#B1FC65#B1FC65

#B1FC65 is a very light, vivid yellow-green. Relative luminance 0.799; OKLCH L 91.2% C 0.197 H 131.6°. Best body text is #000000 at 16.98:1 contrast (WCAG AA passes).

Color values

HEX	#B1FC65
RGB	rgb(177, 252, 101)
HSL	hsl(90, 96%, 69%)
HSV	hsv(90, 60%, 99%)
CMYK	cmyk(29.8%, 0%, 59.9%, 1.2%)
CIE-LAB	lab(91.64, -46.59, 63.42)
CIE-LCH	lch(91.64, 78.69, 126.30°)
OKLab	oklab(91.21% -0.1305 0.1471)
OKLCH	oklch(91.21% 0.197 131.6)
XYZ	xyz(55.2902, 79.9057, 24.8196)
Luminance	0.7991 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 2.23

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1FC65 #B065FC

analogous

#FCFB65 #B1FC65 #66FC65

triadic

#B1FC65 #65B1FC #FC65B1

tetradic

#B1FC65 #65FCFB #B065FC #FC6566

square

#B1FC65 #65FCFB #B065FC #FC6566

split-complementary

#B1FC65 #6566FC #FB65FC

monochromatic

#74E204 #93FB29 #B1FC65 #CFFDA1 #EEFEDD

Accessibility & contrast

On white

1.24

#B1FC65 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.98

#B1FC65 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1FC65

16.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1FC65	#FFFFFF	#000000	##000000
##B1FC65	1.00	1.24	16.98	16.98
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.98	21.00	1.00	1.00
##000000	16.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB54

Deuteranopia (green-blind)

#FCE570

Tritanopia (blue-blind)

#B4F2DC

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #b1fc65;
/* rgb */ color: rgb(177, 252, 101);
/* oklch */ color: oklch(91.2% 0.197 131.6);

Tailwind

colors: {
  custom: {
    50: '#ccfd96',
    500: '#b1fc65',
    950: '#000000',
  },
}

SCSS

$custom: #b1fc65;
$custom-light: #ccfd96;
$custom-dark: #000000;

JSON

{
  "hex": "#b1fc65",
  "rgb": {
    "r": 177,
    "g": 252,
    "b": 101
  },
  "hsl": {
    "h": 89.801,
    "s": 96.178,
    "l": 69.216
  },
  "oklch": {
    "l": 0.91209,
    "c": 0.19667,
    "h": 131.6
  },
  "luminance": 0.79908
}

Semantic roles & 50–950 ramp

primary

#B1FC65

secondary

#822FD6

accent

#00E672

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#14180E

muted

#83867F

Preview Lab

Preview with #B1FC65

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

Preview Lab → · Contrast checker → · Palette generator →