#91BF33#91BF33

#91BF33 is a light, vivid yellow-green. Relative luminance 0.435; OKLCH L 74.6% C 0.171 H 126.4°. Best body text is #000000 at 9.70:1 contrast (WCAG AA passes).

Color values

HEX#91BF33
RGBrgb(145, 191, 51)
HSLhsl(80, 58%, 47%)
HSVhsv(80, 73%, 75%)
CMYKcmyk(24.1%, 0%, 73.3%, 25.1%)
CIE-LABlab(71.91, -35.08, 61.62)
CIE-LCHlch(71.91, 70.91, 119.66°)
OKLaboklab(74.59% -0.1011 0.1374)
OKLCHoklch(74.59% 0.171 126.4)
XYZxyz(30.9055, 43.5199, 9.9032)
Luminance0.4352 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#91BF33 #6133BF
analogous
#BFA733 #91BF33 #4BBF33
triadic
#91BF33 #3391BF #BF3391
tetradic
#91BF33 #33BFA7 #6133BF #BF334B
square
#91BF33 #33BFA7 #6133BF #BF334B
split-complementary
#91BF33 #334BBF #A733BF
monochromatic
#485E19 #6C8F26 #91BF33 #ACD35C #C5E08C

Accessibility & contrast

On white

2.16
#91BF33 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.70
#91BF33 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91BF33
9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##91BF33#FFFFFF#000000##000000
##91BF331.002.169.709.70
#FFFFFF2.161.0021.0021.00
#0000009.7021.001.001.00
##0000009.7021.001.001.00

Color blindness preview

Protanopia (red-blind)
#C9B217
Deuteranopia (green-blind)
#C3AF40
Tritanopia (blue-blind)
#97B6A4
Achromatopsia (no color)
#B0B0B0

Design tokens & code

CSS
--color: #91bf33;
/* rgb */ color: rgb(145, 191, 51);
/* oklch */ color: oklch(74.6% 0.171 126.4);
Tailwind
colors: {
  custom: {
    50: '#b5d274',
    500: '#91bf33',
    950: '#000000',
  },
}
SCSS
$custom: #91bf33;
$custom-light: #b5d274;
$custom-dark: #000000;
JSON
{
  "hex": "#91bf33",
  "rgb": {
    "r": 145,
    "g": 191,
    "b": 51
  },
  "hsl": {
    "h": 79.714,
    "s": 57.851,
    "l": 47.451
  },
  "oklch": {
    "l": 0.74591,
    "c": 0.17058,
    "h": 126.4
  },
  "luminance": 0.4352
}

Semantic roles & 50–950 ramp

primary
#91BF33
secondary
#9B83CB
accent
#47E179
background
#FBFCF7
surface
#F6F9ED
border
#D0D2C8
text
#121409
muted
#81827B

Preview Lab

Preview with #91BF33

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

Preview Lab → · Contrast checker → · Palette generator →

#91BF33 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva