#99CD55#99CD55

#99CD55 is a light, vivid yellow-green. Relative luminance 0.511; OKLCH L 78.7% C 0.160 H 129.2°. Best body text is #000000 at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#99CD55
RGB	rgb(153, 205, 85)
HSL	hsl(86, 55%, 57%)
HSV	hsv(86, 59%, 80%)
CMYK	cmyk(25.4%, 0%, 58.5%, 19.6%)
CIE-LAB	lab(76.73, -35.93, 53.20)
CIE-LCH	lch(76.73, 64.20, 124.03°)
OKLab	oklab(78.71% -0.101 0.124)
OKLCH	oklch(78.71% 0.16 129.2)
XYZ	xyz(36.6077, 51.0900, 16.5252)
Luminance	0.5109 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CD55 #8955CD

analogous

#CDC555 #99CD55 #5DCD55

triadic

#99CD55 #5599CD #CD5599

tetradic

#99CD55 #55CDC5 #8955CD #CD555D

square

#99CD55 #55CDC5 #8955CD #CD555D

split-complementary

#99CD55 #555DCD #C555CD

monochromatic

#5A8226 #7BB134 #99CD55 #B5DB84 #D2E9B4

Accessibility & contrast

On white

1.87

#99CD55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.22

#99CD55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CD55

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CD55	#FFFFFF	#000000	##000000
##99CD55	1.00	1.87	11.22	11.22
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.22	21.00	1.00	1.00
##000000	11.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6C048

Deuteranopia (green-blind)

#CFBC5D

Tritanopia (blue-blind)

#9DC5B3

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #99cd55;
/* rgb */ color: rgb(153, 205, 85);
/* oklch */ color: oklch(78.7% 0.160 129.2);

Tailwind

colors: {
  custom: {
    50: '#badc89',
    500: '#99cd55',
    950: '#000000',
  },
}

SCSS

$custom: #99cd55;
$custom-light: #badc89;
$custom-dark: #000000;

JSON

{
  "hex": "#99cd55",
  "rgb": {
    "r": 153,
    "g": 205,
    "b": 85
  },
  "hsl": {
    "h": 86,
    "s": 54.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.78714,
    "c": 0.15992,
    "h": 129.2
  },
  "luminance": 0.51091
}

Semantic roles & 50–950 ramp

primary

#99CD55

secondary

#5E3D89

accent

#4ADE8A

background

#FDFEFC

surface

#F8FCF4

border

#D1D5CE

text

#12150C

muted

#82847F

Preview Lab

Preview with #99CD55

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

Preview Lab → · Contrast checker → · Palette generator →