#153d4a

Color #153d4a

A moderately saturated very dark cyan.

Closest named color Charcoal #36454f · ΔE 8.65 Nearest Tailwind class cyan-950 #053345 · ΔE 4.2

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Conversions

HEX

#153d4a

RGB

rgb(21, 61, 74)

HSL

hsl(194.7, 55.8%, 18.6%)

HSV / HSB

hsv(194.7, 71.6%, 29%)

CMYK

cmyk(71.6%, 17.6%, 0%, 71%)

LAB

lab(23.64, -9.19, -12.07)

LCH

lch(23.64, 15.17, 232.71)

OKLCH

oklch(33.8%, 0.0497, 222.72)

HWB

hwb(194.7, 8.2%, 71%)

Harmony colors

Complementary

#4a2215

Analogous

#154a3c

#153d4a

#15224a

Triadic

#153d4a

#4a153d

#3d4a15

Split-complementary

#153d4a

#4a1522

#4a3c15

Tetradic

#153d4a

#22154a

#4a2215

#3d4a15

Square

#153d4a

#3c154a

#4a2215

#224a15

Shades

Color #153d4a mixed toward black.

#11333e

#0e2931

#0a1e25

#071419

#030a0c

Tints

Color #153d4a mixed toward white.

#246980

#3496b6

#5db5d1

#93cee0

#c9e6f0

Tones

Color #153d4a mixed toward gray.

#193b45

#1e3841

#22363d

#273438

#2b3234

Accessibility

Aa White text on this color

11.68:1

Aa Black text on this color

1.8:1

White text reads better on this background (11.68:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2b2c47 · ΔE 18.2

Deuteranopia

#292646 · ΔE 20.3

Tritanopia

#194544 · ΔE 8.7

Achromatopsia

#383838 · ΔE 12.9

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

Code

CSS

background-color: #153d4a;

Tailwind (arbitrary value)

bg-[#153d4a]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Sky Blue #87ceeb

Powder Blue #b0e0e6

Light Sky Blue #87cefa

Charcoal #36454f

Frequently asked questions

#153d4a (#153d4a) is rgb(21, 61, 74) in RGB.

No, #153d4a 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 #153d4a, or check how it holds up for accessibility.

Generate a palette → Check contrast