#51591c

Color #51591c

A moderately saturated dark yellow.

Closest named color Dark Olive Green #556b2f · ΔE 9.21 Nearest Tailwind class lime-900 #35530e · ΔE 6.9

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

Conversions

HEX

#51591c

RGB

rgb(81, 89, 28)

HSL

hsl(67.9, 52.1%, 22.9%)

HSV / HSB

hsv(67.9, 68.5%, 34.9%)

CMYK

cmyk(9%, 0%, 68.5%, 65.1%)

LAB

lab(35.94, -12.57, 33.07)

LCH

lch(35.94, 35.38, 110.81)

OKLCH

oklch(44.3%, 0.084, 116.29)

HWB

hwb(67.9, 11%, 65.1%)

Harmony colors

Complementary

#241c59

Analogous

#59421c

#51591c

#32591c

Triadic

#51591c

#1c5159

#591c51

Split-complementary

#51591c

#1c3259

#421c59

Tetradic

#51591c

#1c5924

#241c59

#591c51

Square

#51591c

#1c5942

#241c59

#591c32

Shades

Color #51591c mixed toward black.

#434a17

#363b13

#282c0e

#1b1e09

#0d0f05

Tints

Color #51591c mixed toward white.

#7e8b2c

#abbc3b

#c2d069

#d7e09b

#ebefcd

Tones

Color #51591c mixed toward gray.

#4d5421

#494f26

#464a2b

#424530

#3e3f35

Accessibility

Aa White text on this color

7.51:1

Aa Black text on this color

2.8:1

White text reads better on this background (7.51:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#555533 · ΔE 6.7

Deuteranopia

#545337 · ΔE 8.7

Tritanopia

#513f41 · ΔE 29

Achromatopsia

#555555 · ΔE 20.3

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

Code

CSS

background-color: #51591c;

Tailwind (arbitrary value)

bg-[#51591c]

Related colors

Ivory #fffff0

Beige #f5f5dc

Light Goldenrod Yellow #fafad2

Light Yellow #ffffe0

Olive #808000

Yellow #ffff00

Frequently asked questions

#51591c (#51591c) is rgb(81, 89, 28) in RGB.

No, #51591c 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.

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.

Try it →

Build something with this color

Generate a full palette from #51591c, or check how it holds up for accessibility.

Generate a palette → Check contrast