#B4B828#B4B828

#B4B828 is a light, vivid yellow. Relative luminance 0.441; OKLCH L 75.5% C 0.155 H 111.3°. Best body text is #000000 at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#B4B828
RGB	rgb(180, 184, 40)
HSL	hsl(62, 64%, 44%)
HSV	hsv(62, 78%, 72%)
CMYK	cmyk(2.2%, 0%, 78.3%, 27.8%)
CIE-LAB	lab(72.32, -17.77, 66.43)
CIE-LCH	lch(72.32, 68.76, 104.98°)
OKLab	oklab(75.53% -0.0563 0.1446)
OKLCH	oklch(75.53% 0.155 111.3)
XYZ	xyz(36.3472, 44.1385, 8.6120)
Luminance	0.4414 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4B828 #2C28B8

analogous

#B87428 #B4B828 #6CB828

triadic

#B4B828 #28B4B8 #B828B4

tetradic

#B4B828 #28B874 #2C28B8 #B8286C

square

#B4B828 #28B874 #2C28B8 #B8286C

split-complementary

#B4B828 #286CB8 #7428B8

monochromatic

#525312 #83861D #B4B828 #D3D746 #DFE279

Accessibility & contrast

On white

2.14

#B4B828 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.83

#B4B828 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4B828

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4B828	#FFFFFF	#000000	##000000
##B4B828	1.00	2.14	9.83	9.83
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.83	21.00	1.00	1.00
##000000	9.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7AF00

Deuteranopia (green-blind)

#C8B335

Tritanopia (blue-blind)

#C1AC9E

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #b4b828;
/* rgb */ color: rgb(180, 184, 40);
/* oklch */ color: oklch(75.5% 0.155 111.3);

Tailwind

colors: {
  custom: {
    50: '#cecd6f',
    500: '#b4b828',
    950: '#000000',
  },
}

SCSS

$custom: #b4b828;
$custom-light: #cecd6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b4b828",
  "rgb": {
    "r": 180,
    "g": 184,
    "b": 40
  },
  "hsl": {
    "h": 61.667,
    "s": 64.286,
    "l": 43.922
  },
  "oklch": {
    "l": 0.7553,
    "c": 0.15516,
    "h": 111.3
  },
  "luminance": 0.44137
}

Semantic roles & 50–950 ramp

primary

#B4B828

secondary

#7572CA

accent

#41E745

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B4B828

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

Preview Lab → · Contrast checker → · Palette generator →