#B1CF54#B1CF54

#B1CF54 is a light, vivid yellow-green. Relative luminance 0.546; OKLCH L 80.8% C 0.153 H 121.5°. Best body text is #000000 at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#B1CF54
RGB	rgb(177, 207, 84)
HSL	hsl(75, 56%, 57%)
HSV	hsv(75, 59%, 81%)
CMYK	cmyk(14.5%, 0%, 59.4%, 18.8%)
CIE-LAB	lab(78.82, -27.72, 56.40)
CIE-LCH	lch(78.82, 62.84, 116.18°)
OKLab	oklab(80.79% -0.0797 0.1303)
OKLCH	oklch(80.79% 0.153 121.5)
XYZ	xyz(42.0450, 54.6129, 16.7121)
Luminance	0.5461 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1CF54 #7254CF

analogous

#CFAF54 #B1CF54 #74CF54

triadic

#B1CF54 #54B1CF #CF54B1

tetradic

#B1CF54 #54CFAF #7254CF #CF5474

square

#B1CF54 #54CFAF #7254CF #CF5474

split-complementary

#B1CF54 #5474CF #AF54CF

monochromatic

#6D8425 #94B332 #B1CF54 #C7DC84 #DDEAB4

Accessibility & contrast

On white

1.76

#B1CF54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.92

#B1CF54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1CF54

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1CF54	#FFFFFF	#000000	##000000
##B1CF54	1.00	1.76	11.92	11.92
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.92	21.00	1.00	1.00
##000000	11.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC446

Deuteranopia (green-blind)

#D7C35C

Tritanopia (blue-blind)

#BAC5B5

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #b1cf54;
/* rgb */ color: rgb(177, 207, 84);
/* oklch */ color: oklch(80.8% 0.153 121.5);

Tailwind

colors: {
  custom: {
    50: '#cbdd89',
    500: '#b1cf54',
    950: '#000000',
  },
}

SCSS

$custom: #b1cf54;
$custom-light: #cbdd89;
$custom-dark: #000000;

JSON

{
  "hex": "#b1cf54",
  "rgb": {
    "r": 177,
    "g": 207,
    "b": 84
  },
  "hsl": {
    "h": 74.634,
    "s": 56.164,
    "l": 57.059
  },
  "oklch": {
    "l": 0.80785,
    "c": 0.15277,
    "h": 121.5
  },
  "luminance": 0.54613
}

Semantic roles & 50–950 ramp

primary

#B1CF54

secondary

#503C8B

accent

#48DF6D

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#14150C

muted

#83847F

Preview Lab

Preview with #B1CF54

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

Preview Lab → · Contrast checker → · Palette generator →