#B1B427#B1B427

#B1B427 is a light, vivid yellow. Relative luminance 0.421; OKLCH L 74.4% C 0.152 H 110.9°. Best body text is #000000 at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#B1B427
RGB	rgb(177, 180, 39)
HSL	hsl(61, 64%, 43%)
HSV	hsv(61, 78%, 71%)
CMYK	cmyk(1.7%, 0%, 78.3%, 29.4%)
CIE-LAB	lab(70.97, -17.08, 65.42)
CIE-LCH	lch(70.97, 67.61, 104.64°)
OKLab	oklab(74.39% -0.0543 0.1424)
OKLCH	oklch(74.39% 0.152 110.9)
XYZ	xyz(34.8202, 42.1371, 8.2181)
Luminance	0.4214 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B427 #2A27B4

analogous

#B47127 #B1B427 #6AB427

triadic

#B1B427 #27B1B4 #B427B1

tetradic

#B1B427 #27B471 #2A27B4 #B4276A

square

#B1B427 #27B471 #2A27B4 #B4276A

split-complementary

#B1B427 #276AB4 #7127B4

monochromatic

#4E4F11 #80821C #B1B427 #D3D642 #DFE174

Accessibility & contrast

On white

2.23

#B1B427 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.43

#B1B427 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B427

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B427	#FFFFFF	#000000	##000000
##B1B427	1.00	2.23	9.43	9.43
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.43	21.00	1.00	1.00
##000000	9.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AC00

Deuteranopia (green-blind)

#C4AF34

Tritanopia (blue-blind)

#BEA89A

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #b1b427;
/* rgb */ color: rgb(177, 180, 39);
/* oklch */ color: oklch(74.4% 0.152 110.9);

Tailwind

colors: {
  custom: {
    50: '#ccca6e',
    500: '#b1b427',
    950: '#000000',
  },
}

SCSS

$custom: #b1b427;
$custom-light: #ccca6e;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b427",
  "rgb": {
    "r": 177,
    "g": 180,
    "b": 39
  },
  "hsl": {
    "h": 61.277,
    "s": 64.384,
    "l": 42.941
  },
  "oklch": {
    "l": 0.74385,
    "c": 0.15239,
    "h": 110.9
  },
  "luminance": 0.42136
}

Semantic roles & 50–950 ramp

primary

#B1B427

secondary

#706FC8

accent

#40E744

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B1B427

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

Preview Lab → · Contrast checker → · Palette generator →