#B1D63E#B1D63E

#B1D63E is a very light, vivid yellow-green. Relative luminance 0.578; OKLCH L 82.2% C 0.177 H 122.4°. Best body text is #000000 at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#B1D63E
RGB	rgb(177, 214, 62)
HSL	hsl(75, 65%, 54%)
HSV	hsv(75, 71%, 84%)
CMYK	cmyk(17.3%, 0%, 71%, 16.1%)
CIE-LAB	lab(80.62, -32.49, 67.00)
CIE-LCH	lch(80.62, 74.46, 115.87°)
OKLab	oklab(82.19% -0.095 0.1496)
OKLCH	oklch(82.19% 0.177 122.4)
XYZ	xyz(43.0481, 57.7879, 13.4428)
Luminance	0.5779 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D63E #633ED6

analogous

#D6AF3E #B1D63E #65D63E

triadic

#B1D63E #3EB1D6 #D63EB1

tetradic

#B1D63E #3ED6AF #633ED6 #D63E65

square

#B1D63E #3ED6AF #633ED6 #D63E65

split-complementary

#B1D63E #3E65D6 #AF3ED6

monochromatic

#667F1B #8FB126 #B1D63E #C5E170 #DAEBA3

Accessibility & contrast

On white

1.67

#B1D63E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.56

#B1D63E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D63E

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D63E	#FFFFFF	#000000	##000000
##B1D63E	1.00	1.67	12.56	12.56
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.56	21.00	1.00	1.00
##000000	12.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3C923

Deuteranopia (green-blind)

#DEC84B

Tritanopia (blue-blind)

#BACBB8

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b1d63e;
/* rgb */ color: rgb(177, 214, 62);
/* oklch */ color: oklch(82.2% 0.177 122.4);

Tailwind

colors: {
  custom: {
    50: '#cce27d',
    500: '#b1d63e',
    950: '#000000',
  },
}

SCSS

$custom: #b1d63e;
$custom-light: #cce27d;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d63e",
  "rgb": {
    "r": 177,
    "g": 214,
    "b": 62
  },
  "hsl": {
    "h": 74.605,
    "s": 64.957,
    "l": 54.118
  },
  "oklch": {
    "l": 0.82186,
    "c": 0.17721,
    "h": 122.4
  },
  "luminance": 0.57788
}

Semantic roles & 50–950 ramp

primary

#B1D63E

secondary

#473286

accent

#40E869

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B1D63E

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

Preview Lab → · Contrast checker → · Palette generator →