#286663

Color #286663

A moderately saturated dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 11.95 Nearest Tailwind class teal-800 #005f5a · ΔE 3.9

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Conversions

HEX

#286663

RGB

rgb(40, 102, 99)

HSL

hsl(177.1, 43.7%, 27.8%)

HSV / HSB

hsv(177.1, 60.8%, 40%)

CMYK

cmyk(60.8%, 0%, 2.9%, 60%)

LAB

lab(39.33, -20.51, -4.28)

LCH

lch(39.33, 20.95, 191.79)

OKLCH

oklch(46.9%, 0.0634, 190.81)

HWB

hwb(177.1, 15.7%, 60%)

Harmony colors

Complementary

#66282b

Analogous

#286644

#286663

#284a66

Triadic

#286663

#632866

#666328

Split-complementary

#286663

#66284a

#664428

Tetradic

#286663

#282b66

#66282b

#666328

Square

#286663

#442866

#66282b

#4a6628

Shades

Color #286663 mixed toward black.

#215552

#1b4442

#143331

#0d2221

#071110

Tints

Color #286663 mixed toward white.

#39928e

#4fbab5

#7bcbc7

#a7dcda

#d3eeec

Tones

Color #286663 mixed toward gray.

#2d615e

#325c5a

#375655

#3d5150

#424c4c

Accessibility

Aa White text on this color

6.62:1

Aa Black text on this color

3.17:1

White text reads better on this background (6.62:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4b4b64 · ΔE 25.6

Deuteranopia

#474264 · ΔE 28.5

Tritanopia

#2e6464 · ΔE 2.1

Achromatopsia

#5d5d5d · ΔE 18.1

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

Code

CSS

background-color: #286663;

Tailwind (arbitrary value)

bg-[#286663]

Related colors

Light Sea Green #20b2aa

Medium Turquoise #48d1cc

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Dark Slate Gray #2f4f4f

Frequently asked questions

#286663 (#286663) is rgb(40, 102, 99) in RGB.

No, #286663 is not web-safe. The nearest web-safe colors are among its tones and shades below.

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 #286663, or check how it holds up for accessibility.

Generate a palette → Check contrast