#1c2138

Color #1c2138

A muted very dark blue.

Closest named color Charcoal #36454f · ΔE 18.88 Nearest Tailwind class slate-900 #0f172b · ΔE 3.7

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Conversions

HEX

#1c2138

RGB

rgb(28, 33, 56)

HSL

hsl(229.3, 33.3%, 16.5%)

HSV / HSB

hsv(229.3, 50%, 22%)

CMYK

cmyk(50%, 41.1%, 0%, 78%)

LAB

lab(13.35, 5.17, -15.67)

LCH

lch(13.35, 16.5, 288.26)

OKLCH

oklch(25.5%, 0.0441, 273.51)

HWB

hwb(229.3, 11%, 78%)

Harmony colors

Complementary

#38331c

Analogous

#1c2f38

#1c2138

#251c38

Triadic

#1c2138

#381c21

#21381c

Split-complementary

#1c2138

#38251c

#2f381c

Tetradic

#1c2138

#331c38

#38331c

#21381c

Square

#1c2138

#381c2f

#38331c

#1c3825

Shades

Color #1c2138 mixed toward black.

#171c2f

#131625

#0e111c

#090b13

#050609

Tints

Color #1c2138 mixed toward white.

#343d67

#4b5997

#717eb8

#a0a9d0

#d0d4e7

Tones

Color #1c2138 mixed toward gray.

#1e2336

#212433

#232631

#25272f

#28292c

Accessibility

Aa White text on this color

15.86:1

Aa Black text on this color

1.32:1

White text reads better on this background (15.86:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1e1e33 · ΔE 2.3

Deuteranopia

#1e1e32 · ΔE 2.4

Tritanopia

#1c302f · ΔE 18

Achromatopsia

#222222 · ΔE 12.5

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

Code

CSS

background-color: #1c2138;

Tailwind (arbitrary value)

bg-[#1c2138]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#1c2138 (#1c2138) is rgb(28, 33, 56) in RGB.

No, #1c2138 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 #1c2138, or check how it holds up for accessibility.

Generate a palette → Check contrast