#B1F277#B1F277

#B1F277 is a very light, vivid yellow-green. Relative luminance 0.742; OKLCH L 89.1% C 0.168 H 132.0°. Best body text is #000000 at 15.84:1 contrast (WCAG AA passes).

Color values

HEX	#B1F277
RGB	rgb(177, 242, 119)
HSL	hsl(92, 83%, 71%)
HSV	hsv(92, 51%, 95%)
CMYK	cmyk(26.9%, 0%, 50.8%, 5.1%)
CIE-LAB	lab(89.01, -40.53, 52.42)
CIE-LCH	lch(89.01, 66.26, 127.71°)
OKLab	oklab(89.13% -0.1124 0.125)
OKLCH	oklch(89.13% 0.168 132)
XYZ	xyz(53.2126, 74.1818, 28.9641)
Luminance	0.7418 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1F277 #B877F2

analogous

#EFF277 #B1F277 #77F27A

triadic

#B1F277 #77B1F2 #F277B1

tetradic

#B1F277 #77EFF2 #B877F2 #F27A77

square

#B1F277 #77EFF2 #B877F2 #F27A77

split-complementary

#B1F277 #7A77F2 #F277EF

monochromatic

#72DA15 #91ED3F #B1F277 #D1F7AF #EFFCE3

Accessibility & contrast

On white

1.33

#B1F277 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.84

#B1F277 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1F277

15.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1F277	#FFFFFF	#000000	##000000
##B1F277	1.00	1.33	15.84	15.84
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.84	21.00	1.00	1.00
##000000	15.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE36C

Deuteranopia (green-blind)

#F1DE7F

Tritanopia (blue-blind)

#B3EAD6

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #b1f277;
/* rgb */ color: rgb(177, 242, 119);
/* oklch */ color: oklch(89.1% 0.168 132.0);

Tailwind

colors: {
  custom: {
    50: '#cbf6a1',
    500: '#b1f277',
    950: '#000000',
  },
}

SCSS

$custom: #b1f277;
$custom-light: #cbf6a1;
$custom-dark: #000000;

JSON

{
  "hex": "#b1f277",
  "rgb": {
    "r": 177,
    "g": 242,
    "b": 119
  },
  "hsl": {
    "h": 91.707,
    "s": 82.55,
    "l": 70.784
  },
  "oklch": {
    "l": 0.8913,
    "c": 0.16811,
    "h": 132
  },
  "luminance": 0.74183
}

Semantic roles & 50–950 ramp

primary

#B1F277

secondary

#8B41CC

accent

#07DF79

background

#FEFFFC

surface

#FBFEF5

border

#D4D6CF

text

#14170F

muted

#838580

Preview Lab

Preview with #B1F277

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

Preview Lab → · Contrast checker → · Palette generator →