#99D443#99D443

#99D443 is a light, vivid yellow-green. Relative luminance 0.543; OKLCH L 80.2% C 0.183 H 129.1°. Best body text is #000000 at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#99D443
RGB	rgb(153, 212, 67)
HSL	hsl(84, 63%, 55%)
HSV	hsv(84, 68%, 83%)
CMYK	cmyk(27.8%, 0%, 68.4%, 16.9%)
CIE-LAB	lab(78.62, -40.48, 62.67)
CIE-LCH	lch(78.62, 74.61, 122.85°)
OKLab	oklab(80.19% -0.115 0.1418)
OKLCH	oklch(80.19% 0.183 129.1)
XYZ	xyz(37.6933, 54.2636, 13.7971)
Luminance	0.5426 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99D443 #7E43D4

analogous

#D4C743 #99D443 #50D443

triadic

#99D443 #4399D4 #D44399

tetradic

#99D443 #43D4C7 #7E43D4 #D44350

square

#99D443 #43D4C7 #7E43D4 #D44350

split-complementary

#99D443 #4350D4 #C743D4

monochromatic

#577F1D #7AB129 #99D443 #B4DF75 #CFEBA7

Accessibility & contrast

On white

1.77

#99D443 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.85

#99D443 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99D443

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99D443	#FFFFFF	#000000	##000000
##99D443	1.00	1.77	11.85	11.85
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.85	21.00	1.00	1.00
##000000	11.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC52D

Deuteranopia (green-blind)

#D6C14F

Tritanopia (blue-blind)

#9DCBB7

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #99d443;
/* rgb */ color: rgb(153, 212, 67);
/* oklch */ color: oklch(80.2% 0.183 129.1);

Tailwind

colors: {
  custom: {
    50: '#bbe17f',
    500: '#99d443',
    950: '#000000',
  },
}

SCSS

$custom: #99d443;
$custom-light: #bbe17f;
$custom-dark: #000000;

JSON

{
  "hex": "#99d443",
  "rgb": {
    "r": 153,
    "g": 212,
    "b": 67
  },
  "hsl": {
    "h": 84.414,
    "s": 62.771,
    "l": 54.706
  },
  "oklch": {
    "l": 0.80192,
    "c": 0.1826,
    "h": 129.1
  },
  "luminance": 0.54265
}

Semantic roles & 50–950 ramp

primary

#99D443

secondary

#563487

accent

#42E685

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150B

muted

#82847E

Preview Lab

Preview with #99D443

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

Preview Lab → · Contrast checker → · Palette generator →