#B1ED63#B1ED63

#B1ED63 is a very light, vivid yellow-green. Relative luminance 0.708; OKLCH L 87.8% C 0.179 H 129.2°. Best body text is #000000 at 15.16:1 contrast (WCAG AA passes).

Color values

HEX	#B1ED63
RGB	rgb(177, 237, 99)
HSL	hsl(86, 79%, 66%)
HSV	hsv(86, 58%, 93%)
CMYK	cmyk(25.3%, 0%, 58.2%, 7.1%)
CIE-LAB	lab(87.40, -40.25, 59.50)
CIE-LCH	lch(87.40, 71.84, 124.08°)
OKLab	oklab(87.76% -0.1132 0.1386)
OKLCH	oklch(87.76% 0.179 129.2)
XYZ	xyz(50.6675, 70.8152, 22.8012)
Luminance	0.7082 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1ED63 #9F63ED

analogous

#EDE463 #B1ED63 #6CED63

triadic

#B1ED63 #63B1ED #ED63B1

tetradic

#B1ED63 #63EDE4 #9F63ED #ED636C

square

#B1ED63 #63EDE4 #9F63ED #ED636C

split-complementary

#B1ED63 #636CED #E463ED

monochromatic

#76C016 #96E72C #B1ED63 #CCF39A #E8FAD1

Accessibility & contrast

On white

1.38

#B1ED63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.16

#B1ED63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1ED63

15.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1ED63	#FFFFFF	#000000	##000000
##B1ED63	1.00	1.38	15.16	15.16
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.16	21.00	1.00	1.00
##000000	15.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DE54

Deuteranopia (green-blind)

#EFDA6D

Tritanopia (blue-blind)

#B5E4CF

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #b1ed63;
/* rgb */ color: rgb(177, 237, 99);
/* oklch */ color: oklch(87.8% 0.179 129.2);

Tailwind

colors: {
  custom: {
    50: '#cbf394',
    500: '#b1ed63',
    950: '#000000',
  },
}

SCSS

$custom: #b1ed63;
$custom-light: #cbf394;
$custom-dark: #000000;

JSON

{
  "hex": "#b1ed63",
  "rgb": {
    "r": 177,
    "g": 237,
    "b": 99
  },
  "hsl": {
    "h": 86.087,
    "s": 79.31,
    "l": 65.882
  },
  "oklch": {
    "l": 0.87757,
    "c": 0.17893,
    "h": 129.2
  },
  "luminance": 0.70816
}

Semantic roles & 50–950 ramp

primary

#B1ED63

secondary

#7136BE

accent

#0ADC65

background

#FEFFFC

surface

#FBFEF5

border

#D4D6CF

text

#14170D

muted

#83857F

Preview Lab

Preview with #B1ED63

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

Preview Lab → · Contrast checker → · Palette generator →