#B5BB33#B5BB33

#B5BB33 is a light, vivid yellow. Relative luminance 0.456; OKLCH L 76.3% C 0.152 H 112.0°. Best body text is #000000 at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#B5BB33
RGB	rgb(181, 187, 51)
HSL	hsl(63, 57%, 47%)
HSV	hsv(63, 73%, 73%)
CMYK	cmyk(3.2%, 0%, 72.7%, 26.7%)
CIE-LAB	lab(73.29, -18.39, 63.82)
CIE-LCH	lch(73.29, 66.42, 106.07°)
OKLab	oklab(76.34% -0.0571 0.141)
OKLCH	oklch(76.34% 0.152 112)
XYZ	xyz(37.4251, 45.6043, 9.9624)
Luminance	0.4560 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5BB33 #3933BB

analogous

#BB7D33 #B5BB33 #71BB33

triadic

#B5BB33 #33B5BB #BB33B5

tetradic

#B5BB33 #33BB7D #3933BB #BB3371

square

#B5BB33 #33BB7D #3933BB #BB3371

split-complementary

#B5BB33 #3371BB #7D33BB

monochromatic

#585B19 #868B26 #B5BB33 #CDD259 #DBDF89

Accessibility & contrast

On white

2.07

#B5BB33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.12

#B5BB33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5BB33

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5BB33	#FFFFFF	#000000	##000000
##B5BB33	1.00	2.07	10.12	10.12
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.12	21.00	1.00	1.00
##000000	10.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B218

Deuteranopia (green-blind)

#CAB63E

Tritanopia (blue-blind)

#C1AFA1

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #b5bb33;
/* rgb */ color: rgb(181, 187, 51);
/* oklch */ color: oklch(76.3% 0.152 112.0);

Tailwind

colors: {
  custom: {
    50: '#cfcf75',
    500: '#b5bb33',
    950: '#000000',
  },
}

SCSS

$custom: #b5bb33;
$custom-light: #cfcf75;
$custom-dark: #000000;

JSON

{
  "hex": "#b5bb33",
  "rgb": {
    "r": 181,
    "g": 187,
    "b": 51
  },
  "hsl": {
    "h": 62.647,
    "s": 57.143,
    "l": 46.667
  },
  "oklch": {
    "l": 0.76341,
    "c": 0.15213,
    "h": 112
  },
  "luminance": 0.45603
}

Semantic roles & 50–950 ramp

primary

#B5BB33

secondary

#8481C9

accent

#47E04E

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B5BB33

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

Preview Lab → · Contrast checker → · Palette generator →