#515256

Color #515256

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 9.3 Nearest Tailwind class neutral-600 #525252 · ΔE 2.4

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Conversions

HEX

#515256

RGB

rgb(81, 82, 86)

HSL

hsl(228, 3%, 32.7%)

HSV / HSB

hsv(228, 5.8%, 33.7%)

CMYK

cmyk(5.8%, 4.7%, 0%, 66.3%)

LAB

lab(34.91, 0.48, -2.48)

LCH

lch(34.91, 2.53, 280.95)

OKLCH

oklch(43.9%, 0.0066, 275.19)

HWB

hwb(228, 31.8%, 66.3%)

Harmony colors

Complementary

#565551

Analogous

#515456

#515256

#525156

Triadic

#515256

#565152

#525651

Split-complementary

#515256

#565251

#545651

Tetradic

#515256

#555156

#565551

#525651

Square

#515256

#565154

#565551

#515652

Shades

Color #515256 mixed toward black.

#434448

#363739

#28292b

#1b1b1d

#0d0e0e

Tints

Color #515256 mixed toward white.

#6d6e73

#898b90

#a7a8ac

#c4c5c8

#e2e2e3

Tones

Color #515256 mixed toward gray.

#515255

#525255

#525355

#535354

Accessibility

Aa White text on this color

7.8:1

Aa Black text on this color

2.69:1

White text reads better on this background (7.8:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#515155 · ΔE 0.7

Deuteranopia

#515155 · ΔE 0.7

Tritanopia

#515454 · ΔE 3.1

Achromatopsia

#525252 · ΔE 2.4

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

Code

CSS

background-color: #515256;

Tailwind (arbitrary value)

bg-[#515256]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#515256 (#515256) is rgb(81, 82, 86) in RGB.

No, #515256 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 #515256, or check how it holds up for accessibility.

Generate a palette → Check contrast