#B1F56D#B1F56D

#B1F56D is a very light, vivid yellow-green. Relative luminance 0.758; OKLCH L 89.7% C 0.181 H 131.3°. Best body text is #000000 at 16.15:1 contrast (WCAG AA passes).

Color values

HEX	#B1F56D
RGB	rgb(177, 245, 109)
HSL	hsl(90, 87%, 69%)
HSV	hsv(90, 56%, 96%)
CMYK	cmyk(27.8%, 0%, 55.5%, 3.9%)
CIE-LAB	lab(89.75, -42.85, 57.82)
CIE-LCH	lch(89.75, 71.97, 126.54°)
OKLab	oklab(89.69% -0.1196 0.1359)
OKLCH	oklch(89.69% 0.181 131.3)
XYZ	xyz(53.5435, 75.7545, 26.2661)
Luminance	0.7576 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1F56D #B16DF5

analogous

#F5F56D #B1F56D #6DF56D

triadic

#B1F56D #6DB1F5 #F56DB1

tetradic

#B1F56D #6DF5F5 #B16DF5 #F56D6D

square

#B1F56D #6DF5F5 #B16DF5 #F56D6D

split-complementary

#B1F56D #6D6DF5 #F56DF5

monochromatic

#74D90F #92F134 #B1F56D #D0F9A6 #EEFDE0

Accessibility & contrast

On white

1.30

#B1F56D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.15

#B1F56D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1F56D

16.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1F56D	#FFFFFF	#000000	##000000
##B1F56D	1.00	1.30	16.15	16.15
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.15	21.00	1.00	1.00
##000000	16.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE55F

Deuteranopia (green-blind)

#F5E076

Tritanopia (blue-blind)

#B4ECD7

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #b1f56d;
/* rgb */ color: rgb(177, 245, 109);
/* oklch */ color: oklch(89.7% 0.181 131.3);

Tailwind

colors: {
  custom: {
    50: '#cbf99b',
    500: '#b1f56d',
    950: '#000000',
  },
}

SCSS

$custom: #b1f56d;
$custom-light: #cbf99b;
$custom-dark: #000000;

JSON

{
  "hex": "#b1f56d",
  "rgb": {
    "r": 177,
    "g": 245,
    "b": 109
  },
  "hsl": {
    "h": 90,
    "s": 87.179,
    "l": 69.412
  },
  "oklch": {
    "l": 0.89693,
    "c": 0.18104,
    "h": 131.3
  },
  "luminance": 0.75756
}

Semantic roles & 50–950 ramp

primary

#B1F56D

secondary

#8337CF

accent

#02E473

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B1F56D

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

Preview Lab → · Contrast checker → · Palette generator →