#4B511B#4B511B

#4B511B is a dark, moderate yellow. Relative luminance 0.075; OKLCH L 41.7% C 0.076 H 115.1°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#4B511B
RGB	rgb(75, 81, 27)
HSL	hsl(67, 50%, 21%)
HSV	hsv(67, 67%, 32%)
CMYK	cmyk(7.4%, 0%, 66.7%, 68.2%)
CIE-LAB	lab(32.83, -10.93, 30.07)
CIE-LCH	lch(32.83, 31.99, 109.98°)
OKLab	oklab(41.72% -0.0323 0.0689)
OKLCH	oklch(41.72% 0.076 115.1)
XYZ	xyz(6.0420, 7.4599, 2.1583)
Luminance	0.0746 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B511B #211B51

analogous

#513C1B #4B511B #30511B

triadic

#4B511B #1B4B51 #511B4B

tetradic

#4B511B #1B513C #211B51 #511B30

square

#4B511B #1B513C #211B51 #511B30

split-complementary

#4B511B #1B3051 #3C1B51

monochromatic

#151708 #20230C #4B511B #757F2A #A0AD3A

Accessibility & contrast

On white

8.43

#4B511B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#4B511B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B511B

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B511B	#FFFFFF	#000000	##FFFFFF
##4B511B	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574D15

Deuteranopia (green-blind)

#564E1E

Tritanopia (blue-blind)

#504C46

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4b511b;
/* rgb */ color: rgb(75, 81, 27);
/* oklch */ color: oklch(41.7% 0.076 115.1);

Tailwind

colors: {
  custom: {
    50: '#7f815a',
    500: '#4b511b',
    950: '#000000',
  },
}

SCSS

$custom: #4b511b;
$custom-light: #7f815a;
$custom-dark: #000000;

JSON

{
  "hex": "#4b511b",
  "rgb": {
    "r": 75,
    "g": 81,
    "b": 27
  },
  "hsl": {
    "h": 66.667,
    "s": 50,
    "l": 21.176
  },
  "oklch": {
    "l": 0.41719,
    "c": 0.07609,
    "h": 115.1
  },
  "luminance": 0.0746
}

Semantic roles & 50–950 ramp

primary

#4B511B

secondary

#494187

accent

#4EDA5E

background

#F7F7F5

surface

#EEEEE9

border

#C9C9C5

text

#0A0A04

muted

#7C7C79

Preview Lab

Preview with #4B511B

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

Preview Lab → · Contrast checker → · Palette generator →