#91EF5C#91EF5C

#91EF5C is a very light, highly saturated yellow-green. Relative luminance 0.685; OKLCH L 86.4% C 0.203 H 136.0°. Best body text is #000000 at 14.71:1 contrast (WCAG AA passes).

Color values

HEX	#91EF5C
RGB	rgb(145, 239, 92)
HSL	hsl(98, 82%, 65%)
HSV	hsv(98, 62%, 94%)
CMYK	cmyk(39.3%, 0%, 61.5%, 6.3%)
CIE-LAB	lab(86.27, -52.63, 60.76)
CIE-LCH	lch(86.27, 80.39, 130.90°)
OKLab	oklab(86.38% -0.1459 0.1409)
OKLCH	oklch(86.38% 0.203 136)
XYZ	xyz(44.4742, 68.5231, 21.0060)
Luminance	0.6853 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Grass Green

#9AF764

ΔE00 1.80

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91EF5C #BA5CEF

analogous

#DBEF5C #91EF5C #5CEF70

triadic

#91EF5C #5C91EF #EF5C91

tetradic

#91EF5C #5CDBEF #BA5CEF #EF705C

square

#91EF5C #5CDBEF #BA5CEF #EF705C

split-complementary

#91EF5C #705CEF #EF5CDB

monochromatic

#50BE13 #6BEA24 #91EF5C #B7F494 #DCFACB

Accessibility & contrast

On white

1.43

#91EF5C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.71

#91EF5C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91EF5C

14.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91EF5C	#FFFFFF	#000000	##000000
##91EF5C	1.00	1.43	14.71	14.71
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.71	21.00	1.00	1.00
##000000	14.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DD4B

Deuteranopia (green-blind)

#EAD568

Tritanopia (blue-blind)

#8EE7D0

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #91ef5c;
/* rgb */ color: rgb(145, 239, 92);
/* oklch */ color: oklch(86.4% 0.203 136.0);

Tailwind

colors: {
  custom: {
    50: '#b7f590',
    500: '#91ef5c',
    950: '#000000',
  },
}

SCSS

$custom: #91ef5c;
$custom-light: #b7f590;
$custom-dark: #000000;

JSON

{
  "hex": "#91ef5c",
  "rgb": {
    "r": 145,
    "g": 239,
    "b": 92
  },
  "hsl": {
    "h": 98.367,
    "s": 82.123,
    "l": 64.902
  },
  "oklch": {
    "l": 0.86384,
    "c": 0.20281,
    "h": 136
  },
  "luminance": 0.68525
}

Semantic roles & 50–950 ramp

primary

#91EF5C

secondary

#8B33BC

accent

#07DF91

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #91EF5C

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

Preview Lab → · Contrast checker → · Palette generator →