#B1DB41#B1DB41

#B1DB41 is a very light, vivid yellow-green. Relative luminance 0.604; OKLCH L 83.3% C 0.181 H 123.7°. Best body text is #000000 at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#B1DB41
RGB	rgb(177, 219, 65)
HSL	hsl(76, 68%, 56%)
HSV	hsv(76, 70%, 86%)
CMYK	cmyk(19.2%, 0%, 70.3%, 14.1%)
CIE-LAB	lab(82.05, -34.62, 67.35)
CIE-LCH	lch(82.05, 75.73, 117.21°)
OKLab	oklab(83.35% -0.1006 0.1508)
OKLCH	oklch(83.35% 0.181 123.7)
XYZ	xyz(44.4176, 60.3915, 14.3167)
Luminance	0.6039 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1DB41 #6B41DB

analogous

#DBB841 #B1DB41 #64DB41

triadic

#B1DB41 #41B1DB #DB41B1

tetradic

#B1DB41 #41DBB8 #6B41DB #DB4164

square

#B1DB41 #41DBB8 #6B41DB #DB4164

split-complementary

#B1DB41 #4164DB #B841DB

monochromatic

#6A881A #92BB23 #B1DB41 #C6E574 #DBEEA8

Accessibility & contrast

On white

1.61

#B1DB41 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.08

#B1DB41 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1DB41

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1DB41	#FFFFFF	#000000	##000000
##B1DB41	1.00	1.61	13.08	13.08
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.08	21.00	1.00	1.00
##000000	13.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CD26

Deuteranopia (green-blind)

#E2CC4E

Tritanopia (blue-blind)

#BAD0BD

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #b1db41;
/* rgb */ color: rgb(177, 219, 65);
/* oklch */ color: oklch(83.3% 0.181 123.7);

Tailwind

colors: {
  custom: {
    50: '#cce67f',
    500: '#b1db41',
    950: '#000000',
  },
}

SCSS

$custom: #b1db41;
$custom-light: #cce67f;
$custom-dark: #000000;

JSON

{
  "hex": "#b1db41",
  "rgb": {
    "r": 177,
    "g": 219,
    "b": 65
  },
  "hsl": {
    "h": 76.364,
    "s": 68.142,
    "l": 55.686
  },
  "oklch": {
    "l": 0.83347,
    "c": 0.18128,
    "h": 123.7
  },
  "luminance": 0.60392
}

Semantic roles & 50–950 ramp

primary

#B1DB41

secondary

#4B328E

accent

#3DEB6C

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B1DB41

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

Preview Lab → · Contrast checker → · Palette generator →