#B1D23C#B1D23C

#B1D23C is a light, vivid yellow-green. Relative luminance 0.558; OKLCH L 81.3% C 0.174 H 121.3°. Best body text is #000000 at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#B1D23C
RGB	rgb(177, 210, 60)
HSL	hsl(73, 63%, 53%)
HSV	hsv(73, 71%, 82%)
CMYK	cmyk(15.7%, 0%, 71.4%, 17.6%)
CIE-LAB	lab(79.48, -30.73, 66.58)
CIE-LCH	lch(79.48, 73.33, 114.78°)
OKLab	oklab(81.26% -0.0903 0.1484)
OKLCH	oklch(81.26% 0.174 121.3)
XYZ	xyz(41.9943, 55.7666, 12.8258)
Luminance	0.5577 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D23C #5D3CD2

analogous

#D2A83C #B1D23C #66D23C

triadic

#B1D23C #3CB1D2 #D23CB1

tetradic

#B1D23C #3CD2A8 #5D3CD2 #D23C66

square

#B1D23C #3CD2A8 #5D3CD2 #D23C66

split-complementary

#B1D23C #3C66D2 #A83CD2

monochromatic

#64781C #8DAA27 #B1D23C #C5DD6E #D9E99F

Accessibility & contrast

On white

1.73

#B1D23C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.15

#B1D23C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D23C

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D23C	#FFFFFF	#000000	##000000
##B1D23C	1.00	1.73	12.15	12.15
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.15	21.00	1.00	1.00
##000000	12.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC620

Deuteranopia (green-blind)

#DBC549

Tritanopia (blue-blind)

#BBC7B5

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #b1d23c;
/* rgb */ color: rgb(177, 210, 60);
/* oklch */ color: oklch(81.3% 0.174 121.3);

Tailwind

colors: {
  custom: {
    50: '#ccdf7b',
    500: '#b1d23c',
    950: '#000000',
  },
}

SCSS

$custom: #b1d23c;
$custom-light: #ccdf7b;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d23c",
  "rgb": {
    "r": 177,
    "g": 210,
    "b": 60
  },
  "hsl": {
    "h": 73.2,
    "s": 62.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.81262,
    "c": 0.17374,
    "h": 121.3
  },
  "luminance": 0.55767
}

Semantic roles & 50–950 ramp

primary

#B1D23C

secondary

#433280

accent

#42E666

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B1D23C

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

Preview Lab → · Contrast checker → · Palette generator →