#B1F766#B1F766

#B1F766 is a very light, vivid yellow-green. Relative luminance 0.768; OKLCH L 90.1% C 0.189 H 131.0°. Best body text is #000000 at 16.37:1 contrast (WCAG AA passes).

Color values

HEX	#B1F766
RGB	rgb(177, 247, 102)
HSL	hsl(89, 90%, 68%)
HSV	hsv(89, 59%, 97%)
CMYK	cmyk(28.3%, 0%, 58.7%, 3.1%)
CIE-LAB	lab(90.24, -44.36, 61.43)
CIE-LCH	lch(90.24, 75.77, 125.84°)
OKLab	oklab(90.07% -0.1243 0.143)
OKLCH	oklch(90.07% 0.189 131)
XYZ	xyz(53.7899, 76.8264, 24.5627)
Luminance	0.7683 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 2.10

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1F766 #AC66F7

analogous

#F7F566 #B1F766 #68F766

triadic

#B1F766 #66B1F7 #F766B1

tetradic

#B1F766 #66F7F5 #AC66F7 #F76668

square

#B1F766 #66F7F5 #AC66F7 #F76668

split-complementary

#B1F766 #6668F7 #F566F7

monochromatic

#75D70B #93F42C #B1F766 #CFFAA0 #ECFDDA

Accessibility & contrast

On white

1.28

#B1F766 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.37

#B1F766 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1F766

16.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1F766	#FFFFFF	#000000	##000000
##B1F766	1.00	1.28	16.37	16.37
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.37	21.00	1.00	1.00
##000000	16.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE656

Deuteranopia (green-blind)

#F7E170

Tritanopia (blue-blind)

#B4EDD8

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #b1f766;
/* rgb */ color: rgb(177, 247, 102);
/* oklch */ color: oklch(90.1% 0.189 131.0);

Tailwind

colors: {
  custom: {
    50: '#ccfa96',
    500: '#b1f766',
    950: '#000000',
  },
}

SCSS

$custom: #b1f766;
$custom-light: #ccfa96;
$custom-dark: #000000;

JSON

{
  "hex": "#b1f766",
  "rgb": {
    "r": 177,
    "g": 247,
    "b": 102
  },
  "hsl": {
    "h": 88.966,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.90074,
    "c": 0.18946,
    "h": 131
  },
  "luminance": 0.76828
}

Semantic roles & 50–950 ramp

primary

#B1F766

secondary

#7E31D0

accent

#00E66F

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B1F766

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

Preview Lab → · Contrast checker → · Palette generator →