#B1AA31#B1AA31

#B1AA31 is a light, vivid yellow. Relative luminance 0.383; OKLCH L 72.2% C 0.137 H 106.0°. Best body text is #000000 at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#B1AA31
RGB	rgb(177, 170, 49)
HSL	hsl(57, 57%, 44%)
HSV	hsv(57, 72%, 69%)
CMYK	cmyk(0%, 4%, 72.3%, 30.6%)
CIE-LAB	lab(68.26, -11.53, 59.59)
CIE-LCH	lch(68.26, 60.70, 100.95°)
OKLab	oklab(72.24% -0.0379 0.1318)
OKLCH	oklch(72.24% 0.137 106)
XYZ	xyz(33.0619, 38.3195, 8.5600)
Luminance	0.3832 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1AA31 #3138B1

analogous

#B16A31 #B1AA31 #78B131

triadic

#B1AA31 #31B1AA #AA31B1

tetradic

#B1AA31 #31B16A #3138B1 #B13178

square

#B1AA31 #31B16A #3138B1 #B13178

split-complementary

#B1AA31 #3178B1 #6A31B1

monochromatic

#514E16 #817C24 #B1AA31 #CFC851 #DCD780

Accessibility & contrast

On white

2.42

#B1AA31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.66

#B1AA31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1AA31

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1AA31	#FFFFFF	#000000	##000000
##B1AA31	1.00	2.42	8.66	8.66
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.66	21.00	1.00	1.00
##000000	8.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A41B

Deuteranopia (green-blind)

#BCA93A

Tritanopia (blue-blind)

#BE9E92

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #b1aa31;
/* rgb */ color: rgb(177, 170, 49);
/* oklch */ color: oklch(72.2% 0.137 106.0);

Tailwind

colors: {
  custom: {
    50: '#ccc372',
    500: '#b1aa31',
    950: '#000000',
  },
}

SCSS

$custom: #b1aa31;
$custom-light: #ccc372;
$custom-dark: #000000;

JSON

{
  "hex": "#b1aa31",
  "rgb": {
    "r": 177,
    "g": 170,
    "b": 49
  },
  "hsl": {
    "h": 56.719,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.72238,
    "c": 0.13717,
    "h": 106
  },
  "luminance": 0.38318
}

Semantic roles & 50–950 ramp

primary

#B1AA31

secondary

#797DC5

accent

#50E048

background

#FDFBF7

surface

#FAF7ED

border

#D3D0C8

text

#141208

muted

#83817B

Preview Lab

Preview with #B1AA31

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

Preview Lab → · Contrast checker → · Palette generator →