#B4B729#B4B729

#B4B729 is a light, vivid yellow. Relative luminance 0.437; OKLCH L 75.3% C 0.154 H 110.8°. Best body text is #000000 at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#B4B729
RGB	rgb(180, 183, 41)
HSL	hsl(61, 63%, 44%)
HSV	hsv(61, 78%, 72%)
CMYK	cmyk(1.6%, 0%, 77.6%, 28.2%)
CIE-LAB	lab(72.05, -17.23, 65.89)
CIE-LCH	lch(72.05, 68.10, 104.66°)
OKLab	oklab(75.31% -0.0547 0.1436)
OKLCH	oklch(75.31% 0.154 110.8)
XYZ	xyz(36.1574, 43.7314, 8.6337)
Luminance	0.4373 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4B729 #2C29B7

analogous

#B77329 #B4B729 #6DB729

triadic

#B4B729 #29B4B7 #B729B4

tetradic

#B4B729 #29B773 #2C29B7 #B7296D

square

#B4B729 #29B773 #2C29B7 #B7296D

split-complementary

#B4B729 #296DB7 #7329B7

monochromatic

#525313 #83851E #B4B729 #D3D647 #DFE179

Accessibility & contrast

On white

2.15

#B4B729 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.75

#B4B729 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4B729

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4B729	#FFFFFF	#000000	##000000
##B4B729	1.00	2.15	9.75	9.75
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.75	21.00	1.00	1.00
##000000	9.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6AF00

Deuteranopia (green-blind)

#C7B236

Tritanopia (blue-blind)

#C1AB9D

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #b4b729;
/* rgb */ color: rgb(180, 183, 41);
/* oklch */ color: oklch(75.3% 0.154 110.8);

Tailwind

colors: {
  custom: {
    50: '#cecc6f',
    500: '#b4b729',
    950: '#000000',
  },
}

SCSS

$custom: #b4b729;
$custom-light: #cecc6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b4b729",
  "rgb": {
    "r": 180,
    "g": 183,
    "b": 41
  },
  "hsl": {
    "h": 61.268,
    "s": 63.393,
    "l": 43.922
  },
  "oklch": {
    "l": 0.75314,
    "c": 0.15369,
    "h": 110.8
  },
  "luminance": 0.4373
}

Semantic roles & 50–950 ramp

primary

#B4B729

secondary

#7573C9

accent

#41E645

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B4B729

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

Preview Lab → · Contrast checker → · Palette generator →