#4B400F#4B400F

#4B400F is a dark, moderate yellow. Relative luminance 0.052; OKLCH L 37.3% C 0.067 H 96.1°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#4B400F
RGB	rgb(75, 64, 15)
HSL	hsl(49, 67%, 18%)
HSV	hsv(49, 80%, 29%)
CMYK	cmyk(0%, 14.7%, 80%, 70.6%)
CIE-LAB	lab(27.29, -1.50, 30.12)
CIE-LCH	lch(27.29, 30.15, 92.86°)
OKLab	oklab(37.27% -0.0071 0.0668)
OKLCH	oklch(37.27% 0.067 96.1)
XYZ	xyz(4.8215, 5.1974, 1.2011)
Luminance	0.0520 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B400F #0F1A4B

analogous

#4B220F #4B400F #384B0F

triadic

#4B400F #0F4B40 #400F4B

tetradic

#4B400F #0F4B22 #0F1A4B #4B0F38

square

#4B400F #0F4B22 #0F1A4B #4B0F38

split-complementary

#4B400F #0F384B #220F4B

monochromatic

#1A1605 #1A1605 #4B400F #7E6C19 #B19723

Accessibility & contrast

On white

10.30

#4B400F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#4B400F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B400F

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B400F	#FFFFFF	#000000	##FFFFFF
##4B400F	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473E08

Deuteranopia (green-blind)

#4A4212

Tritanopia (blue-blind)

#523A36

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #4b400f;
/* rgb */ color: rgb(75, 64, 15);
/* oklch */ color: oklch(37.3% 0.067 96.1);

Tailwind

colors: {
  custom: {
    50: '#807451',
    500: '#4b400f',
    950: '#000000',
  },
}

SCSS

$custom: #4b400f;
$custom-light: #807451;
$custom-dark: #000000;

JSON

{
  "hex": "#4b400f",
  "rgb": {
    "r": 75,
    "g": 64,
    "b": 15
  },
  "hsl": {
    "h": 49,
    "s": 66.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.3727,
    "c": 0.06715,
    "h": 96.1
  },
  "luminance": 0.05197
}

Semantic roles & 50–950 ramp

primary

#4B400F

secondary

#304085

accent

#5EEA3E

background

#F8F7F4

surface

#EFEDE7

border

#CAC8C3

text

#0A0802

muted

#7C7B78

Preview Lab

Preview with #4B400F

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

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