#B1CF49#B1CF49

#B1CF49 is a light, vivid yellow-green. Relative luminance 0.545; OKLCH L 80.7% C 0.161 H 120.9°. Best body text is #000000 at 11.89:1 contrast (WCAG AA passes).

Color values

HEX	#B1CF49
RGB	rgb(177, 207, 73)
HSL	hsl(73, 58%, 55%)
HSV	hsv(73, 65%, 81%)
CMYK	cmyk(14.5%, 0%, 64.7%, 18.8%)
CIE-LAB	lab(78.73, -28.53, 60.91)
CIE-LCH	lch(78.73, 67.26, 115.10°)
OKLab	oklab(80.68% -0.083 0.1385)
OKLCH	oklch(80.68% 0.161 120.9)
XYZ	xyz(41.6475, 54.4539, 14.6186)
Luminance	0.5445 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1CF49 #6749CF

analogous

#CFAA49 #B1CF49 #6ECF49

triadic

#B1CF49 #49B1CF #CF49B1

tetradic

#B1CF49 #49CFAA #6749CF #CF496E

square

#B1CF49 #49CFAA #6749CF #CF496E

split-complementary

#B1CF49 #496ECF #AA49CF

monochromatic

#687D21 #91AD2E #B1CF49 #C6DC79 #DBE9AA

Accessibility & contrast

On white

1.77

#B1CF49 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.89

#B1CF49 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1CF49

11.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1CF49	#FFFFFF	#000000	##000000
##B1CF49	1.00	1.77	11.89	11.89
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.89	21.00	1.00	1.00
##000000	11.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC337

Deuteranopia (green-blind)

#D8C353

Tritanopia (blue-blind)

#BAC5B4

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #b1cf49;
/* rgb */ color: rgb(177, 207, 73);
/* oklch */ color: oklch(80.7% 0.161 120.9);

Tailwind

colors: {
  custom: {
    50: '#cbdd82',
    500: '#b1cf49',
    950: '#000000',
  },
}

SCSS

$custom: #b1cf49;
$custom-light: #cbdd82;
$custom-dark: #000000;

JSON

{
  "hex": "#b1cf49",
  "rgb": {
    "r": 177,
    "g": 207,
    "b": 73
  },
  "hsl": {
    "h": 73.433,
    "s": 58.261,
    "l": 54.902
  },
  "oklch": {
    "l": 0.80682,
    "c": 0.16143,
    "h": 120.9
  },
  "luminance": 0.54454
}

Semantic roles & 50–950 ramp

primary

#B1CF49

secondary

#493884

accent

#46E169

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B1CF49

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

Preview Lab → · Contrast checker → · Palette generator →