#5B511D#5B511D

#5B511D is a dark, moderate yellow. Relative luminance 0.082; OKLCH L 43.3% C 0.072 H 98.4°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#5B511D
RGB	rgb(91, 81, 29)
HSL	hsl(50, 52%, 24%)
HSV	hsv(50, 68%, 36%)
CMYK	cmyk(0%, 11%, 68.1%, 64.3%)
CIE-LAB	lab(34.39, -2.95, 31.19)
CIE-LCH	lch(34.39, 31.33, 95.40°)
OKLab	oklab(43.34% -0.0105 0.0712)
OKLCH	oklch(43.34% 0.072 98.4)
XYZ	xyz(7.4789, 8.1981, 2.3506)
Luminance	0.0820 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B511D #1D275B

analogous

#5B321D #5B511D #465B1D

triadic

#5B511D #1D5B51 #511D5B

tetradic

#5B511D #1D5B32 #1D275B #5B1D46

square

#5B511D #1D5B32 #1D275B #5B1D46

split-complementary

#5B511D #1D465B #321D5B

monochromatic

#171507 #2D280E #5B511D #897A2C #B8A43B

Accessibility & contrast

On white

7.96

#5B511D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#5B511D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B511D

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B511D	#FFFFFF	#000000	##FFFFFF
##5B511D	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F17

Deuteranopia (green-blind)

#5C5220

Tritanopia (blue-blind)

#624B46

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #5b511d;
/* rgb */ color: rgb(91, 81, 29);
/* oklch */ color: oklch(43.3% 0.072 98.4);

Tailwind

colors: {
  custom: {
    50: '#8c815c',
    500: '#5b511d',
    950: '#000000',
  },
}

SCSS

$custom: #5b511d;
$custom-light: #8c815c;
$custom-dark: #000000;

JSON

{
  "hex": "#5b511d",
  "rgb": {
    "r": 91,
    "g": 81,
    "b": 29
  },
  "hsl": {
    "h": 50.323,
    "s": 51.667,
    "l": 23.529
  },
  "oklch": {
    "l": 0.43342,
    "c": 0.07194,
    "h": 98.4
  },
  "luminance": 0.08198
}

Semantic roles & 50–950 ramp

primary

#5B511D

secondary

#445090

accent

#64DB4D

background

#F8F7F5

surface

#F0EEE9

border

#CBC9C5

text

#0C0A04

muted

#7D7C79

Preview Lab

Preview with #5B511D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →