#B1F871#B1F871

#B1F871 is a very light, vivid yellow-green. Relative luminance 0.777; OKLCH L 90.4% C 0.182 H 132.1°. Best body text is #000000 at 16.53:1 contrast (WCAG AA passes).

Color values

HEX	#B1F871
RGB	rgb(177, 248, 113)
HSL	hsl(92, 91%, 71%)
HSV	hsv(92, 54%, 97%)
CMYK	cmyk(28.6%, 0%, 54.4%, 2.7%)
CIE-LAB	lab(90.63, -43.77, 57.07)
CIE-LCH	lch(90.63, 71.92, 127.49°)
OKLab	oklab(90.42% -0.1218 0.1346)
OKLCH	oklch(90.42% 0.182 132.1)
XYZ	xyz(54.6787, 77.6725, 27.7310)
Luminance	0.7767 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1F871 #B871F8

analogous

#F4F871 #B1F871 #71F874

triadic

#B1F871 #71B1F8 #F871B1

tetradic

#B1F871 #71F4F8 #B871F8 #F87471

square

#B1F871 #71F4F8 #B871F8 #F87471

split-complementary

#B1F871 #7471F8 #F871F4

monochromatic

#72E30B #91F537 #B1F871 #D1FBAB #EFFEE2

Accessibility & contrast

On white

1.27

#B1F871 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.53

#B1F871 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1F871

16.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1F871	#FFFFFF	#000000	##000000
##B1F871	1.00	1.27	16.53	16.53
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.53	21.00	1.00	1.00
##000000	16.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE864

Deuteranopia (green-blind)

#F7E27A

Tritanopia (blue-blind)

#B3EFDA

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #b1f871;
/* rgb */ color: rgb(177, 248, 113);
/* oklch */ color: oklch(90.4% 0.182 132.1);

Tailwind

colors: {
  custom: {
    50: '#cbfb9d',
    500: '#b1f871',
    950: '#000000',
  },
}

SCSS

$custom: #b1f871;
$custom-light: #cbfb9d;
$custom-dark: #000000;

JSON

{
  "hex": "#b1f871",
  "rgb": {
    "r": 177,
    "g": 248,
    "b": 113
  },
  "hsl": {
    "h": 91.556,
    "s": 90.604,
    "l": 70.784
  },
  "oklch": {
    "l": 0.90424,
    "c": 0.18158,
    "h": 132.1
  },
  "luminance": 0.77674
}

Semantic roles & 50–950 ramp

primary

#B1F871

secondary

#8B3AD3

accent

#00E679

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#14170F

muted

#838580

Preview Lab

Preview with #B1F871

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

Preview Lab → · Contrast checker → · Palette generator →