#B7BB31#B7BB31

#B7BB31 is a light, vivid yellow. Relative luminance 0.458; OKLCH L 76.5% C 0.153 H 111.2°. Best body text is #000000 at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#B7BB31
RGB	rgb(183, 187, 49)
HSL	hsl(62, 58%, 46%)
HSV	hsv(62, 74%, 73%)
CMYK	cmyk(2.1%, 0%, 73.8%, 26.7%)
CIE-LAB	lab(73.44, -17.63, 64.70)
CIE-LCH	lch(73.44, 67.06, 105.24°)
OKLab	oklab(76.5% -0.0553 0.1424)
OKLCH	oklch(76.5% 0.153 111.2)
XYZ	xyz(37.8544, 45.8307, 9.7573)
Luminance	0.4583 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7BB31 #3531BB

analogous

#BB7A31 #B7BB31 #72BB31

triadic

#B7BB31 #31B7BB #BB31B7

tetradic

#B7BB31 #31BB7A #3531BB #BB3172

square

#B7BB31 #31BB7A #3531BB #BB3172

split-complementary

#B7BB31 #3172BB #7A31BB

monochromatic

#585A18 #888B24 #B7BB31 #CFD356 #DDE087

Accessibility & contrast

On white

2.07

#B7BB31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.17

#B7BB31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B7BB31

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7BB31	#FFFFFF	#000000	##000000
##B7BB31	1.00	2.07	10.17	10.17
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.17	21.00	1.00	1.00
##000000	10.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB313

Deuteranopia (green-blind)

#CBB63C

Tritanopia (blue-blind)

#C4AFA1

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #b7bb31;
/* rgb */ color: rgb(183, 187, 49);
/* oklch */ color: oklch(76.5% 0.153 111.2);

Tailwind

colors: {
  custom: {
    50: '#d0cf74',
    500: '#b7bb31',
    950: '#000000',
  },
}

SCSS

$custom: #b7bb31;
$custom-light: #d0cf74;
$custom-dark: #000000;

JSON

{
  "hex": "#b7bb31",
  "rgb": {
    "r": 183,
    "g": 187,
    "b": 49
  },
  "hsl": {
    "h": 61.739,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.76495,
    "c": 0.15278,
    "h": 111.2
  },
  "luminance": 0.4583
}

Semantic roles & 50–950 ramp

primary

#B7BB31

secondary

#817FC9

accent

#46E24B

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B7BB31

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

Preview Lab → · Contrast checker → · Palette generator →