#4F571B#4F571B

#4F571B is a dark, moderate yellow. Relative luminance 0.086; OKLCH L 43.6% C 0.083 H 116.4°. Best body text is #FFFFFF at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#4F571B
RGB	rgb(79, 87, 27)
HSL	hsl(68, 53%, 22%)
HSV	hsv(68, 69%, 34%)
CMYK	cmyk(9.2%, 0%, 69%, 65.9%)
CIE-LAB	lab(35.12, -12.46, 32.62)
CIE-LCH	lch(35.12, 34.92, 110.91°)
OKLab	oklab(43.64% -0.0368 0.0742)
OKLCH	oklch(43.64% 0.083 116.4)
XYZ	xyz(6.8306, 8.5579, 2.3287)
Luminance	0.0856 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F571B #231B57

analogous

#57411B #4F571B #31571B

triadic

#4F571B #1B4F57 #571B4F

tetradic

#4F571B #1B5741 #231B57 #571B31

square

#4F571B #1B5741 #231B57 #571B31

split-complementary

#4F571B #1B3157 #411B57

monochromatic

#151707 #25280D #4F571B #798629 #A4B438

Accessibility & contrast

On white

7.74

#4F571B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#4F571B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F571B

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F571B	#FFFFFF	#000000	##FFFFFF
##4F571B	1.00	7.74	2.71	7.74
#FFFFFF	7.74	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5213

Deuteranopia (green-blind)

#5D531F

Tritanopia (blue-blind)

#54524B

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4f571b;
/* rgb */ color: rgb(79, 87, 27);
/* oklch */ color: oklch(43.6% 0.083 116.4);

Tailwind

colors: {
  custom: {
    50: '#82865b',
    500: '#4f571b',
    950: '#000000',
  },
}

SCSS

$custom: #4f571b;
$custom-light: #82865b;
$custom-dark: #000000;

JSON

{
  "hex": "#4f571b",
  "rgb": {
    "r": 79,
    "g": 87,
    "b": 27
  },
  "hsl": {
    "h": 68,
    "s": 52.632,
    "l": 22.353
  },
  "oklch": {
    "l": 0.43639,
    "c": 0.08285,
    "h": 116.4
  },
  "luminance": 0.08558
}

Semantic roles & 50–950 ramp

primary

#4F571B

secondary

#4B418D

accent

#4CDC5F

background

#F8F8F5

surface

#EFEFE9

border

#CACAC5

text

#0B0B04

muted

#7C7C79

Preview Lab

Preview with #4F571B

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

Preview Lab → · Contrast checker → · Palette generator →