#99E463#99E463

#99E463 is a very light, vivid yellow-green. Relative luminance 0.632; OKLCH L 84.3% C 0.179 H 134.0°. Best body text is #000000 at 13.63:1 contrast (WCAG AA passes).

Color values

HEX	#99E463
RGB	rgb(153, 228, 99)
HSL	hsl(95, 70%, 64%)
HSV	hsv(95, 57%, 89%)
CMYK	cmyk(32.9%, 0%, 56.6%, 10.6%)
CIE-LAB	lab(83.53, -44.76, 54.74)
CIE-LCH	lch(83.53, 70.71, 129.28°)
OKLab	oklab(84.27% -0.1243 0.1286)
OKLCH	oklch(84.27% 0.179 134)
XYZ	xyz(43.1316, 63.1583, 21.7202)
Luminance	0.6316 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99E463 #AE63E4

analogous

#D9E463 #99E463 #63E46E

triadic

#99E463 #6399E4 #E46399

tetradic

#99E463 #63D9E4 #AE63E4 #E46E63

square

#99E463 #63D9E4 #AE63E4 #E46E63

split-complementary

#99E463 #6E63E4 #E463D9

monochromatic

#5BAE1E #77DB2F #99E463 #BBED97 #DDF6CB

Accessibility & contrast

On white

1.54

#99E463 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.63

#99E463 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99E463

13.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99E463	#FFFFFF	#000000	##000000
##99E463	1.00	1.54	13.63	13.63
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.63	21.00	1.00	1.00
##000000	13.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD456

Deuteranopia (green-blind)

#E1CE6C

Tritanopia (blue-blind)

#99DCC8

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #99e463;
/* rgb */ color: rgb(153, 228, 99);
/* oklch */ color: oklch(84.3% 0.179 134.0);

Tailwind

colors: {
  custom: {
    50: '#bbed93',
    500: '#99e463',
    950: '#000000',
  },
}

SCSS

$custom: #99e463;
$custom-light: #bbed93;
$custom-dark: #000000;

JSON

{
  "hex": "#99e463",
  "rgb": {
    "r": 153,
    "g": 228,
    "b": 99
  },
  "hsl": {
    "h": 94.884,
    "s": 70.492,
    "l": 64.118
  },
  "oklch": {
    "l": 0.84272,
    "c": 0.17885,
    "h": 134
  },
  "luminance": 0.6316
}

Semantic roles & 50–950 ramp

primary

#99E463

secondary

#7F3CB0

accent

#13D382

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#12160D

muted

#82857F

Preview Lab

Preview with #99E463

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

Preview Lab → · Contrast checker → · Palette generator →