#B1DB3F#B1DB3F

#B1DB3F is a very light, vivid yellow-green. Relative luminance 0.604; OKLCH L 83.3% C 0.182 H 123.6°. Best body text is #000000 at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#B1DB3F
RGB	rgb(177, 219, 63)
HSL	hsl(76, 68%, 55%)
HSV	hsv(76, 71%, 86%)
CMYK	cmyk(19.2%, 0%, 71.2%, 14.1%)
CIE-LAB	lab(82.04, -34.73, 68.05)
CIE-LCH	lch(82.04, 76.40, 117.04°)
OKLab	oklab(83.33% -0.101 0.152)
OKLCH	oklch(83.33% 0.183 123.6)
XYZ	xyz(44.3607, 60.3687, 14.0169)
Luminance	0.6037 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1DB3F #693FDB

analogous

#DBB73F #B1DB3F #63DB3F

triadic

#B1DB3F #3FB1DB #DB3FB1

tetradic

#B1DB3F #3FDBB7 #693FDB #DB3F63

square

#B1DB3F #3FDBB7 #693FDB #DB3F63

split-complementary

#B1DB3F #3F63DB #B73FDB

monochromatic

#698619 #91BA23 #B1DB3F #C6E573 #DBEEA6

Accessibility & contrast

On white

1.61

#B1DB3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.07

#B1DB3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1DB3F

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1DB3F	#FFFFFF	#000000	##000000
##B1DB3F	1.00	1.61	13.07	13.07
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.07	21.00	1.00	1.00
##000000	13.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CD23

Deuteranopia (green-blind)

#E2CC4D

Tritanopia (blue-blind)

#BAD0BD

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #b1db3f;
/* rgb */ color: rgb(177, 219, 63);
/* oklch */ color: oklch(83.3% 0.182 123.6);

Tailwind

colors: {
  custom: {
    50: '#cce67e',
    500: '#b1db3f',
    950: '#000000',
  },
}

SCSS

$custom: #b1db3f;
$custom-light: #cce67e;
$custom-dark: #000000;

JSON

{
  "hex": "#b1db3f",
  "rgb": {
    "r": 177,
    "g": 219,
    "b": 63
  },
  "hsl": {
    "h": 76.154,
    "s": 68.421,
    "l": 55.294
  },
  "oklch": {
    "l": 0.83333,
    "c": 0.1825,
    "h": 123.6
  },
  "luminance": 0.60369
}

Semantic roles & 50–950 ramp

primary

#B1DB3F

secondary

#4A328D

accent

#3DEB6C

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B1DB3F

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

Preview Lab → · Contrast checker → · Palette generator →