#B1D842#B1D842

#B1D842 is a very light, vivid yellow-green. Relative luminance 0.589; OKLCH L 82.7% C 0.177 H 123.0°. Best body text is #000000 at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#B1D842
RGB	rgb(177, 216, 66)
HSL	hsl(76, 66%, 55%)
HSV	hsv(76, 69%, 85%)
CMYK	cmyk(18.1%, 0%, 69.4%, 15.3%)
CIE-LAB	lab(81.21, -33.19, 66.15)
CIE-LCH	lch(81.21, 74.01, 116.64°)
OKLab	oklab(82.67% -0.0965 0.1485)
OKLCH	oklch(82.67% 0.177 123)
XYZ	xyz(43.6712, 58.8520, 14.2121)
Luminance	0.5885 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D842 #6942D8

analogous

#D8B442 #B1D842 #66D842

triadic

#B1D842 #42B1D8 #D842B1

tetradic

#B1D842 #42D8B4 #6942D8 #D84266

square

#B1D842 #42D8B4 #6942D8 #D84266

split-complementary

#B1D842 #4266D8 #B442D8

monochromatic

#69841B #91B726 #B1D842 #C6E275 #DBEDA7

Accessibility & contrast

On white

1.64

#B1D842 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.77

#B1D842 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D842

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D842	#FFFFFF	#000000	##000000
##B1D842	1.00	1.64	12.77	12.77
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.77	21.00	1.00	1.00
##000000	12.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CB29

Deuteranopia (green-blind)

#DFCA4E

Tritanopia (blue-blind)

#BACDBA

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #b1d842;
/* rgb */ color: rgb(177, 216, 66);
/* oklch */ color: oklch(82.7% 0.177 123.0);

Tailwind

colors: {
  custom: {
    50: '#cce47f',
    500: '#b1d842',
    950: '#000000',
  },
}

SCSS

$custom: #b1d842;
$custom-light: #cce47f;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d842",
  "rgb": {
    "r": 177,
    "g": 216,
    "b": 66
  },
  "hsl": {
    "h": 75.6,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.8267,
    "c": 0.17708,
    "h": 123
  },
  "luminance": 0.58852
}

Semantic roles & 50–950 ramp

primary

#B1D842

secondary

#4A338B

accent

#3FE96B

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B1D842

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

Preview Lab → · Contrast checker → · Palette generator →