#B9BB37#B9BB37

#B9BB37 is a light, vivid yellow. Relative luminance 0.461; OKLCH L 76.7% C 0.149 H 110.3°. Best body text is #000000 at 10.23:1 contrast (WCAG AA passes).

Color values

HEX	#B9BB37
RGB	rgb(185, 187, 55)
HSL	hsl(61, 55%, 47%)
HSV	hsv(61, 71%, 73%)
CMYK	cmyk(1.1%, 0%, 70.6%, 26.7%)
CIE-LAB	lab(73.63, -16.49, 62.85)
CIE-LCH	lch(73.63, 64.97, 104.70°)
OKLab	oklab(76.7% -0.0516 0.1395)
OKLCH	oklch(76.7% 0.149 110.3)
XYZ	xyz(38.4688, 46.1318, 10.4916)
Luminance	0.4613 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9BB37 #3937BB

analogous

#BB7B37 #B9BB37 #77BB37

triadic

#B9BB37 #37B9BB #BB37B9

tetradic

#B9BB37 #37BB7B #3937BB #BB3777

square

#B9BB37 #37BB7B #3937BB #BB3777

split-complementary

#B9BB37 #3777BB #7B37BB

monochromatic

#5B5C1B #8A8C29 #B9BB37 #CED05F #DDDE8E

Accessibility & contrast

On white

2.05

#B9BB37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.23

#B9BB37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9BB37

10.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9BB37	#FFFFFF	#000000	##000000
##B9BB37	1.00	2.05	10.23	10.23
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.23	21.00	1.00	1.00
##000000	10.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB320

Deuteranopia (green-blind)

#CBB741

Tritanopia (blue-blind)

#C6AFA1

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #b9bb37;
/* rgb */ color: rgb(185, 187, 55);
/* oklch */ color: oklch(76.7% 0.149 110.3);

Tailwind

colors: {
  custom: {
    50: '#d1cf77',
    500: '#b9bb37',
    950: '#000000',
  },
}

SCSS

$custom: #b9bb37;
$custom-light: #d1cf77;
$custom-dark: #000000;

JSON

{
  "hex": "#b9bb37",
  "rgb": {
    "r": 185,
    "g": 187,
    "b": 55
  },
  "hsl": {
    "h": 60.909,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.76702,
    "c": 0.14876,
    "h": 110.3
  },
  "luminance": 0.46131
}

Semantic roles & 50–950 ramp

primary

#B9BB37

secondary

#8685C9

accent

#4ADE4C

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#141309

muted

#83827B

Preview Lab

Preview with #B9BB37

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

Preview Lab → · Contrast checker → · Palette generator →