#9CE55B#9CE55B

#9CE55B is a very light, vivid yellow-green. Relative luminance 0.639; OKLCH L 84.6% C 0.185 H 132.6°. Best body text is #000000 at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#9CE55B
RGB	rgb(156, 229, 91)
HSL	hsl(92, 73%, 63%)
HSV	hsv(92, 60%, 90%)
CMYK	cmyk(31.9%, 0%, 60.3%, 10.2%)
CIE-LAB	lab(83.89, -44.91, 58.68)
CIE-LCH	lch(83.89, 73.90, 127.42°)
OKLab	oklab(84.59% -0.1254 0.1363)
OKLCH	oklch(84.59% 0.185 132.6)
XYZ	xyz(43.6173, 63.8603, 19.9236)
Luminance	0.6386 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9CE55B #A45BE5

analogous

#E1E55B #9CE55B #5BE55F

triadic

#9CE55B #5B9CE5 #E55B9C

tetradic

#9CE55B #5BE1E5 #A45BE5 #E55F5B

square

#9CE55B #5BE1E5 #A45BE5 #E55F5B

split-complementary

#9CE55B #5F5BE5 #E55BE1

monochromatic

#5FAB1B #7CDD26 #9CE55B #BCED90 #DCF6C5

Accessibility & contrast

On white

1.52

#9CE55B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.77

#9CE55B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9CE55B

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9CE55B	#FFFFFF	#000000	##000000
##9CE55B	1.00	1.52	13.77	13.77
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.77	21.00	1.00	1.00
##000000	13.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED54B

Deuteranopia (green-blind)

#E4CF65

Tritanopia (blue-blind)

#9DDCC8

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #9ce55b;
/* rgb */ color: rgb(156, 229, 91);
/* oklch */ color: oklch(84.6% 0.185 132.6);

Tailwind

colors: {
  custom: {
    50: '#bded8e',
    500: '#9ce55b',
    950: '#000000',
  },
}

SCSS

$custom: #9ce55b;
$custom-light: #bded8e;
$custom-dark: #000000;

JSON

{
  "hex": "#9ce55b",
  "rgb": {
    "r": 156,
    "g": 229,
    "b": 91
  },
  "hsl": {
    "h": 91.739,
    "s": 72.632,
    "l": 62.745
  },
  "oklch": {
    "l": 0.84588,
    "c": 0.18521,
    "h": 132.6
  },
  "luminance": 0.63862
}

Semantic roles & 50–950 ramp

primary

#9CE55B

secondary

#7538AC

accent

#11D578

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#12160D

muted

#82857F

Preview Lab

Preview with #9CE55B

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

Preview Lab → · Contrast checker → · Palette generator →