#91D440#91D440

#91D440 is a light, vivid yellow-green. Relative luminance 0.535; OKLCH L 79.7% C 0.189 H 130.9°. Best body text is #000000 at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#91D440
RGB	rgb(145, 212, 64)
HSL	hsl(87, 63%, 54%)
HSV	hsv(87, 70%, 83%)
CMYK	cmyk(31.6%, 0%, 69.8%, 16.9%)
CIE-LAB	lab(78.16, -43.59, 63.18)
CIE-LCH	lch(78.16, 76.76, 124.60°)
OKLab	oklab(79.7% -0.1233 0.1426)
OKLCH	oklch(79.7% 0.189 130.9)
XYZ	xyz(36.1457, 53.4757, 13.2669)
Luminance	0.5348 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91D440 #8340D4

analogous

#D4CD40 #91D440 #47D440

triadic

#91D440 #4091D4 #D44091

tetradic

#91D440 #40D4CD #8340D4 #D44047

square

#91D440 #40D4CD #8340D4 #D44047

split-complementary

#91D440 #4047D4 #CD40D4

monochromatic

#517D1C #72AF27 #91D440 #AEDF72 #CBEAA4

Accessibility & contrast

On white

1.80

#91D440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.70

#91D440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91D440

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91D440	#FFFFFF	#000000	##000000
##91D440	1.00	1.80	11.70	11.70
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.70	21.00	1.00	1.00
##000000	11.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC528

Deuteranopia (green-blind)

#D4C04D

Tritanopia (blue-blind)

#94CBB7

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #91d440;
/* rgb */ color: rgb(145, 212, 64);
/* oklch */ color: oklch(79.7% 0.189 130.9);

Tailwind

colors: {
  custom: {
    50: '#b6e17d',
    500: '#91d440',
    950: '#000000',
  },
}

SCSS

$custom: #91d440;
$custom-light: #b6e17d;
$custom-dark: #000000;

JSON

{
  "hex": "#91d440",
  "rgb": {
    "r": 145,
    "g": 212,
    "b": 64
  },
  "hsl": {
    "h": 87.162,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.79695,
    "c": 0.18851,
    "h": 130.9
  },
  "luminance": 0.53477
}

Semantic roles & 50–950 ramp

primary

#91D440

secondary

#583385

accent

#42E68C

background

#FDFEFB

surface

#F8FCF2

border

#D1D5CC

text

#12150A

muted

#82847D

Preview Lab

Preview with #91D440

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

Preview Lab → · Contrast checker → · Palette generator →