#B5C729#B5C729

#B5C729 is a light, vivid yellow. Relative luminance 0.508; OKLCH L 79.0% C 0.170 H 116.3°. Best body text is #000000 at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#B5C729
RGB	rgb(181, 199, 41)
HSL	hsl(67, 66%, 47%)
HSV	hsv(67, 79%, 78%)
CMYK	cmyk(9%, 0%, 79.4%, 22%)
CIE-LAB	lab(76.58, -24.72, 69.96)
CIE-LCH	lch(76.58, 74.20, 109.46°)
OKLab	oklab(78.96% -0.0754 0.1523)
OKLCH	oklch(78.96% 0.17 116.3)
XYZ	xyz(39.8808, 50.8313, 9.8079)
Luminance	0.5083 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5C729 #3B29C7

analogous

#C78A29 #B5C729 #66C729

triadic

#B5C729 #29B5C7 #C729B5

tetradic

#B5C729 #29C78A #3B29C7 #C72966

square

#B5C729 #29C78A #3B29C7 #C72966

split-complementary

#B5C729 #2966C7 #8A29C7

monochromatic

#596214 #87941F #B5C729 #CCDB52 #DBE685

Accessibility & contrast

On white

1.88

#B5C729 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.17

#B5C729 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5C729

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5C729	#FFFFFF	#000000	##000000
##B5C729	1.00	1.88	11.17	11.17
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.17	21.00	1.00	1.00
##000000	11.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BC00

Deuteranopia (green-blind)

#D4BE39

Tritanopia (blue-blind)

#C1BBAA

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #b5c729;
/* rgb */ color: rgb(181, 199, 41);
/* oklch */ color: oklch(79.0% 0.170 116.3);

Tailwind

colors: {
  custom: {
    50: '#cfd771',
    500: '#b5c729',
    950: '#000000',
  },
}

SCSS

$custom: #b5c729;
$custom-light: #cfd771;
$custom-dark: #000000;

JSON

{
  "hex": "#b5c729",
  "rgb": {
    "r": 181,
    "g": 199,
    "b": 41
  },
  "hsl": {
    "h": 66.835,
    "s": 65.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.78963,
    "c": 0.16996,
    "h": 116.3
  },
  "luminance": 0.50831
}

Semantic roles & 50–950 ramp

primary

#B5C729

secondary

#30286C

accent

#3FE952

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#141409

muted

#83837D

Preview Lab

Preview with #B5C729

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

Preview Lab → · Contrast checker → · Palette generator →