#99D343#99D343

#99D343 is a light, vivid yellow-green. Relative luminance 0.538; OKLCH L 80.0% C 0.181 H 128.9°. Best body text is #000000 at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#99D343
RGB	rgb(153, 211, 67)
HSL	hsl(84, 62%, 55%)
HSV	hsv(84, 68%, 83%)
CMYK	cmyk(27.5%, 0%, 68.2%, 17.3%)
CIE-LAB	lab(78.32, -40.03, 62.38)
CIE-LCH	lch(78.32, 74.12, 122.69°)
OKLab	oklab(79.96% -0.1138 0.1412)
OKLCH	oklch(79.96% 0.181 128.9)
XYZ	xyz(37.4441, 53.7652, 13.7140)
Luminance	0.5377 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99D343 #7D43D3

analogous

#D3C543 #99D343 #51D343

triadic

#99D343 #4399D3 #D34399

tetradic

#99D343 #43D3C5 #7D43D3 #D34351

square

#99D343 #43D3C5 #7D43D3 #D34351

split-complementary

#99D343 #4351D3 #C543D3

monochromatic

#577E1E #79B029 #99D343 #B4DF75 #CFEAA6

Accessibility & contrast

On white

1.79

#99D343 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.75

#99D343 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99D343

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99D343	#FFFFFF	#000000	##000000
##99D343	1.00	1.79	11.75	11.75
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.75	21.00	1.00	1.00
##000000	11.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC42D

Deuteranopia (green-blind)

#D5C04F

Tritanopia (blue-blind)

#9ECAB6

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #99d343;
/* rgb */ color: rgb(153, 211, 67);
/* oklch */ color: oklch(80.0% 0.181 128.9);

Tailwind

colors: {
  custom: {
    50: '#bbe07f',
    500: '#99d343',
    950: '#000000',
  },
}

SCSS

$custom: #99d343;
$custom-light: #bbe07f;
$custom-dark: #000000;

JSON

{
  "hex": "#99d343",
  "rgb": {
    "r": 153,
    "g": 211,
    "b": 67
  },
  "hsl": {
    "h": 84.167,
    "s": 62.069,
    "l": 54.51
  },
  "oklch": {
    "l": 0.79956,
    "c": 0.18135,
    "h": 128.9
  },
  "luminance": 0.53766
}

Semantic roles & 50–950 ramp

primary

#99D343

secondary

#553586

accent

#43E584

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150B

muted

#82847E

Preview Lab

Preview with #99D343

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

Preview Lab → · Contrast checker → · Palette generator →