#91CB3B#91CB3B

#91CB3B is a light, vivid yellow-green. Relative luminance 0.490; OKLCH L 77.5% C 0.181 H 129.1°. Best body text is #000000 at 10.81:1 contrast (WCAG AA passes).

Color values

HEX#91CB3B
RGBrgb(145, 203, 59)
HSLhsl(84, 58%, 51%)
HSVhsv(84, 71%, 80%)
CMYKcmyk(28.6%, 0%, 70.9%, 20.4%)
CIE-LABlab(75.48, -39.99, 62.31)
CIE-LCHlch(75.48, 74.04, 122.69°)
OKLaboklab(77.51% -0.1139 0.1401)
OKLCHoklch(77.51% 0.181 129.1)
XYZxyz(33.8223, 49.0465, 11.8218)
Luminance0.4905 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#91CB3B #753BCB
analogous
#CBBD3B #91CB3B #49CB3B
triadic
#91CB3B #3B91CB #CB3B91
tetradic
#91CB3B #3BCBBD #753BCB #CB3B49
square
#91CB3B #3BCBBD #753BCB #CB3B49
split-complementary
#91CB3B #3B49CB #BD3BCB
monochromatic
#4E6E1D #709F2A #91CB3B #ACD86B #C7E59C

Accessibility & contrast

On white

1.94
#91CB3B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.81
#91CB3B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91CB3B
10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##91CB3B#FFFFFF#000000##000000
##91CB3B1.001.9410.8110.81
#FFFFFF1.941.0021.0021.00
#00000010.8121.001.001.00
##00000010.8121.001.001.00

Color blindness preview

Protanopia (red-blind)
#D5BD22
Deuteranopia (green-blind)
#CDB948
Tritanopia (blue-blind)
#95C2AF
Achromatopsia (no color)
#BABABA

Design tokens & code

CSS
--color: #91cb3b;
/* rgb */ color: rgb(145, 203, 59);
/* oklch */ color: oklch(77.5% 0.181 129.1);
Tailwind
colors: {
  custom: {
    50: '#b5db7a',
    500: '#91cb3b',
    950: '#000000',
  },
}
SCSS
$custom: #91cb3b;
$custom-light: #b5db7a;
$custom-dark: #000000;
JSON
{
  "hex": "#91cb3b",
  "rgb": {
    "r": 145,
    "g": 203,
    "b": 59
  },
  "hsl": {
    "h": 84.167,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.77509,
    "c": 0.18051,
    "h": 129.1
  },
  "luminance": 0.49047
}

Semantic roles & 50–950 ramp

primary
#91CB3B
secondary
#AB91D1
accent
#47E185
background
#FBFDF7
surface
#F6FBEE
border
#D0D4C9
text
#12150A
muted
#81837C

Preview Lab

Preview with #91CB3B

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

Preview Lab → · Contrast checker → · Palette generator →

#91CB3B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva