#99D552#99D552

#99D552 is a light, vivid yellow-green. Relative luminance 0.550; OKLCH L 80.6% C 0.173 H 130.3°. Best body text is #000000 at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#99D552
RGB	rgb(153, 213, 82)
HSL	hsl(87, 61%, 58%)
HSV	hsv(87, 62%, 84%)
CMYK	cmyk(28.2%, 0%, 61.5%, 16.5%)
CIE-LAB	lab(79.02, -39.78, 57.07)
CIE-LCH	lch(79.02, 69.56, 124.88°)
OKLab	oklab(80.56% -0.1119 0.1319)
OKLCH	oklch(80.56% 0.173 130.3)
XYZ	xyz(38.4538, 54.9689, 16.5651)
Luminance	0.5497 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99D552 #8E52D5

analogous

#D5CF52 #99D552 #57D552

triadic

#99D552 #5299D5 #D55299

tetradic

#99D552 #52D5CF #8E52D5 #D55257

square

#99D552 #52D5CF #8E52D5 #D55257

split-complementary

#99D552 #5257D5 #CF52D5

monochromatic

#5B8B22 #7BBC2E #99D552 #B6E183 #D3EDB4

Accessibility & contrast

On white

1.75

#99D552 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.99

#99D552 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99D552

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99D552	#FFFFFF	#000000	##000000
##99D552	1.00	1.75	11.99	11.99
#FFFFFF	1.75	1.00	21.00	21.00
#000000	11.99	21.00	1.00	1.00
##000000	11.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC743

Deuteranopia (green-blind)

#D6C25C

Tritanopia (blue-blind)

#9CCCB9

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #99d552;
/* rgb */ color: rgb(153, 213, 82);
/* oklch */ color: oklch(80.6% 0.173 130.3);

Tailwind

colors: {
  custom: {
    50: '#bae288',
    500: '#99d552',
    950: '#000000',
  },
}

SCSS

$custom: #99d552;
$custom-light: #bae288;
$custom-dark: #000000;

JSON

{
  "hex": "#99d552",
  "rgb": {
    "r": 153,
    "g": 213,
    "b": 82
  },
  "hsl": {
    "h": 87.481,
    "s": 60.93,
    "l": 57.843
  },
  "oklch": {
    "l": 0.80562,
    "c": 0.17295,
    "h": 130.3
  },
  "luminance": 0.5497
}

Semantic roles & 50–950 ramp

primary

#99D552

secondary

#623A91

accent

#44E48D

background

#FDFEFC

surface

#F9FCF4

border

#D2D5CE

text

#12150C

muted

#82847F

Preview Lab

Preview with #99D552

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

Preview Lab → · Contrast checker → · Palette generator →