#B39728#B39728

#B39728 is a light, vivid yellow. Relative luminance 0.319; OKLCH L 68.3% C 0.127 H 94.0°. Best body text is #000000 at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#B39728
RGB	rgb(179, 151, 40)
HSL	hsl(48, 63%, 43%)
HSV	hsv(48, 78%, 70%)
CMYK	cmyk(0%, 15.6%, 77.7%, 29.8%)
CIE-LAB	lab(63.24, -0.95, 58.14)
CIE-LCH	lch(63.24, 58.15, 90.93°)
OKLab	oklab(68.28% -0.009 0.1269)
OKLCH	oklch(68.28% 0.127 94)
XYZ	xyz(30.0417, 31.8719, 6.5766)
Luminance	0.3187 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B39728 #2844B3

analogous

#B35228 #B39728 #89B328

triadic

#B39728 #28B397 #9728B3

tetradic

#B39728 #28B352 #2844B3 #B32889

square

#B39728 #28B352 #2844B3 #B32889

split-complementary

#B39728 #2889B3 #5228B3

monochromatic

#4F4312 #816D1D #B39728 #D5B843 #E0CB75

Accessibility & contrast

On white

2.85

#B39728 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.37

#B39728 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B39728

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B39728	#FFFFFF	#000000	##000000
##B39728	1.00	2.85	7.37	7.37
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.37	21.00	1.00	1.00
##000000	7.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A89411

Deuteranopia (green-blind)

#AF9D2F

Tritanopia (blue-blind)

#C28A82

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #b39728;
/* rgb */ color: rgb(179, 151, 40);
/* oklch */ color: oklch(68.3% 0.127 94.0);

Tailwind

colors: {
  custom: {
    50: '#ceb56b',
    500: '#b39728',
    950: '#000000',
  },
}

SCSS

$custom: #b39728;
$custom-light: #ceb56b;
$custom-dark: #000000;

JSON

{
  "hex": "#b39728",
  "rgb": {
    "r": 179,
    "g": 151,
    "b": 40
  },
  "hsl": {
    "h": 47.914,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.68282,
    "c": 0.12726,
    "h": 94
  },
  "luminance": 0.3187
}

Semantic roles & 50–950 ramp

primary

#B39728

secondary

#6F81C8

accent

#63E641

background

#FDFBF6

surface

#FAF6EC

border

#D3D0C7

text

#141107

muted

#83807A

Preview Lab

Preview with #B39728

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

Preview Lab → · Contrast checker → · Palette generator →