#B1AD28#B1AD28

#B1AD28 is a light, vivid yellow. Relative luminance 0.394; OKLCH L 72.8% C 0.145 H 107.7°. Best body text is #000000 at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#B1AD28
RGB	rgb(177, 173, 40)
HSL	hsl(58, 63%, 43%)
HSV	hsv(58, 77%, 69%)
CMYK	cmyk(0%, 2.3%, 77.4%, 30.6%)
CIE-LAB	lab(69.03, -13.47, 63.38)
CIE-LCH	lch(69.03, 64.79, 102.00°)
OKLab	oklab(72.84% -0.0441 0.1382)
OKLCH	oklch(72.84% 0.145 107.7)
XYZ	xyz(33.4594, 39.3886, 7.8473)
Luminance	0.3939 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1AD28 #282CB1

analogous

#B16828 #B1AD28 #71B128

triadic

#B1AD28 #28B1AD #AD28B1

tetradic

#B1AD28 #28B168 #282CB1 #B12871

square

#B1AD28 #28B168 #282CB1 #B12871

split-complementary

#B1AD28 #2871B1 #6828B1

monochromatic

#4D4B11 #7F7C1D #B1AD28 #D4D042 #E0DC74

Accessibility & contrast

On white

2.37

#B1AD28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.88

#B1AD28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1AD28

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1AD28	#FFFFFF	#000000	##000000
##B1AD28	1.00	2.37	8.88	8.88
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.88	21.00	1.00	1.00
##000000	8.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA602

Deuteranopia (green-blind)

#BEAB33

Tritanopia (blue-blind)

#BEA194

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #b1ad28;
/* rgb */ color: rgb(177, 173, 40);
/* oklch */ color: oklch(72.8% 0.145 107.7);

Tailwind

colors: {
  custom: {
    50: '#ccc56e',
    500: '#b1ad28',
    950: '#000000',
  },
}

SCSS

$custom: #b1ad28;
$custom-light: #ccc56e;
$custom-dark: #000000;

JSON

{
  "hex": "#b1ad28",
  "rgb": {
    "r": 177,
    "g": 173,
    "b": 40
  },
  "hsl": {
    "h": 58.248,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.72842,
    "c": 0.14509,
    "h": 107.7
  },
  "luminance": 0.39387
}

Semantic roles & 50–950 ramp

primary

#B1AD28

secondary

#6E71C7

accent

#46E642

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141208

muted

#83817B

Preview Lab

Preview with #B1AD28

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

Preview Lab → · Contrast checker → · Palette generator →