#15313e

Color #15313e

A moderately saturated very dark cyan.

Closest named color Charcoal #36454f · ΔE 10.51 Nearest Tailwind class cyan-950 #053345 · ΔE 2.6

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Conversions

HEX

#15313e

RGB

rgb(21, 49, 62)

HSL

hsl(199, 49.4%, 16.3%)

HSV / HSB

hsv(199, 66.1%, 24.3%)

CMYK

cmyk(66.1%, 21%, 0%, 75.7%)

LAB

lab(18.82, -5.93, -11.39)

LCH

lch(18.82, 12.84, 242.5)

OKLCH

oklch(29.8%, 0.0413, 230.41)

HWB

hwb(199, 8.2%, 75.7%)

Harmony colors

Complementary

#3e2215

Analogous

#153e37

#15313e

#151d3e

Triadic

#15313e

#3e1531

#313e15

Split-complementary

#15313e

#3e151d

#3e3715

Tetradic

#15313e

#22153e

#3e2215

#313e15

Square

#15313e

#37153e

#3e2215

#1d3e15

Shades

Color #15313e mixed toward black.

#122934

#0e2129

#0b191f

#071015

#04080a

Tints

Color #15313e mixed toward white.

#275b73

#3985a8

#60a8c9

#95c5db

#cae2ed

Tones

Color #15313e mixed toward gray.

#18303b

#1c2f37

#1f2d34

#232c30

#262b2d

Accessibility

Aa White text on this color

13.63:1

Aa Black text on this color

1.54:1

White text reads better on this background (13.63:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#24243b · ΔE 15.2

Deuteranopia

#22203a · ΔE 16.8

Tritanopia

#173938 · ΔE 9.7

Achromatopsia

#2e2e2e · ΔE 10.9

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

Code

CSS

background-color: #15313e;

Tailwind (arbitrary value)

bg-[#15313e]

Related colors

Sky Blue #87ceeb

Deep Sky Blue #00bfff

Light Sky Blue #87cefa

Light Blue #add8e6

Charcoal #36454f

Steel Blue #4682b4

Frequently asked questions

#15313e (#15313e) is rgb(21, 49, 62) in RGB.

No, #15313e 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 #15313e, or check how it holds up for accessibility.

Generate a palette → Check contrast