#B1DB2D#B1DB2D

#B1DB2D is a very light, vivid yellow-green. Relative luminance 0.602; OKLCH L 83.2% C 0.192 H 123.1°. Best body text is #000000 at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#B1DB2D
RGB	rgb(177, 219, 45)
HSL	hsl(74, 71%, 52%)
HSV	hsv(74, 79%, 86%)
CMYK	cmyk(19.2%, 0%, 79.5%, 14.1%)
CIE-LAB	lab(81.95, -35.58, 73.55)
CIE-LCH	lch(81.95, 81.71, 115.81°)
OKLab	oklab(83.23% -0.1047 0.1607)
OKLCH	oklch(83.23% 0.192 123.1)
XYZ	xyz(43.9373, 60.1994, 11.7870)
Luminance	0.6020 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1DB2D #572DDB

analogous

#DBAE2D #B1DB2D #5ADB2D

triadic

#B1DB2D #2DB1DB #DB2DB1

tetradic

#B1DB2D #2DDBAE #572DDB #DB2D5A

square

#B1DB2D #2DDBAE #572DDB #DB2D5A

split-complementary

#B1DB2D #2D5ADB #AE2DDB

monochromatic

#617915 #8AAD1E #B1DB2D #C4E461 #D8ED95

Accessibility & contrast

On white

1.61

#B1DB2D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.04

#B1DB2D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1DB2D

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1DB2D	#FFFFFF	#000000	##000000
##B1DB2D	1.00	1.61	13.04	13.04
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.04	21.00	1.00	1.00
##000000	13.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8CD00

Deuteranopia (green-blind)

#E3CC40

Tritanopia (blue-blind)

#BAD0BB

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #b1db2d;
/* rgb */ color: rgb(177, 219, 45);
/* oklch */ color: oklch(83.2% 0.192 123.1);

Tailwind

colors: {
  custom: {
    50: '#cde676',
    500: '#b1db2d',
    950: '#000000',
  },
}

SCSS

$custom: #b1db2d;
$custom-light: #cde676;
$custom-dark: #000000;

JSON

{
  "hex": "#b1db2d",
  "rgb": {
    "r": 177,
    "g": 219,
    "b": 45
  },
  "hsl": {
    "h": 74.483,
    "s": 70.732,
    "l": 51.765
  },
  "oklch": {
    "l": 0.83229,
    "c": 0.19183,
    "h": 123.1
  },
  "luminance": 0.602
}

Semantic roles & 50–950 ramp

primary

#B1DB2D

secondary

#402B81

accent

#3AED66

background

#FEFEFB

surface

#FBFCF1

border

#D4D5CB

text

#141609

muted

#83847D

Preview Lab

Preview with #B1DB2D

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

Preview Lab → · Contrast checker → · Palette generator →