#B1CF41#B1CF41

#B1CF41 is a light, vivid yellow-green. Relative luminance 0.544; OKLCH L 80.6% C 0.167 H 120.7°. Best body text is #000000 at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#B1CF41
RGB	rgb(177, 207, 65)
HSL	hsl(73, 60%, 53%)
HSV	hsv(73, 69%, 81%)
CMYK	cmyk(14.5%, 0%, 68.6%, 18.8%)
CIE-LAB	lab(78.67, -29.04, 63.96)
CIE-LCH	lch(78.67, 70.24, 114.42°)
OKLab	oklab(80.62% -0.0852 0.1437)
OKLCH	oklch(80.62% 0.167 120.7)
XYZ	xyz(41.3991, 54.3545, 13.3105)
Luminance	0.5435 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1CF41 #5F41CF

analogous

#CFA641 #B1CF41 #6ACF41

triadic

#B1CF41 #41B1CF #CF41B1

tetradic

#B1CF41 #41CFA6 #5F41CF #CF416A

square

#B1CF41 #41CFA6 #5F41CF #CF416A

split-complementary

#B1CF41 #416ACF #A641CF

monochromatic

#65771E #8EA82B #B1CF41 #C5DB72 #D9E8A3

Accessibility & contrast

On white

1.77

#B1CF41 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.87

#B1CF41 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1CF41

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1CF41	#FFFFFF	#000000	##000000
##B1CF41	1.00	1.77	11.87	11.87
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.87	21.00	1.00	1.00
##000000	11.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC32B

Deuteranopia (green-blind)

#D8C34C

Tritanopia (blue-blind)

#BBC4B3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #b1cf41;
/* rgb */ color: rgb(177, 207, 65);
/* oklch */ color: oklch(80.6% 0.167 120.7);

Tailwind

colors: {
  custom: {
    50: '#ccdd7e',
    500: '#b1cf41',
    950: '#000000',
  },
}

SCSS

$custom: #b1cf41;
$custom-light: #ccdd7e;
$custom-dark: #000000;

JSON

{
  "hex": "#b1cf41",
  "rgb": {
    "r": 177,
    "g": 207,
    "b": 65
  },
  "hsl": {
    "h": 72.676,
    "s": 59.664,
    "l": 53.333
  },
  "oklch": {
    "l": 0.80617,
    "c": 0.16704,
    "h": 120.7
  },
  "luminance": 0.54354
}

Semantic roles & 50–950 ramp

primary

#B1CF41

secondary

#443480

accent

#45E366

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B1CF41

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

Preview Lab → · Contrast checker → · Palette generator →