#B1BF41#B1BF41

#B1BF41 is a light, vivid yellow. Relative luminance 0.470; OKLCH L 77.0% C 0.148 H 115.4°. Best body text is #000000 at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#B1BF41
RGB	rgb(177, 191, 65)
HSL	hsl(67, 50%, 50%)
HSV	hsv(67, 66%, 75%)
CMYK	cmyk(7.3%, 0%, 66%, 25.1%)
CIE-LAB	lab(74.18, -21.30, 59.38)
CIE-LCH	lch(74.18, 63.08, 109.73°)
OKLab	oklab(77.01% -0.0636 0.1341)
OKLCH	oklch(77.01% 0.148 115.4)
XYZ	xyz(37.7173, 46.9910, 12.0832)
Luminance	0.4699 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BF41 #4F41BF

analogous

#BF8E41 #B1BF41 #72BF41

triadic

#B1BF41 #41B1BF #BF41B1

tetradic

#B1BF41 #41BF8E #4F41BF #BF4172

square

#B1BF41 #41BF8E #4F41BF #BF4172

split-complementary

#B1BF41 #4172BF #8E41BF

monochromatic

#5D6422 #879231 #B1BF41 #C4CE6F #D7DE9D

Accessibility & contrast

On white

2.02

#B1BF41 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.40

#B1BF41 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BF41

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BF41	#FFFFFF	#000000	##000000
##B1BF41	1.00	2.02	10.40	10.40
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.40	21.00	1.00	1.00
##000000	10.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB62F

Deuteranopia (green-blind)

#CBB74A

Tritanopia (blue-blind)

#BCB4A5

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #b1bf41;
/* rgb */ color: rgb(177, 191, 65);
/* oklch */ color: oklch(77.0% 0.148 115.4);

Tailwind

colors: {
  custom: {
    50: '#cbd27c',
    500: '#b1bf41',
    950: '#000000',
  },
}

SCSS

$custom: #b1bf41;
$custom-light: #cbd27c;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bf41",
  "rgb": {
    "r": 177,
    "g": 191,
    "b": 65
  },
  "hsl": {
    "h": 66.667,
    "s": 49.606,
    "l": 50.196
  },
  "oklch": {
    "l": 0.77012,
    "c": 0.14841,
    "h": 115.4
  },
  "luminance": 0.4699
}

Semantic roles & 50–950 ramp

primary

#B1BF41

secondary

#9892CA

accent

#4FD95E

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#14140A

muted

#82827C

Preview Lab

Preview with #B1BF41

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

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