#B1CF3D#B1CF3D

#B1CF3D is a light, vivid yellow-green. Relative luminance 0.543; OKLCH L 80.6% C 0.170 H 120.5°. Best body text is #000000 at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#B1CF3D
RGB	rgb(177, 207, 61)
HSL	hsl(72, 60%, 53%)
HSV	hsv(72, 71%, 81%)
CMYK	cmyk(14.5%, 0%, 70.5%, 18.8%)
CIE-LAB	lab(78.64, -29.27, 65.40)
CIE-LCH	lch(78.64, 71.65, 114.11°)
OKLab	oklab(80.59% -0.0861 0.1461)
OKLCH	oklch(80.59% 0.17 120.5)
XYZ	xyz(41.2873, 54.3098, 12.7217)
Luminance	0.5431 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1CF3D #5B3DCF

analogous

#CFA43D #B1CF3D #68CF3D

triadic

#B1CF3D #3DB1CF #CF3DB1

tetradic

#B1CF3D #3DCFA4 #5B3DCF #CF3D68

square

#B1CF3D #3DCFA4 #5B3DCF #CF3D68

split-complementary

#B1CF3D #3D68CF #A43DCF

monochromatic

#63751D #8CA629 #B1CF3D #C5DB6E #D8E79F

Accessibility & contrast

On white

1.77

#B1CF3D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.86

#B1CF3D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1CF3D

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1CF3D	#FFFFFF	#000000	##000000
##B1CF3D	1.00	1.77	11.86	11.86
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.86	21.00	1.00	1.00
##000000	11.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC324

Deuteranopia (green-blind)

#D8C349

Tritanopia (blue-blind)

#BBC4B2

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #b1cf3d;
/* rgb */ color: rgb(177, 207, 61);
/* oklch */ color: oklch(80.6% 0.170 120.5);

Tailwind

colors: {
  custom: {
    50: '#ccdd7c',
    500: '#b1cf3d',
    950: '#000000',
  },
}

SCSS

$custom: #b1cf3d;
$custom-light: #ccdd7c;
$custom-dark: #000000;

JSON

{
  "hex": "#b1cf3d",
  "rgb": {
    "r": 177,
    "g": 207,
    "b": 61
  },
  "hsl": {
    "h": 72.329,
    "s": 60.331,
    "l": 52.549
  },
  "oklch": {
    "l": 0.80588,
    "c": 0.16962,
    "h": 120.5
  },
  "luminance": 0.5431
}

Semantic roles & 50–950 ramp

primary

#B1CF3D

secondary

#42337D

accent

#44E365

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B1CF3D

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

Preview Lab → · Contrast checker → · Palette generator →