#B1D642#B1D642

#B1D642 is a very light, vivid yellow-green. Relative luminance 0.578; OKLCH L 82.2% C 0.175 H 122.5°. Best body text is #000000 at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#B1D642
RGB	rgb(177, 214, 66)
HSL	hsl(75, 64%, 55%)
HSV	hsv(75, 69%, 84%)
CMYK	cmyk(17.3%, 0%, 69.2%, 16.1%)
CIE-LAB	lab(80.65, -32.26, 65.58)
CIE-LCH	lch(80.65, 73.09, 116.19°)
OKLab	oklab(82.21% -0.094 0.1473)
OKLCH	oklch(82.21% 0.175 122.5)
XYZ	xyz(43.1619, 57.8334, 14.0423)
Luminance	0.5783 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D642 #6742D6

analogous

#D6B142 #B1D642 #67D642

triadic

#B1D642 #42B1D6 #D642B1

tetradic

#B1D642 #42D6B1 #6742D6 #D64267

square

#B1D642 #42D6B1 #6742D6 #D64267

split-complementary

#B1D642 #4267D6 #B142D6

monochromatic

#68821C #91B427 #B1D642 #C6E174 #DBECA7

Accessibility & contrast

On white

1.67

#B1D642 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.57

#B1D642 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D642

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D642	#FFFFFF	#000000	##000000
##B1D642	1.00	1.67	12.57	12.57
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.57	21.00	1.00	1.00
##000000	12.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C92A

Deuteranopia (green-blind)

#DEC84E

Tritanopia (blue-blind)

#BACBB9

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b1d642;
/* rgb */ color: rgb(177, 214, 66);
/* oklch */ color: oklch(82.2% 0.175 122.5);

Tailwind

colors: {
  custom: {
    50: '#cce27f',
    500: '#b1d642',
    950: '#000000',
  },
}

SCSS

$custom: #b1d642;
$custom-light: #cce27f;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d642",
  "rgb": {
    "r": 177,
    "g": 214,
    "b": 66
  },
  "hsl": {
    "h": 75,
    "s": 64.348,
    "l": 54.902
  },
  "oklch": {
    "l": 0.82214,
    "c": 0.1747,
    "h": 122.5
  },
  "luminance": 0.57834
}

Semantic roles & 50–950 ramp

primary

#B1D642

secondary

#493488

accent

#40E76A

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B1D642

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

Preview Lab → · Contrast checker → · Palette generator →