#99EB63#99EB63

#99EB63 is a very light, vivid yellow-green. Relative luminance 0.671; OKLCH L 85.9% C 0.188 H 134.7°. Best body text is #000000 at 14.42:1 contrast (WCAG AA passes).

Color values

HEX	#99EB63
RGB	rgb(153, 235, 99)
HSL	hsl(96, 77%, 65%)
HSV	hsv(96, 58%, 92%)
CMYK	cmyk(34.9%, 0%, 57.9%, 7.8%)
CIE-LAB	lab(85.55, -47.73, 57.06)
CIE-LCH	lch(85.55, 74.39, 129.91°)
OKLab	oklab(85.92% -0.1324 0.1336)
OKLCH	oklch(85.92% 0.188 134.7)
XYZ	xyz(45.0964, 67.0879, 22.3751)
Luminance	0.6709 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Grass Green

#9AF764

ΔE00 2.63

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99EB63 #B563EB

analogous

#DDEB63 #99EB63 #63EB71

triadic

#99EB63 #6399EB #EB6399

tetradic

#99EB63 #63DDEB #B563EB #EB7163

square

#99EB63 #63DDEB #B563EB #EB7163

split-complementary

#99EB63 #7163EB #EB63DD

monochromatic

#59BC18 #76E42D #99EB63 #BCF299 #E0F9CF

Accessibility & contrast

On white

1.46

#99EB63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.42

#99EB63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99EB63

14.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99EB63	#FFFFFF	#000000	##000000
##99EB63	1.00	1.46	14.42	14.42
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.42	21.00	1.00	1.00
##000000	14.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DA55

Deuteranopia (green-blind)

#E8D36D

Tritanopia (blue-blind)

#98E3CD

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #99eb63;
/* rgb */ color: rgb(153, 235, 99);
/* oklch */ color: oklch(85.9% 0.188 134.7);

Tailwind

colors: {
  custom: {
    50: '#bbf294',
    500: '#99eb63',
    950: '#000000',
  },
}

SCSS

$custom: #99eb63;
$custom-light: #bbf294;
$custom-dark: #000000;

JSON

{
  "hex": "#99eb63",
  "rgb": {
    "r": 153,
    "g": 235,
    "b": 99
  },
  "hsl": {
    "h": 96.176,
    "s": 77.273,
    "l": 65.49
  },
  "oklch": {
    "l": 0.85919,
    "c": 0.18813,
    "h": 134.7
  },
  "luminance": 0.6709
}

Semantic roles & 50–950 ramp

primary

#99EB63

secondary

#8738BB

accent

#0CDA88

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #99EB63

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

Preview Lab → · Contrast checker → · Palette generator →