#4D581B#4D581B

#4D581B is a dark, moderate yellow-green. Relative luminance 0.086; OKLCH L 43.7% C 0.085 H 118.8°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#4D581B
RGB	rgb(77, 88, 27)
HSL	hsl(71, 53%, 23%)
HSV	hsv(71, 69%, 35%)
CMYK	cmyk(12.5%, 0%, 69.3%, 65.5%)
CIE-LAB	lab(35.27, -13.97, 32.73)
CIE-LCH	lch(35.27, 35.59, 113.11°)
OKLab	oklab(43.72% -0.0409 0.0745)
OKLCH	oklch(43.72% 0.085 118.8)
XYZ	xyz(6.7482, 8.6364, 2.3482)
Luminance	0.0864 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D581B #261B58

analogous

#58451B #4D581B #2E581B

triadic

#4D581B #1B4D58 #581B4D

tetradic

#4D581B #1B5845 #261B58 #581B2E

square

#4D581B #1B5845 #261B58 #581B2E

split-complementary

#4D581B #1B2E58 #451B58

monochromatic

#141707 #24290D #4D581B #768729 #9FB638

Accessibility & contrast

On white

7.70

#4D581B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#4D581B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D581B

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D581B	#FFFFFF	#000000	##FFFFFF
##4D581B	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5313

Deuteranopia (green-blind)

#5D531F

Tritanopia (blue-blind)

#52534B

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4d581b;
/* rgb */ color: rgb(77, 88, 27);
/* oklch */ color: oklch(43.7% 0.085 118.8);

Tailwind

colors: {
  custom: {
    50: '#81875b',
    500: '#4d581b',
    950: '#000000',
  },
}

SCSS

$custom: #4d581b;
$custom-light: #81875b;
$custom-dark: #000000;

JSON

{
  "hex": "#4d581b",
  "rgb": {
    "r": 77,
    "g": 88,
    "b": 27
  },
  "hsl": {
    "h": 70.82,
    "s": 53.043,
    "l": 22.549
  },
  "oklch": {
    "l": 0.43722,
    "c": 0.08499,
    "h": 118.8
  },
  "luminance": 0.08636
}

Semantic roles & 50–950 ramp

primary

#4D581B

secondary

#4F418E

accent

#4BDC66

background

#F8F8F5

surface

#EFEFE9

border

#CACAC5

text

#0A0B04

muted

#7C7C79

Preview Lab

Preview with #4D581B

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

Preview Lab → · Contrast checker → · Palette generator →