#99D33C#99D33C

#99D33C is a light, vivid yellow-green. Relative luminance 0.537; OKLCH L 79.9% C 0.186 H 128.5°. Best body text is #000000 at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#99D33C
RGB	rgb(153, 211, 60)
HSL	hsl(83, 63%, 53%)
HSV	hsv(83, 72%, 83%)
CMYK	cmyk(27.5%, 0%, 71.6%, 17.3%)
CIE-LAB	lab(78.28, -40.48, 64.90)
CIE-LCH	lch(78.28, 76.49, 121.95°)
OKLab	oklab(79.9% -0.1156 0.1455)
OKLCH	oklch(79.9% 0.186 128.5)
XYZ	xyz(37.2467, 53.6862, 12.6742)
Luminance	0.5369 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99D33C #763CD3

analogous

#D3C13C #99D33C #4DD33C

triadic

#99D33C #3C99D3 #D33C99

tetradic

#99D33C #3CD3C1 #763CD3 #D33C4D

square

#99D33C #3CD3C1 #763CD3 #D33C4D

split-complementary

#99D33C #3C4DD3 #C13CD3

monochromatic

#55791B #78AB27 #99D33C #B3DE6E #CDEAA0

Accessibility & contrast

On white

1.79

#99D33C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.74

#99D33C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99D33C

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99D33C	#FFFFFF	#000000	##000000
##99D33C	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)

#DDC421

Deuteranopia (green-blind)

#D5C04A

Tritanopia (blue-blind)

#9ECAB6

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #99d33c;
/* rgb */ color: rgb(153, 211, 60);
/* oklch */ color: oklch(79.9% 0.186 128.5);

Tailwind

colors: {
  custom: {
    50: '#bbe07b',
    500: '#99d33c',
    950: '#000000',
  },
}

SCSS

$custom: #99d33c;
$custom-light: #bbe07b;
$custom-dark: #000000;

JSON

{
  "hex": "#99d33c",
  "rgb": {
    "r": 153,
    "g": 211,
    "b": 60
  },
  "hsl": {
    "h": 83.046,
    "s": 63.18,
    "l": 53.137
  },
  "oklch": {
    "l": 0.79904,
    "c": 0.18581,
    "h": 128.5
  },
  "luminance": 0.53687
}

Semantic roles & 50–950 ramp

primary

#99D33C

secondary

#503281

accent

#42E681

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150A

muted

#82847D

Preview Lab

Preview with #99D33C

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

Preview Lab → · Contrast checker → · Palette generator →