#9EF55B#9EF55B

#9EF55B is a very light, highly saturated yellow-green. Relative luminance 0.733; OKLCH L 88.5% C 0.205 H 134.0°. Best body text is #000000 at 15.67:1 contrast (WCAG AA passes).

Color values

HEX	#9EF55B
RGB	rgb(158, 245, 91)
HSL	hsl(94, 89%, 66%)
HSV	hsv(94, 63%, 96%)
CMYK	cmyk(35.5%, 0%, 62.9%, 3.9%)
CIE-LAB	lab(88.60, -50.94, 63.91)
CIE-LCH	lch(88.60, 81.73, 128.56°)
OKLab	oklab(88.45% -0.1421 0.1473)
OKLCH	oklch(88.45% 0.205 134)
XYZ	xyz(48.6404, 73.3271, 21.4862)
Luminance	0.7333 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Grass Green

#9AF764

ΔE00 1.31

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9EF55B #B25BF5

analogous

#EBF55B #9EF55B #5BF565

triadic

#9EF55B #5B9EF5 #F55B9E

tetradic

#9EF55B #5BEBF5 #B25BF5 #F5655B

square

#9EF55B #5BEBF5 #B25BF5 #F5655B

split-complementary

#9EF55B #655BF5 #F55BEB

monochromatic

#5FC90C #7CF121 #9EF55B #C0F995 #E2FCCE

Accessibility & contrast

On white

1.34

#9EF55B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.67

#9EF55B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9EF55B

15.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9EF55B	#FFFFFF	#000000	##000000
##9EF55B	1.00	1.34	15.67	15.67
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.67	21.00	1.00	1.00
##000000	15.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE348

Deuteranopia (green-blind)

#F2DC67

Tritanopia (blue-blind)

#9EECD5

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #9ef55b;
/* rgb */ color: rgb(158, 245, 91);
/* oklch */ color: oklch(88.5% 0.205 134.0);

Tailwind

colors: {
  custom: {
    50: '#c0f98f',
    500: '#9ef55b',
    950: '#000000',
  },
}

SCSS

$custom: #9ef55b;
$custom-light: #c0f98f;
$custom-dark: #000000;

JSON

{
  "hex": "#9ef55b",
  "rgb": {
    "r": 158,
    "g": 245,
    "b": 91
  },
  "hsl": {
    "h": 93.896,
    "s": 88.506,
    "l": 65.882
  },
  "oklch": {
    "l": 0.88452,
    "c": 0.20468,
    "h": 134
  },
  "luminance": 0.73329
}

Semantic roles & 50–950 ramp

primary

#9EF55B

secondary

#842EC6

accent

#00E582

background

#FDFFFC

surface

#F9FFF4

border

#D2D7CE

text

#13170D

muted

#82857F

Preview Lab

Preview with #9EF55B

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

Preview Lab → · Contrast checker → · Palette generator →