#51636c

Color #51636c

A nearly neutral, gray-leaning dark blue.

Closest named color Dim Gray #696969 · ΔE 9.36 Nearest Tailwind class mist-600 #4b585b · ΔE 4.9

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#51636c

RGB

rgb(81, 99, 108)

HSL

hsl(200, 14.3%, 37.1%)

HSV / HSB

hsv(200, 25%, 42.4%)

CMYK

cmyk(25%, 8.3%, 0%, 57.6%)

LAB

lab(40.82, -4.56, -7.34)

LCH

lch(40.82, 8.64, 238.15)

OKLCH

oklch(48.8%, 0.0262, 229.64)

HWB

hwb(200, 31.8%, 57.6%)

Harmony colors

Complementary

#6c5a51

Analogous

#516c68

#51636c

#51566c

Triadic

#51636c

#6c5163

#636c51

Split-complementary

#51636c

#6c5156

#6c6851

Tetradic

#51636c

#5a516c

#6c5a51

#636c51

Square

#51636c

#68516c

#6c5a51

#566c51

Shades

Color #51636c mixed toward black.

#44535a

#364248

#293236

#1b2124

#0e1112

Tints

Color #51636c mixed toward white.

#687f8b

#8599a3

#a3b3ba

#c2ccd1

#e0e6e8

Tones

Color #51636c mixed toward gray.

#53626a

#566268

#586165

#5a6063

#5c5f61

Accessibility

Aa White text on this color

6.27:1

Aa Black text on this color

3.35:1

White text reads better on this background (6.27:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#59596a · ΔE 11.3

Deuteranopia

#585769 · ΔE 12.2

Tritanopia

#526868 · ΔE 5.9

Achromatopsia

#606060 · ΔE 8.2

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

Code

CSS

background-color: #51636c;

Tailwind (arbitrary value)

bg-[#51636c]

Related colors

Sky Blue #87ceeb

Light Sky Blue #87cefa

Charcoal #36454f

Deep Sky Blue #00bfff

Light Blue #add8e6

Steel Blue #4682b4

Frequently asked questions

#51636c (#51636c) is rgb(81, 99, 108) in RGB.

No, #51636c 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

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 #51636c, or check how it holds up for accessibility.

Generate a palette → Check contrast