#99E03F#99E03F

#99E03F is a very light, vivid yellow-green. Relative luminance 0.604; OKLCH L 83.0% C 0.200 H 130.7°. Best body text is #000000 at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#99E03F
RGB	rgb(153, 224, 63)
HSL	hsl(86, 72%, 56%)
HSV	hsv(86, 72%, 88%)
CMYK	cmyk(31.7%, 0%, 71.9%, 12.2%)
CIE-LAB	lab(82.08, -45.91, 67.62)
CIE-LCH	lch(82.08, 81.73, 124.18°)
OKLab	oklab(83% -0.1302 0.1516)
OKLCH	oklch(83% 0.2 130.7)
XYZ	xyz(40.6894, 60.4411, 14.2241)
Luminance	0.6044 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99E03F #863FE0

analogous

#E0D73F #99E03F #49E03F

triadic

#99E03F #3F99E0 #E03F99

tetradic

#99E03F #3FE0D7 #863FE0 #E03F49

square

#99E03F #3FE0D7 #863FE0 #E03F49

split-complementary

#99E03F #3F49E0 #D73FE0

monochromatic

#598E17 #7BC21F #99E03F #B5E974 #D1F1A8

Accessibility & contrast

On white

1.60

#99E03F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.09

#99E03F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99E03F

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99E03F	#FFFFFF	#000000	##000000
##99E03F	1.00	1.60	13.09	13.09
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.09	21.00	1.00	1.00
##000000	13.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD021

Deuteranopia (green-blind)

#E0CA4E

Tritanopia (blue-blind)

#9CD7C1

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #99e03f;
/* rgb */ color: rgb(153, 224, 63);
/* oklch */ color: oklch(83.0% 0.200 130.7);

Tailwind

colors: {
  custom: {
    50: '#bcea7e',
    500: '#99e03f',
    950: '#000000',
  },
}

SCSS

$custom: #99e03f;
$custom-light: #bcea7e;
$custom-dark: #000000;

JSON

{
  "hex": "#99e03f",
  "rgb": {
    "r": 153,
    "g": 224,
    "b": 63
  },
  "hsl": {
    "h": 86.46,
    "s": 72.197,
    "l": 56.275
  },
  "oklch": {
    "l": 0.83001,
    "c": 0.19982,
    "h": 130.7
  },
  "luminance": 0.60442
}

Semantic roles & 50–950 ramp

primary

#99E03F

secondary

#5C3093

accent

#39EF89

background

#FDFEFB

surface

#F9FDF2

border

#D2D5CC

text

#12160B

muted

#82847E

Preview Lab

Preview with #99E03F

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

Preview Lab → · Contrast checker → · Palette generator →