#B1F46F#B1F46F

#B1F46F is a very light, vivid yellow-green. Relative luminance 0.752; OKLCH L 89.5% C 0.178 H 131.4°. Best body text is #000000 at 16.04:1 contrast (WCAG AA passes).

Color values

HEX	#B1F46F
RGB	rgb(177, 244, 111)
HSL	hsl(90, 86%, 70%)
HSV	hsv(90, 55%, 96%)
CMYK	cmyk(27.5%, 0%, 54.5%, 4.3%)
CIE-LAB	lab(89.48, -42.22, 56.62)
CIE-LCH	lch(89.48, 70.63, 126.71°)
OKLab	oklab(89.49% -0.1177 0.1335)
OKLCH	oklch(89.49% 0.178 131.4)
XYZ	xyz(53.3507, 75.1947, 26.7390)
Luminance	0.7520 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1F46F #B26FF4

analogous

#F3F46F #B1F46F #6FF470

triadic

#B1F46F #6FB1F4 #F46FB1

tetradic

#B1F46F #6FF3F4 #B26FF4 #F4706F

square

#B1F46F #6FF3F4 #B26FF4 #F4706F

split-complementary

#B1F46F #706FF4 #F46FF3

monochromatic

#74D811 #92F036 #B1F46F #D0F8A8 #EFFDE1

Accessibility & contrast

On white

1.31

#B1F46F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.04

#B1F46F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1F46F

16.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1F46F	#FFFFFF	#000000	##000000
##B1F46F	1.00	1.31	16.04	16.04
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.04	21.00	1.00	1.00
##000000	16.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE462

Deuteranopia (green-blind)

#F4DF78

Tritanopia (blue-blind)

#B4EBD6

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #b1f46f;
/* rgb */ color: rgb(177, 244, 111);
/* oklch */ color: oklch(89.5% 0.178 131.4);

Tailwind

colors: {
  custom: {
    50: '#cbf89c',
    500: '#b1f46f',
    950: '#000000',
  },
}

SCSS

$custom: #b1f46f;
$custom-light: #cbf89c;
$custom-dark: #000000;

JSON

{
  "hex": "#b1f46f",
  "rgb": {
    "r": 177,
    "g": 244,
    "b": 111
  },
  "hsl": {
    "h": 90.226,
    "s": 85.806,
    "l": 69.608
  },
  "oklch": {
    "l": 0.89488,
    "c": 0.17798,
    "h": 131.4
  },
  "luminance": 0.75196
}

Semantic roles & 50–950 ramp

primary

#B1F46F

secondary

#8439CE

accent

#03E274

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B1F46F

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

Preview Lab → · Contrast checker → · Palette generator →