#B1C043#B1C043

#B1C043 is a light, vivid yellow. Relative luminance 0.475; OKLCH L 77.3% C 0.148 H 115.8°. Best body text is #000000 at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#B1C043
RGB	rgb(177, 192, 67)
HSL	hsl(67, 50%, 51%)
HSV	hsv(67, 65%, 75%)
CMYK	cmyk(7.8%, 0%, 65.1%, 24.7%)
CIE-LAB	lab(74.48, -21.67, 58.88)
CIE-LCH	lch(74.48, 62.74, 110.20°)
OKLab	oklab(77.25% -0.0645 0.1333)
OKLCH	oklch(77.25% 0.148 115.8)
XYZ	xyz(37.9951, 47.4522, 12.4667)
Luminance	0.4745 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C043 #5243C0

analogous

#C09043 #B1C043 #72C043

triadic

#B1C043 #43B1C0 #C043B1

tetradic

#B1C043 #43C090 #5243C0 #C04372

square

#B1C043 #43C090 #5243C0 #C04372

split-complementary

#B1C043 #4372C0 #9043C0

monochromatic

#5E6622 #889432 #B1C043 #C4CF71 #D7DF9F

Accessibility & contrast

On white

2.00

#B1C043 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.49

#B1C043 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C043

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C043	#FFFFFF	#000000	##000000
##B1C043	1.00	2.00	10.49	10.49
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.49	21.00	1.00	1.00
##000000	10.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB632

Deuteranopia (green-blind)

#CCB84C

Tritanopia (blue-blind)

#BCB5A6

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #b1c043;
/* rgb */ color: rgb(177, 192, 67);
/* oklch */ color: oklch(77.3% 0.148 115.8);

Tailwind

colors: {
  custom: {
    50: '#cbd27d',
    500: '#b1c043',
    950: '#000000',
  },
}

SCSS

$custom: #b1c043;
$custom-light: #cbd27d;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c043",
  "rgb": {
    "r": 177,
    "g": 192,
    "b": 67
  },
  "hsl": {
    "h": 67.2,
    "s": 49.801,
    "l": 50.784
  },
  "oklch": {
    "l": 0.77253,
    "c": 0.14809,
    "h": 115.8
  },
  "luminance": 0.47452
}

Semantic roles & 50–950 ramp

primary

#B1C043

secondary

#9A94CB

accent

#4ED95F

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#14140A

muted

#82827C

Preview Lab

Preview with #B1C043

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

Preview Lab → · Contrast checker → · Palette generator →