#B1A828#B1A828

#B1A828 is a light, vivid yellow. Relative luminance 0.375; OKLCH L 71.7% C 0.140 H 105.2°. Best body text is #000000 at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#B1A828
RGB	rgb(177, 168, 40)
HSL	hsl(56, 63%, 43%)
HSV	hsv(56, 77%, 69%)
CMYK	cmyk(0%, 5.1%, 77.4%, 30.6%)
CIE-LAB	lab(67.66, -10.88, 62.13)
CIE-LCH	lch(67.66, 63.07, 99.93°)
OKLab	oklab(71.75% -0.0369 0.1355)
OKLCH	oklch(71.75% 0.14 105.2)
XYZ	xyz(32.5185, 37.5069, 7.5337)
Luminance	0.3751 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1A828 #2831B1

analogous

#B16328 #B1A828 #76B128

triadic

#B1A828 #28B1A8 #A828B1

tetradic

#B1A828 #28B163 #2831B1 #B12876

square

#B1A828 #28B163 #2831B1 #B12876

split-complementary

#B1A828 #2876B1 #6328B1

monochromatic

#4D4911 #7F791D #B1A828 #D4CB42 #E0D874

Accessibility & contrast

On white

2.47

#B1A828 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.50

#B1A828 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1A828

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1A828	#FFFFFF	#000000	##000000
##B1A828	1.00	2.47	8.50	8.50
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.50	21.00	1.00	1.00
##000000	8.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A206

Deuteranopia (green-blind)

#BAA732

Tritanopia (blue-blind)

#BF9C90

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #b1a828;
/* rgb */ color: rgb(177, 168, 40);
/* oklch */ color: oklch(71.7% 0.140 105.2);

Tailwind

colors: {
  custom: {
    50: '#ccc16d',
    500: '#b1a828',
    950: '#000000',
  },
}

SCSS

$custom: #b1a828;
$custom-light: #ccc16d;
$custom-dark: #000000;

JSON

{
  "hex": "#b1a828",
  "rgb": {
    "r": 177,
    "g": 168,
    "b": 40
  },
  "hsl": {
    "h": 56.058,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.71745,
    "c": 0.14047,
    "h": 105.2
  },
  "luminance": 0.37506
}

Semantic roles & 50–950 ramp

primary

#B1A828

secondary

#6E74C7

accent

#4CE642

background

#FDFBF6

surface

#FAF7EC

border

#D3D0C7

text

#141208

muted

#83817B

Preview Lab

Preview with #B1A828

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

Preview Lab → · Contrast checker → · Palette generator →