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Atlantic Color

HEX #155370 / RGB (21, 83, 112)

Atlantic spotted dolphin

What is Atlantic Color?

Atlantic (Hex code: 155370) Thumbnail

Atlantic has the hex code #155370. The equivalent RGB values are (21, 83, 112), which means it is composed of 10% red, 38% green and 52% blue. The CMYK color codes, used in printers, are C:81 M:26 Y:0 K:56. In the HSV/HSB scale, Atlantic has a hue of 199°, 81% saturation and a brightness value of 44%.
Details of other color codes including equivalent web safe and HTML & CSS colors are given in the table below. Also listed are the closest Pantone® (PMS) and RAL colors.

Atlantic is a deep blue color with a hint of green. It is named after the ocean that separates Europe/Africa and the Americas. The color is not included in the web colors list and cannot be used by name in HTML and CSS code. However, atlantic can be applied to web pages with its hex code, RGB and/or HSL values. Please note that the CMYK numbers listed on this page have been derived from the hexadecimal code using known formulae and are only approximates.

Download Atlantic Solid Color Background

Atlantic Color Codes

Hex Code#155370
RGB Values(21, 83, 112)
CMYK Values(81%, 26%, 0%, 56%)
HSV/HSB Values(199°, 81%, 44%)
Closest Web Safe#006666
Inverse Color#EAAC8F [Tumbleweed]
Closest Pantone®5473 C
Closest RAL5001 [Green blue]
Complementary Color#703215 [Liver (Organ)]
Atlantic Converted to Grayscale Codes
Simple Average#484848
Weighted Average (Most Common)#444444
Weighted Average (Luma)#484848
Weighted Average (Gamma Adjusted)#8C8C8C

Atlantic Color Palettes

Complementary color palette of 155370. Complementary color is 703215

Complementary Palette

The complement of Atlantic is Liver (Organ) with the hex code #703215. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #155370 color is offered by #703215. The complementary color palette is easiest to use and work with. Studies have shown that contrasting color palette is the best way to grab a viewer's attention.

155370 703215
Analogous color palette with (155370, 152670 and 15705F)

Analogous Palette

The analogous colors of Atlantic (#155370) are Catalina Blue (#152670) and Deep Green-Cyan Turquoise (#15705F). In the RGB color wheel, these two analogous colors occur to the right and left of Atlantic with a 30° separation on either side. An analogous color palette is extremely soothing to the eyes and works wonders if your main color is soft or pastel.

155370 152670 15705F
Split Complementary color palette with (155370, 701526 and 705F15)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of Atlantic (#155370) are #701526 (Persian Plum) and #705F15 (Antique Bronze). A split-complementary color palette consists of the main color along with those on either side (30°) of the complementary color. Based on our research, usage of split-complementary palettes is on the rise online, especially in graphics and web sites designs. It may be because it is not as contrasting as the complementary color palette and, hence, results in a combination which is pleasant to the eyes.

155370 701526 705F15
Triadic color palette with (155370, 701553 and 537015)

Triadic Palette

Atlantic triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #701553 (Pansy Purple) and #537015 (Sap Green) along with #155370 create a stunning and beautiful triadic palette with the maximum variation in hue and, therefore, offering the best possible contrast when taken together.

155370 701553 537015
Tetradic color palette with (155370, 701553, 703215 and 157032)

Tetradic Palette

The tetradic palette of Atlantic has four colors - #701553 (Pansy Purple), #703215 (Liver (Organ)) and #157032 (La Salle Green) in addition to the base color (#155370). A tetradic color palette is complex and, in most cases, should not be used off-the-shelf. We suggest tweaking the colors slightly to achieve desired results.

155370 701553 703215 157032
Square color palette with (155370, 5F1570, 703215 and 267015)

Square Palette

Atlantic square color palette has #5F1570 (Blue-Violet (Color Wheel)), #703215 (Liver (Organ)) and #267015 (Metallic Green). Quite like triadic, the hues in a square palette are at the maximum distance from each other, which is 90°.
Note: For several colors purposes, a square palette may look much better than the tetrad color palette.

155370 5F1570 703215 267015
Rainbow color

Atlantic Color Rainbow Palette

Our Atlantic rainbow color palette is based on the RGB model and consists of 7 colors, just like the traditional rainbow. You might not see a lot of variation in color, especially if the chosen color is dark or extremely light. However, this can lead interesting rainbow palettes that are faded, soft, pastel or dull.

155370 251570 70156D 70151F 705915 397015 15703F

Tints, Tones & Shades of Atlantic Color


  • Transparent 44758D44758D
  • Transparent 5B879B5B879B
  • Transparent 7398A97398A9
  • Transparent 8AA9B88AA9B8
  • Transparent A1BAC6A1BAC6
  • Transparent B9CBD4B9CBD4
  • Transparent D0DDE2D0DDE2
  • Transparent E8EEF1E8EEF1


  • Transparent 2A5C732A5C73
  • Transparent 356175356175
  • Transparent 406576406576
  • Transparent 4B6A784B6A78
  • Transparent 556E7A556E7A
  • Transparent 60737B60737B
  • Transparent 6B777D6B777D
  • Transparent 757C7E757C7E


  • Transparent 11425A11425A
  • Transparent 0F3A4E0F3A4E
  • Transparent 0D32430D3243
  • Transparent 0B2A380B2A38
  • Transparent 08212D08212D
  • Transparent 061922061922
  • Transparent 041116041116
  • Transparent 02080B02080B

Atlantic Color Patterns

  • Transparent

    Atlantic Gingham Checks

  • Transparent

    Atlantic Vertical Stripes Pattern

  • Transparent

    Atlantic Polka Dots Pattern

  • Transparent

    Atlantic Honeycomb Pattern

  • Transparent

    Atlantic Leaves Pattern

  • Transparent

    Atlantic Houndstooth Pattern

  • Transparent

    Atlantic Trellis Pattern

  • Transparent

    Atlantic Plaid Pattern

Atlantic Color Interior Ideas

Pretty Photo frame on Atlantic color drawing room interior textured wall

Atlantic Color Drawing Room Textured Wall Paint Idea

Pretty Photo frame on Atlantic color Living room wal color

Atlantic Color Living Room Wall Paint Idea

Pretty Photo frame on Atlantic color Bedroom interior wall color

Atlantic Color Bedroom Wall Paint Idea

Pretty Photo frame on Atlantic color kitchen interior wall color

Atlantic Color Kitchen Wall Paint Idea

Photo credits:
Color-Name - Find color name by hex | Product Hunt