#B1F358#B1F358

#B1F358 is a very light, vivid yellow-green. Relative luminance 0.742; OKLCH L 89.0% C 0.195 H 129.4°. Best body text is #000000 at 15.83:1 contrast (WCAG AA passes).

Color values

HEX#B1F358
RGBrgb(177, 243, 88)
HSLhsl(86, 87%, 65%)
HSVhsv(86, 64%, 95%)
CMYKcmyk(27.2%, 0%, 63.8%, 4.7%)
CIE-LABlab(88.99, -43.77, 65.83)
CIE-LCHlch(88.99, 79.05, 123.62°)
OKLaboklab(89.02% -0.1238 0.1508)
OKLCHoklch(89.02% 0.195 129.4)
XYZxyz(51.9432, 74.1516, 20.8066)
Luminance0.7415 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B1F358 #9A58F3
analogous
#F3E758 #B1F358 #64F358
triadic
#B1F358 #58B1F3 #F358B1
tetradic
#B1F358 #58F3E7 #9A58F3 #F35864
square
#B1F358 #58F3E7 #9A58F3 #F35864
split-complementary
#B1F358 #5864F3 #E758F3
monochromatic
#76C30E #96EF1F #B1F358 #CCF791 #E6FBCA

Accessibility & contrast

On white

1.33
#B1F358 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.83
#B1F358 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1F358
15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B1F358#FFFFFF#000000##000000
##B1F3581.001.3315.8315.83
#FFFFFF1.331.0021.0021.00
#00000015.8321.001.001.00
##00000015.8321.001.001.00

Color blindness preview

Protanopia (red-blind)
#FEE344
Deuteranopia (green-blind)
#F5DE64
Tritanopia (blue-blind)
#B6E9D3
Achromatopsia (no color)
#DFDFDF

Design tokens & code

CSS
--color: #b1f358;
/* rgb */ color: rgb(177, 243, 88);
/* oklch */ color: oklch(89.0% 0.195 129.4);
Tailwind
colors: {
  custom: {
    50: '#ccf78e',
    500: '#b1f358',
    950: '#000000',
  },
}
SCSS
$custom: #b1f358;
$custom-light: #ccf78e;
$custom-dark: #000000;
JSON
{
  "hex": "#b1f358",
  "rgb": {
    "r": 177,
    "g": 243,
    "b": 88
  },
  "hsl": {
    "h": 85.548,
    "s": 86.592,
    "l": 64.902
  },
  "oklch": {
    "l": 0.89023,
    "c": 0.19507,
    "h": 129.4
  },
  "luminance": 0.74153
}

Semantic roles & 50–950 ramp

primary
#B1F358
secondary
#6D2FC0
accent
#02E362
background
#FEFFFC
surface
#FBFFF4
border
#D4D7CE
text
#14170D
muted
#83857F

Preview Lab

Preview with #B1F358

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

Preview Lab → · Contrast checker → · Palette generator →

#B1F358 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva