#B1B331#B1B331

#B1B331 is a light, vivid yellow. Relative luminance 0.418; OKLCH L 74.2% C 0.146 H 110.4°. Best body text is #000000 at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#B1B331
RGB	rgb(177, 179, 49)
HSL	hsl(61, 57%, 45%)
HSV	hsv(61, 73%, 70%)
CMYK	cmyk(1.1%, 0%, 72.6%, 29.8%)
CIE-LAB	lab(70.74, -16.16, 61.98)
CIE-LCH	lch(70.74, 64.05, 104.61°)
OKLab	oklab(74.22% -0.0508 0.1369)
OKLCH	oklch(74.22% 0.146 110.4)
XYZ	xyz(34.8071, 41.8100, 9.1417)
Luminance	0.4181 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B331 #3331B3

analogous

#B37431 #B1B331 #70B331

triadic

#B1B331 #31B1B3 #B331B1

tetradic

#B1B331 #31B374 #3331B3 #B33170

square

#B1B331 #31B374 #3331B3 #B33170

split-complementary

#B1B331 #3170B3 #7431B3

monochromatic

#525317 #818324 #B1B331 #CED052 #DBDD82

Accessibility & contrast

On white

2.24

#B1B331 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.36

#B1B331 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B331

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B331	#FFFFFF	#000000	##000000
##B1B331	1.00	2.24	9.36	9.36
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.36	21.00	1.00	1.00
##000000	9.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AB18

Deuteranopia (green-blind)

#C2AF3B

Tritanopia (blue-blind)

#BEA89A

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #b1b331;
/* rgb */ color: rgb(177, 179, 49);
/* oklch */ color: oklch(74.2% 0.146 110.4);

Tailwind

colors: {
  custom: {
    50: '#ccc973',
    500: '#b1b331',
    950: '#000000',
  },
}

SCSS

$custom: #b1b331;
$custom-light: #ccc973;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b331",
  "rgb": {
    "r": 177,
    "g": 179,
    "b": 49
  },
  "hsl": {
    "h": 60.923,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.74221,
    "c": 0.14602,
    "h": 110.4
  },
  "luminance": 0.41809
}

Semantic roles & 50–950 ramp

primary

#B1B331

secondary

#7B7AC6

accent

#48E04A

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B1B331

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

Preview Lab → · Contrast checker → · Palette generator →