#B3BB31#B3BB31

#B3BB31 is a light, vivid yellow. Relative luminance 0.453; OKLCH L 76.2% C 0.154 H 112.9°. Best body text is #000000 at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#B3BB31
RGB	rgb(179, 187, 49)
HSL	hsl(63, 58%, 46%)
HSV	hsv(63, 74%, 73%)
CMYK	cmyk(4.3%, 0%, 73.8%, 26.7%)
CIE-LAB	lab(73.12, -19.33, 64.29)
CIE-LCH	lch(73.12, 67.13, 106.73°)
OKLab	oklab(76.16% -0.0598 0.1417)
OKLCH	oklch(76.16% 0.154 112.9)
XYZ	xyz(36.9163, 45.3469, 9.7133)
Luminance	0.4535 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3BB31 #3931BB

analogous

#BB7E31 #B3BB31 #6EBB31

triadic

#B3BB31 #31B3BB #BB31B3

tetradic

#B3BB31 #31BB7E #3931BB #BB316E

square

#B3BB31 #31BB7E #3931BB #BB316E

split-complementary

#B3BB31 #316EBB #7E31BB

monochromatic

#565A18 #858B24 #B3BB31 #CCD356 #DAE087

Accessibility & contrast

On white

2.09

#B3BB31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.07

#B3BB31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3BB31

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3BB31	#FFFFFF	#000000	##000000
##B3BB31	1.00	2.09	10.07	10.07
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.07	21.00	1.00	1.00
##000000	10.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B213

Deuteranopia (green-blind)

#C9B53C

Tritanopia (blue-blind)

#BFB0A1

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #b3bb31;
/* rgb */ color: rgb(179, 187, 49);
/* oklch */ color: oklch(76.2% 0.154 112.9);

Tailwind

colors: {
  custom: {
    50: '#cdcf74',
    500: '#b3bb31',
    950: '#000000',
  },
}

SCSS

$custom: #b3bb31;
$custom-light: #cdcf74;
$custom-dark: #000000;

JSON

{
  "hex": "#b3bb31",
  "rgb": {
    "r": 179,
    "g": 187,
    "b": 49
  },
  "hsl": {
    "h": 63.478,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.76164,
    "c": 0.15381,
    "h": 112.9
  },
  "luminance": 0.45346
}

Semantic roles & 50–950 ramp

primary

#B3BB31

secondary

#837FC9

accent

#46E24F

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B3BB31

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

Preview Lab → · Contrast checker → · Palette generator →