#1b2528

Color #1b2528

A muted very dark cyan.

Closest named color Black #000000 · ΔE 14.71 Nearest Tailwind class mist-800 #22292b · ΔE 2

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Conversions

HEX

#1b2528

RGB

rgb(27, 37, 40)

HSL

hsl(193.8, 19.4%, 13.1%)

HSV / HSB

hsv(193.8, 32.5%, 15.7%)

CMYK

cmyk(32.5%, 7.5%, 0%, 84.3%)

LAB

lab(13.88, -3.48, -3.43)

LCH

lch(13.88, 4.89, 224.59)

OKLCH

oklch(25.6%, 0.0151, 218.01)

HWB

hwb(193.8, 10.6%, 84.3%)

Harmony colors

Complementary

#281e1b

Analogous

#1b2824

#1b2528

#1b1e28

Triadic

#1b2528

#281b25

#25281b

Split-complementary

#1b2528

#281b1e

#28241b

Tetradic

#1b2528

#1e1b28

#281e1b

#25281b

Square

#1b2528

#241b28

#281e1b

#1e281b

Shades

Color #1b2528 mixed toward black.

#161f21

#12191b

#0d1214

#090c0d

#040607

Tints

Color #1b2528 mixed toward white.

#394e54

#567780

#7b9ca6

#a7bdc3

#d3dee1

Tones

Color #1b2528 mixed toward gray.

#1c2427

#1d2426

#1e2325

#1f2324

#202222

Accessibility

Aa White text on this color

15.65:1

Aa Black text on this color

1.34:1

White text reads better on this background (15.65:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#202027 · ΔE 7.4

Deuteranopia

#1f1e27 · ΔE 9

Tritanopia

#1c2727 · ΔE 2.4

Achromatopsia

#232323 · ΔE 5.5

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

Code

CSS

background-color: #1b2528;

Tailwind (arbitrary value)

bg-[#1b2528]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Sky Blue #87ceeb

Powder Blue #b0e0e6

Light Sky Blue #87cefa

Charcoal #36454f

Frequently asked questions

#1b2528 (#1b2528) is rgb(27, 37, 40) in RGB.

No, #1b2528 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 #1b2528, or check how it holds up for accessibility.

Generate a palette → Check contrast