#91FC5A#91FC5A

#91FC5A is a very light, highly saturated yellow-green. Relative luminance 0.764; OKLCH L 89.5% C 0.220 H 136.7°. Best body text is #000000 at 16.28:1 contrast (WCAG AA passes).

Color values

HEX	#91FC5A
RGB	rgb(145, 252, 90)
HSL	hsl(100, 96%, 67%)
HSV	hsv(100, 64%, 99%)
CMYK	cmyk(42.5%, 0%, 64.3%, 1.2%)
CIE-LAB	lab(90.03, -57.95, 65.70)
CIE-LCH	lch(90.03, 87.60, 131.42°)
OKLab	oklab(89.46% -0.1605 0.1511)
OKLCH	oklch(89.46% 0.22 136.7)
XYZ	xyz(48.3316, 76.3759, 21.8662)
Luminance	0.7638 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91FC5A #C55AFC

analogous

#E2FC5A #91FC5A #5AFC74

triadic

#91FC5A #5A91FC #FC5A91

tetradic

#91FC5A #5AE2FC #C55AFC #FC745A

square

#91FC5A #5AE2FC #C55AFC #FC745A

split-complementary

#91FC5A #745AFC #FC5AE2

monochromatic

#4CD804 #69FB1E #91FC5A #B9FD96 #E1FED2

Accessibility & contrast

On white

1.29

#91FC5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.28

#91FC5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91FC5A

16.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91FC5A	#FFFFFF	#000000	##000000
##91FC5A	1.00	1.29	16.28	16.28
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.28	21.00	1.00	1.00
##000000	16.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE845

Deuteranopia (green-blind)

#F6DF68

Tritanopia (blue-blind)

#8CF3DB

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #91fc5a;
/* rgb */ color: rgb(145, 252, 90);
/* oklch */ color: oklch(89.5% 0.220 136.7);

Tailwind

colors: {
  custom: {
    50: '#b8fe8f',
    500: '#91fc5a',
    950: '#000000',
  },
}

SCSS

$custom: #91fc5a;
$custom-light: #b8fe8f;
$custom-dark: #000000;

JSON

{
  "hex": "#91fc5a",
  "rgb": {
    "r": 145,
    "g": 252,
    "b": 90
  },
  "hsl": {
    "h": 99.63,
    "s": 96.429,
    "l": 67.059
  },
  "oklch": {
    "l": 0.8946,
    "c": 0.22046,
    "h": 136.7
  },
  "luminance": 0.76379
}

Semantic roles & 50–950 ramp

primary

#91FC5A

secondary

#9829D2

accent

#00E698

background

#FDFFFC

surface

#F9FFF4

border

#D2D7CE

text

#12180D

muted

#82867F

Preview Lab

Preview with #91FC5A

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

Preview Lab → · Contrast checker → · Palette generator →