#4D511B#4D511B

#4D511B is a dark, moderate yellow. Relative luminance 0.075; OKLCH L 41.9% C 0.075 H 113.2°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#4D511B
RGB	rgb(77, 81, 27)
HSL	hsl(64, 50%, 21%)
HSV	hsv(64, 67%, 32%)
CMYK	cmyk(4.9%, 0%, 66.7%, 68.2%)
CIE-LAB	lab(33.01, -9.97, 30.31)
CIE-LCH	lch(33.01, 31.91, 108.20°)
OKLab	oklab(41.91% -0.0297 0.0694)
OKLCH	oklch(41.91% 0.075 113.2)
XYZ	xyz(6.2010, 7.5419, 2.1658)
Luminance	0.0754 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D511B #1F1B51

analogous

#513A1B #4D511B #32511B

triadic

#4D511B #1B4D51 #511B4D

tetradic

#4D511B #1B513A #1F1B51 #511B32

square

#4D511B #1B513A #1F1B51 #511B32

split-complementary

#4D511B #1B3251 #3A1B51

monochromatic

#161708 #21230C #4D511B #797F2A #A4AD3A

Accessibility & contrast

On white

8.37

#4D511B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#4D511B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D511B

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D511B	#FFFFFF	#000000	##FFFFFF
##4D511B	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574D15

Deuteranopia (green-blind)

#574E1E

Tritanopia (blue-blind)

#524C46

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4d511b;
/* rgb */ color: rgb(77, 81, 27);
/* oklch */ color: oklch(41.9% 0.075 113.2);

Tailwind

colors: {
  custom: {
    50: '#81815a',
    500: '#4d511b',
    950: '#000000',
  },
}

SCSS

$custom: #4d511b;
$custom-light: #81815a;
$custom-dark: #000000;

JSON

{
  "hex": "#4d511b",
  "rgb": {
    "r": 77,
    "g": 81,
    "b": 27
  },
  "hsl": {
    "h": 64.444,
    "s": 50,
    "l": 21.176
  },
  "oklch": {
    "l": 0.41906,
    "c": 0.07546,
    "h": 113.2
  },
  "luminance": 0.07542
}

Semantic roles & 50–950 ramp

primary

#4D511B

secondary

#464187

accent

#4EDA59

background

#F8F7F5

surface

#EFEEE9

border

#CAC9C5

text

#0A0A04

muted

#7C7C79

Preview Lab

Preview with #4D511B

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

Preview Lab → · Contrast checker → · Palette generator →