#2d5866

Color #2d5866

A muted dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 9.75 Nearest Tailwind class cyan-900 #104e64 · ΔE 4.8

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Conversions

HEX

#2d5866

RGB

rgb(45, 88, 102)

HSL

hsl(194.7, 38.8%, 28.8%)

HSV / HSB

hsv(194.7, 55.9%, 40%)

CMYK

cmyk(55.9%, 13.7%, 0%, 60%)

LAB

lab(35, -10.53, -12.64)

LCH

lch(35, 16.45, 230.2)

OKLCH

oklch(43.5%, 0.0529, 221.4)

HWB

hwb(194.7, 17.6%, 60%)

Harmony colors

Complementary

#663b2d

Analogous

#2d6657

#2d5866

#2d3b66

Triadic

#2d5866

#662d58

#58662d

Split-complementary

#2d5866

#662d3b

#66572d

Tetradic

#2d5866

#3b2d66

#663b2d

#58662d

Square

#2d5866

#572d66

#663b2d

#3b662d

Shades

Color #2d5866 mixed toward black.

#254955

#1e3b44

#162c33

#0f1d22

#070f11

Tints

Color #2d5866 mixed toward white.

#3f7c90

#579eb5

#81b6c7

#abceda

#d5e7ec

Tones

Color #2d5866 mixed toward gray.

#325661

#36535c

#3b5158

#404e53

#454c4e

Accessibility

Aa White text on this color

7.78:1

Aa Black text on this color

2.7:1

White text reads better on this background (7.78:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#444463 · ΔE 19.6

Deuteranopia

#413e62 · ΔE 21

Tritanopia

#306060 · ΔE 8.1

Achromatopsia

#525252 · ΔE 13.9

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #2d5866;

Tailwind (arbitrary value)

bg-[#2d5866]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Sky Blue #87ceeb

Powder Blue #b0e0e6

Light Sky Blue #87cefa

Charcoal #36454f

Frequently asked questions

#2d5866 (#2d5866) is rgb(45, 88, 102) in RGB.

No, #2d5866 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #2d5866, or check how it holds up for accessibility.

Generate a palette → Check contrast