#91D551#91D551

#91D551 is a light, vivid yellow-green. Relative luminance 0.542; OKLCH L 80.1% C 0.178 H 132.3°. Best body text is #000000 at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#91D551
RGB	rgb(145, 213, 81)
HSL	hsl(91, 61%, 58%)
HSV	hsv(91, 62%, 84%)
CMYK	cmyk(31.9%, 0%, 62%, 16.5%)
CIE-LAB	lab(78.58, -42.73, 56.88)
CIE-LCH	lch(78.58, 71.14, 126.92°)
OKLab	oklab(80.08% -0.1196 0.1315)
OKLCH	oklch(80.08% 0.178 132.3)
XYZ	xyz(36.9560, 54.2010, 16.2977)
Luminance	0.5420 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91D551 #9551D5

analogous

#D3D551 #91D551 #51D553

triadic

#91D551 #5191D5 #D55191

tetradic

#91D551 #51D3D5 #9551D5 #D55351

square

#91D551 #51D3D5 #9551D5 #D55351

split-complementary

#91D551 #5351D5 #D551D3

monochromatic

#548A21 #72BC2D #91D551 #B0E182 #CFEDB4

Accessibility & contrast

On white

1.77

#91D551 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.84

#91D551 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91D551

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91D551	#FFFFFF	#000000	##000000
##91D551	1.00	1.77	11.84	11.84
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.84	21.00	1.00	1.00
##000000	11.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC641

Deuteranopia (green-blind)

#D4C15B

Tritanopia (blue-blind)

#93CDB9

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #91d551;
/* rgb */ color: rgb(145, 213, 81);
/* oklch */ color: oklch(80.1% 0.178 132.3);

Tailwind

colors: {
  custom: {
    50: '#b5e287',
    500: '#91d551',
    950: '#000000',
  },
}

SCSS

$custom: #91d551;
$custom-light: #b5e287;
$custom-dark: #000000;

JSON

{
  "hex": "#91d551",
  "rgb": {
    "r": 145,
    "g": 213,
    "b": 81
  },
  "hsl": {
    "h": 90.909,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.80082,
    "c": 0.17773,
    "h": 132.3
  },
  "luminance": 0.54202
}

Semantic roles & 50–950 ramp

primary

#91D551

secondary

#663A90

accent

#44E496

background

#FDFEFC

surface

#F8FCF3

border

#D1D5CD

text

#12150C

muted

#82847F

Preview Lab

Preview with #91D551

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

Preview Lab → · Contrast checker → · Palette generator →