#B5B729#B5B729

#B5B729 is a light, vivid yellow. Relative luminance 0.439; OKLCH L 75.4% C 0.153 H 110.4°. Best body text is #000000 at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#B5B729
RGB	rgb(181, 183, 41)
HSL	hsl(61, 63%, 44%)
HSV	hsv(61, 78%, 72%)
CMYK	cmyk(1.1%, 0%, 77.6%, 28.2%)
CIE-LAB	lab(72.13, -16.80, 65.99)
CIE-LCH	lch(72.13, 68.09, 104.28°)
OKLab	oklab(75.4% -0.0535 0.1438)
OKLCH	oklch(75.4% 0.153 110.4)
XYZ	xyz(36.3911, 43.8519, 8.6447)
Luminance	0.4385 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5B729 #2B29B7

analogous

#B77229 #B5B729 #6EB729

triadic

#B5B729 #29B5B7 #B729B5

tetradic

#B5B729 #29B772 #2B29B7 #B7296E

square

#B5B729 #29B772 #2B29B7 #B7296E

split-complementary

#B5B729 #296EB7 #7229B7

monochromatic

#525313 #84851E #B5B729 #D4D647 #E0E179

Accessibility & contrast

On white

2.15

#B5B729 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.77

#B5B729 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5B729

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5B729	#FFFFFF	#000000	##000000
##B5B729	1.00	2.15	9.77	9.77
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.77	21.00	1.00	1.00
##000000	9.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6AF00

Deuteranopia (green-blind)

#C7B336

Tritanopia (blue-blind)

#C2AB9D

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #b5b729;
/* rgb */ color: rgb(181, 183, 41);
/* oklch */ color: oklch(75.4% 0.153 110.4);

Tailwind

colors: {
  custom: {
    50: '#cfcc6f',
    500: '#b5b729',
    950: '#000000',
  },
}

SCSS

$custom: #b5b729;
$custom-light: #cfcc6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b5b729",
  "rgb": {
    "r": 181,
    "g": 183,
    "b": 41
  },
  "hsl": {
    "h": 60.845,
    "s": 63.393,
    "l": 43.922
  },
  "oklch": {
    "l": 0.75398,
    "c": 0.15345,
    "h": 110.4
  },
  "luminance": 0.43851
}

Semantic roles & 50–950 ramp

primary

#B5B729

secondary

#7473C9

accent

#41E644

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B5B729

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

Preview Lab → · Contrast checker → · Palette generator →