#B1A333#B1A333

#B1A333 is a light, vivid yellow. Relative luminance 0.358; OKLCH L 70.7% C 0.130 H 102.0°. Best body text is #000000 at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#B1A333
RGB	rgb(177, 163, 51)
HSL	hsl(53, 55%, 45%)
HSV	hsv(53, 71%, 69%)
CMYK	cmyk(0%, 7.9%, 71.2%, 30.6%)
CIE-LAB	lab(66.35, -7.76, 56.98)
CIE-LCH	lch(66.35, 57.50, 97.76°)
OKLab	oklab(70.73% -0.027 0.1267)
OKLCH	oklch(70.73% 0.13 102)
XYZ	xyz(31.8276, 35.7819, 8.3614)
Luminance	0.3578 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1A333 #3341B1

analogous

#B16433 #B1A333 #80B133

triadic

#B1A333 #33B1A3 #A333B1

tetradic

#B1A333 #33B164 #3341B1 #B13380

square

#B1A333 #33B164 #3341B1 #B13380

split-complementary

#B1A333 #3380B1 #6433B1

monochromatic

#524B18 #817725 #B1A333 #CEC054 #DBD183

Accessibility & contrast

On white

2.57

#B1A333 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.16

#B1A333 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1A333

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1A333	#FFFFFF	#000000	##000000
##B1A333	1.00	2.57	8.16	8.16
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.16	21.00	1.00	1.00
##000000	8.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B29E21

Deuteranopia (green-blind)

#B6A43A

Tritanopia (blue-blind)

#BF978D

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #b1a333;
/* rgb */ color: rgb(177, 163, 51);
/* oklch */ color: oklch(70.7% 0.130 102.0);

Tailwind

colors: {
  custom: {
    50: '#ccbd72',
    500: '#b1a333',
    950: '#000000',
  },
}

SCSS

$custom: #b1a333;
$custom-light: #ccbd72;
$custom-dark: #000000;

JSON

{
  "hex": "#b1a333",
  "rgb": {
    "r": 177,
    "g": 163,
    "b": 51
  },
  "hsl": {
    "h": 53.333,
    "s": 55.263,
    "l": 44.706
  },
  "oklch": {
    "l": 0.70729,
    "c": 0.12953,
    "h": 102
  },
  "luminance": 0.35781
}

Semantic roles & 50–950 ramp

primary

#B1A333

secondary

#7B83C5

accent

#5ADF49

background

#FDFBF7

surface

#FAF6ED

border

#D3D0C8

text

#141208

muted

#83817B

Preview Lab

Preview with #B1A333

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

Preview Lab → · Contrast checker → · Palette generator →