#91EF5A#91EF5A

#91EF5A is a very light, highly saturated yellow-green. Relative luminance 0.685; OKLCH L 86.4% C 0.204 H 135.8°. Best body text is #000000 at 14.70:1 contrast (WCAG AA passes).

Color values

HEX	#91EF5A
RGB	rgb(145, 239, 90)
HSL	hsl(98, 82%, 65%)
HSV	hsv(98, 62%, 94%)
CMYK	cmyk(39.3%, 0%, 62.3%, 6.3%)
CIE-LAB	lab(86.25, -52.81, 61.57)
CIE-LCH	lch(86.25, 81.11, 130.62°)
OKLab	oklab(86.36% -0.1465 0.1424)
OKLCH	oklch(86.36% 0.204 135.8)
XYZ	xyz(44.3879, 68.4886, 20.5517)
Luminance	0.6849 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91EF5A #B85AEF

analogous

#DCEF5A #91EF5A #5AEF6E

triadic

#91EF5A #5A91EF #EF5A91

tetradic

#91EF5A #5ADCEF #B85AEF #EF6E5A

square

#91EF5A #5ADCEF #B85AEF #EF6E5A

split-complementary

#91EF5A #6E5AEF #EF5ADC

monochromatic

#51BC12 #6CEA22 #91EF5A #B6F492 #DBFACA

Accessibility & contrast

On white

1.43

#91EF5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.70

#91EF5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91EF5A

14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91EF5A	#FFFFFF	#000000	##000000
##91EF5A	1.00	1.43	14.70	14.70
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.70	21.00	1.00	1.00
##000000	14.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DD48

Deuteranopia (green-blind)

#EAD566

Tritanopia (blue-blind)

#8EE7D0

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #91ef5a;
/* rgb */ color: rgb(145, 239, 90);
/* oklch */ color: oklch(86.4% 0.204 135.8);

Tailwind

colors: {
  custom: {
    50: '#b7f58e',
    500: '#91ef5a',
    950: '#000000',
  },
}

SCSS

$custom: #91ef5a;
$custom-light: #b7f58e;
$custom-dark: #000000;

JSON

{
  "hex": "#91ef5a",
  "rgb": {
    "r": 145,
    "g": 239,
    "b": 90
  },
  "hsl": {
    "h": 97.852,
    "s": 82.32,
    "l": 64.51
  },
  "oklch": {
    "l": 0.86364,
    "c": 0.2043,
    "h": 135.8
  },
  "luminance": 0.68491
}

Semantic roles & 50–950 ramp

primary

#91EF5A

secondary

#8832BB

accent

#07DF8F

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #91EF5A

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

Preview Lab → · Contrast checker → · Palette generator →