#99D33D#99D33D

#99D33D is a light, vivid yellow-green. Relative luminance 0.537; OKLCH L 79.9% C 0.185 H 128.5°. Best body text is #000000 at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#99D33D
RGB	rgb(153, 211, 61)
HSL	hsl(83, 63%, 53%)
HSV	hsv(83, 71%, 83%)
CMYK	cmyk(27.5%, 0%, 71.1%, 17.3%)
CIE-LAB	lab(78.28, -40.42, 64.55)
CIE-LCH	lch(78.28, 76.16, 122.05°)
OKLab	oklab(79.91% -0.1154 0.1449)
OKLCH	oklch(79.91% 0.185 128.5)
XYZ	xyz(37.2734, 53.6968, 12.8147)
Luminance	0.5370 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99D33D #773DD3

analogous

#D3C23D #99D33D #4ED33D

triadic

#99D33D #3D99D3 #D33D99

tetradic

#99D33D #3DD3C2 #773DD3 #D33D4E

square

#99D33D #3DD3C2 #773DD3 #D33D4E

split-complementary

#99D33D #3D4ED3 #C23DD3

monochromatic

#557A1C #78AC27 #99D33D #B3DE6F #CDEAA1

Accessibility & contrast

On white

1.79

#99D33D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.74

#99D33D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99D33D

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99D33D	#FFFFFF	#000000	##000000
##99D33D	1.00	1.79	11.74	11.74
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.74	21.00	1.00	1.00
##000000	11.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC423

Deuteranopia (green-blind)

#D5C04B

Tritanopia (blue-blind)

#9ECAB6

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #99d33d;
/* rgb */ color: rgb(153, 211, 61);
/* oklch */ color: oklch(79.9% 0.185 128.5);

Tailwind

colors: {
  custom: {
    50: '#bbe07c',
    500: '#99d33d',
    950: '#000000',
  },
}

SCSS

$custom: #99d33d;
$custom-light: #bbe07c;
$custom-dark: #000000;

JSON

{
  "hex": "#99d33d",
  "rgb": {
    "r": 153,
    "g": 211,
    "b": 61
  },
  "hsl": {
    "h": 83.2,
    "s": 63.025,
    "l": 53.333
  },
  "oklch": {
    "l": 0.79911,
    "c": 0.1852,
    "h": 128.5
  },
  "luminance": 0.53698
}

Semantic roles & 50–950 ramp

primary

#99D33D

secondary

#513282

accent

#42E681

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150A

muted

#82847D

Preview Lab

Preview with #99D33D

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

Preview Lab → · Contrast checker → · Palette generator →