#B5F563#B5F563

#B5F563 is a very light, vivid yellow-green. Relative luminance 0.760; OKLCH L 89.8% C 0.187 H 129.5°. Best body text is #000000 at 16.21:1 contrast (WCAG AA passes).

Color values

HEX#B5F563
RGBrgb(181, 245, 99)
HSLhsl(86, 88%, 67%)
HSVhsv(86, 60%, 96%)
CMYKcmyk(26.1%, 0%, 59.6%, 3.9%)
CIE-LABlab(89.87, -42.33, 62.34)
CIE-LCHlch(89.87, 75.36, 124.18°)
OKLaboklab(89.82% -0.1192 0.1446)
OKLCHoklch(89.82% 0.187 129.5)
XYZxyz(53.9602, 76.0281, 23.6339)
Luminance0.7603 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B5F563 #A363F5
analogous
#F5EC63 #B5F563 #6CF563
triadic
#B5F563 #63B5F5 #F563B5
tetradic
#B5F563 #63F5EC #A363F5 #F5636C
square
#B5F563 #63F5EC #A363F5 #F5636C
split-complementary
#B5F563 #636CF5 #EC63F5
monochromatic
#7BD00D #9AF129 #B5F563 #D0F99D #ECFCD6

Accessibility & contrast

On white

1.30
#B5F563 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

16.21
#B5F563 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5F563
16.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B5F563#FFFFFF#000000##000000
##B5F5631.001.3016.2116.21
#FFFFFF1.301.0021.0021.00
#00000016.2121.001.001.00
##00000016.2121.001.001.00

Color blindness preview

Protanopia (red-blind)
#FFE553
Deuteranopia (green-blind)
#F7E16E
Tritanopia (blue-blind)
#B9EBD6
Achromatopsia (no color)
#E2E2E2

Design tokens & code

CSS
--color: #b5f563;
/* rgb */ color: rgb(181, 245, 99);
/* oklch */ color: oklch(89.8% 0.187 129.5);
Tailwind
colors: {
  custom: {
    50: '#cff894',
    500: '#b5f563',
    950: '#000000',
  },
}
SCSS
$custom: #b5f563;
$custom-light: #cff894;
$custom-dark: #000000;
JSON
{
  "hex": "#b5f563",
  "rgb": {
    "r": 181,
    "g": 245,
    "b": 99
  },
  "hsl": {
    "h": 86.301,
    "s": 87.952,
    "l": 67.451
  },
  "oklch": {
    "l": 0.89824,
    "c": 0.18736,
    "h": 129.5
  },
  "luminance": 0.76029
}

Semantic roles & 50–950 ramp

primary
#B5F563
secondary
#7530CC
accent
#01E565
background
#FEFFFC
surface
#FBFFF5
border
#D4D7CF
text
#14170E
muted
#83857F

Preview Lab

Preview with #B5F563

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

Preview Lab → · Contrast checker → · Palette generator →

#B5F563 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva