#91EF5D#91EF5D

#91EF5D is a very light, highly saturated yellow-green. Relative luminance 0.685; OKLCH L 86.4% C 0.202 H 136.1°. Best body text is #000000 at 14.71:1 contrast (WCAG AA passes).

Color values

HEX	#91EF5D
RGB	rgb(145, 239, 93)
HSL	hsl(99, 82%, 65%)
HSV	hsv(99, 61%, 94%)
CMYK	cmyk(39.3%, 0%, 61.1%, 6.3%)
CIE-LAB	lab(86.28, -52.54, 60.35)
CIE-LCH	lch(86.28, 80.02, 131.04°)
OKLab	oklab(86.39% -0.1456 0.1401)
OKLCH	oklch(86.39% 0.202 136.1)
XYZ	xyz(44.5182, 68.5407, 21.2378)
Luminance	0.6854 (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

#91EF5D #BB5DEF

analogous

#DAEF5D #91EF5D #5DEF72

triadic

#91EF5D #5D91EF #EF5D91

tetradic

#91EF5D #5DDAEF #BB5DEF #EF725D

square

#91EF5D #5DDAEF #BB5DEF #EF725D

split-complementary

#91EF5D #725DEF #EF5DDA

monochromatic

#50BF13 #6BE925 #91EF5D #B7F595 #DDFACC

Accessibility & contrast

On white

1.43

#91EF5D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.71

#91EF5D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91EF5D

14.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91EF5D	#FFFFFF	#000000	##000000
##91EF5D	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)

#F7DD4C

Deuteranopia (green-blind)

#EAD568

Tritanopia (blue-blind)

#8EE7D0

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #91ef5d;
/* rgb */ color: rgb(145, 239, 93);
/* oklch */ color: oklch(86.4% 0.202 136.1);

Tailwind

colors: {
  custom: {
    50: '#b7f590',
    500: '#91ef5d',
    950: '#000000',
  },
}

SCSS

$custom: #91ef5d;
$custom-light: #b7f590;
$custom-dark: #000000;

JSON

{
  "hex": "#91ef5d",
  "rgb": {
    "r": 145,
    "g": 239,
    "b": 93
  },
  "hsl": {
    "h": 98.63,
    "s": 82.022,
    "l": 65.098
  },
  "oklch": {
    "l": 0.86394,
    "c": 0.20206,
    "h": 136.1
  },
  "luminance": 0.68543
}

Semantic roles & 50–950 ramp

primary

#91EF5D

secondary

#8C33BD

accent

#07DE92

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #91EF5D

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

Preview Lab → · Contrast checker → · Palette generator →