#B1E357#B1E357

#B1E357 is a very light, vivid yellow-green. Relative luminance 0.650; OKLCH L 85.4% C 0.176 H 126.5°. Best body text is #000000 at 13.99:1 contrast (WCAG AA passes).

Color values

HEX#B1E357
RGBrgb(177, 227, 87)
HSLhsl(81, 71%, 62%)
HSVhsv(81, 62%, 89%)
CMYKcmyk(22%, 0%, 61.7%, 11%)
CIE-LABlab(84.47, -36.77, 61.34)
CIE-LCHlch(84.47, 71.52, 120.94°)
OKLaboklab(85.35% -0.1046 0.1412)
OKLCHoklch(85.35% 0.176 126.5)
XYZxyz(47.3209, 64.9727, 19.0629)
Luminance0.6497 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B1E357 #8957E3
analogous
#E3CF57 #B1E357 #6BE357
triadic
#B1E357 #57B1E3 #E357B1
tetradic
#B1E357 #57E3CF #8957E3 #E3576B
square
#B1E357 #57E3CF #8957E3 #E3576B
split-complementary
#B1E357 #576BE3 #CF57E3
monochromatic
#73A41B #98D924 #B1E357 #C9EC8B #E2F4C0

Accessibility & contrast

On white

1.50
#B1E357 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

13.99
#B1E357 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E357
13.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B1E357#FFFFFF#000000##000000
##B1E3571.001.5013.9913.99
#FFFFFF1.501.0021.0021.00
#00000013.9921.001.001.00
##00000013.9921.001.001.00

Color blindness preview

Protanopia (red-blind)
#EED546
Deuteranopia (green-blind)
#E7D261
Tritanopia (blue-blind)
#B7D9C6
Achromatopsia (no color)
#D3D3D3

Design tokens & code

CSS
--color: #b1e357;
/* rgb */ color: rgb(177, 227, 87);
/* oklch */ color: oklch(85.4% 0.176 126.5);
Tailwind
colors: {
  custom: {
    50: '#cbec8c',
    500: '#b1e357',
    950: '#000000',
  },
}
SCSS
$custom: #b1e357;
$custom-light: #cbec8c;
$custom-dark: #000000;
JSON
{
  "hex": "#b1e357",
  "rgb": {
    "r": 177,
    "g": 227,
    "b": 87
  },
  "hsl": {
    "h": 81.429,
    "s": 71.429,
    "l": 61.569
  },
  "oklch": {
    "l": 0.85354,
    "c": 0.17568,
    "h": 126.5
  },
  "luminance": 0.64973
}

Semantic roles & 50–950 ramp

primary
#B1E357
secondary
#5F38A7
accent
#12D357
background
#FEFEFC
surface
#FBFDF4
border
#D4D5CE
text
#14160C
muted
#83847F

Preview Lab

Preview with #B1E357

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

Preview Lab → · Contrast checker → · Palette generator →

#B1E357 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva