#B1DB40#B1DB40

#B1DB40 is a very light, vivid yellow-green. Relative luminance 0.604; OKLCH L 83.3% C 0.182 H 123.7°. Best body text is #000000 at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#B1DB40
RGB	rgb(177, 219, 64)
HSL	hsl(76, 68%, 55%)
HSV	hsv(76, 71%, 86%)
CMYK	cmyk(19.2%, 0%, 70.8%, 14.1%)
CIE-LAB	lab(82.04, -34.68, 67.70)
CIE-LCH	lch(82.04, 76.07, 117.12°)
OKLab	oklab(83.34% -0.1008 0.1514)
OKLCH	oklch(83.34% 0.182 123.7)
XYZ	xyz(44.3889, 60.3800, 14.1655)
Luminance	0.6038 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1DB40 #6A40DB

analogous

#DBB740 #B1DB40 #63DB40

triadic

#B1DB40 #40B1DB #DB40B1

tetradic

#B1DB40 #40DBB7 #6A40DB #DB4063

square

#B1DB40 #40DBB7 #6A40DB #DB4063

split-complementary

#B1DB40 #4063DB #B740DB

monochromatic

#698719 #92BB23 #B1DB40 #C6E573 #DBEEA7

Accessibility & contrast

On white

1.61

#B1DB40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.08

#B1DB40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1DB40

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1DB40	#FFFFFF	#000000	##000000
##B1DB40	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)

#E7CD25

Deuteranopia (green-blind)

#E2CC4D

Tritanopia (blue-blind)

#BAD0BD

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #b1db40;
/* rgb */ color: rgb(177, 219, 64);
/* oklch */ color: oklch(83.3% 0.182 123.7);

Tailwind

colors: {
  custom: {
    50: '#cce67e',
    500: '#b1db40',
    950: '#000000',
  },
}

SCSS

$custom: #b1db40;
$custom-light: #cce67e;
$custom-dark: #000000;

JSON

{
  "hex": "#b1db40",
  "rgb": {
    "r": 177,
    "g": 219,
    "b": 64
  },
  "hsl": {
    "h": 76.258,
    "s": 68.282,
    "l": 55.49
  },
  "oklch": {
    "l": 0.8334,
    "c": 0.18189,
    "h": 123.7
  },
  "luminance": 0.6038
}

Semantic roles & 50–950 ramp

primary

#B1DB40

secondary

#4B328D

accent

#3DEB6C

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B1DB40

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

Preview Lab → · Contrast checker → · Palette generator →