#56591B#56591B

#56591B is a dark, moderate yellow. Relative luminance 0.092; OKLCH L 44.8% C 0.083 H 112.0°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#56591B
RGB	rgb(86, 89, 27)
HSL	hsl(63, 53%, 23%)
HSV	hsv(63, 70%, 35%)
CMYK	cmyk(3.4%, 0%, 69.7%, 65.1%)
CIE-LAB	lab(36.37, -10.25, 34.12)
CIE-LCH	lch(36.37, 35.63, 106.72°)
OKLab	oklab(44.79% -0.0311 0.0772)
OKLCH	oklch(44.79% 0.083 112)
XYZ	xyz(7.6082, 9.2025, 2.4122)
Luminance	0.0920 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#56591B #1E1B59

analogous

#593D1B #56591B #37591B

triadic

#56591B #1B5659 #591B56

tetradic

#56591B #1B593D #1E1B59 #591B37

square

#56591B #1B593D #1E1B59 #591B37

split-complementary

#56591B #1B3759 #3D1B59

monochromatic

#171707 #292A0D #56591B #838829 #B1B737

Accessibility & contrast

On white

7.39

#56591B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#56591B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #56591B

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##56591B	#FFFFFF	#000000	##FFFFFF
##56591B	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605513

Deuteranopia (green-blind)

#60561F

Tritanopia (blue-blind)

#5C534C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #56591b;
/* rgb */ color: rgb(86, 89, 27);
/* oklch */ color: oklch(44.8% 0.083 112.0);

Tailwind

colors: {
  custom: {
    50: '#88875b',
    500: '#56591b',
    950: '#000000',
  },
}

SCSS

$custom: #56591b;
$custom-light: #88875b;
$custom-dark: #000000;

JSON

{
  "hex": "#56591b",
  "rgb": {
    "r": 86,
    "g": 89,
    "b": 27
  },
  "hsl": {
    "h": 62.903,
    "s": 53.448,
    "l": 22.745
  },
  "oklch": {
    "l": 0.44794,
    "c": 0.08323,
    "h": 112
  },
  "luminance": 0.09202
}

Semantic roles & 50–950 ramp

primary

#56591B

secondary

#45418F

accent

#4BDD52

background

#F8F8F5

surface

#F0EFE9

border

#CBCAC5

text

#0C0B04

muted

#7D7C79

Preview Lab

Preview with #56591B

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

Preview Lab → · Contrast checker → · Palette generator →