#99D33F#99D33F

#99D33F is a light, vivid yellow-green. Relative luminance 0.537; OKLCH L 79.9% C 0.184 H 128.6°. Best body text is #000000 at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#99D33F
RGB	rgb(153, 211, 63)
HSL	hsl(84, 63%, 54%)
HSV	hsv(84, 70%, 83%)
CMYK	cmyk(27.5%, 0%, 70.1%, 17.3%)
CIE-LAB	lab(78.30, -40.30, 63.84)
CIE-LCH	lch(78.30, 75.49, 122.26°)
OKLab	oklab(79.93% -0.1149 0.1437)
OKLCH	oklch(79.93% 0.184 128.6)
XYZ	xyz(37.3283, 53.7188, 13.1037)
Luminance	0.5372 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99D33F #793FD3

analogous

#D3C33F #99D33F #4FD33F

triadic

#99D33F #3F99D3 #D33F99

tetradic

#99D33F #3FD3C3 #793FD3 #D33F4F

square

#99D33F #3FD3C3 #793FD3 #D33F4F

split-complementary

#99D33F #3F4FD3 #C33FD3

monochromatic

#567B1C #79AD28 #99D33F #B3DE71 #CEEAA3

Accessibility & contrast

On white

1.79

#99D33F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.74

#99D33F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99D33F

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99D33F	#FFFFFF	#000000	##000000
##99D33F	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)

#DDC426

Deuteranopia (green-blind)

#D5C04C

Tritanopia (blue-blind)

#9ECAB6

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #99d33f;
/* rgb */ color: rgb(153, 211, 63);
/* oklch */ color: oklch(79.9% 0.184 128.6);

Tailwind

colors: {
  custom: {
    50: '#bbe07d',
    500: '#99d33f',
    950: '#000000',
  },
}

SCSS

$custom: #99d33f;
$custom-light: #bbe07d;
$custom-dark: #000000;

JSON

{
  "hex": "#99d33f",
  "rgb": {
    "r": 153,
    "g": 211,
    "b": 63
  },
  "hsl": {
    "h": 83.514,
    "s": 62.712,
    "l": 53.725
  },
  "oklch": {
    "l": 0.79926,
    "c": 0.18395,
    "h": 128.6
  },
  "luminance": 0.5372
}

Semantic roles & 50–950 ramp

primary

#99D33F

secondary

#523383

accent

#42E682

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150A

muted

#82847D

Preview Lab

Preview with #99D33F

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

Preview Lab → · Contrast checker → · Palette generator →