#99CF55#99CF55

#99CF55 is a light, vivid yellow-green. Relative luminance 0.521; OKLCH L 79.2% C 0.163 H 129.5°. Best body text is #000000 at 11.41:1 contrast (WCAG AA passes).

Color values

HEX#99CF55
RGBrgb(153, 207, 85)
HSLhsl(87, 56%, 57%)
HSVhsv(87, 59%, 81%)
CMYKcmyk(26.1%, 0%, 58.9%, 18.8%)
CIE-LABlab(77.31, -36.83, 53.86)
CIE-LCHlch(77.31, 65.25, 124.37°)
OKLaboklab(79.18% -0.1035 0.1254)
OKLCHoklch(79.18% 0.163 129.5)
XYZxyz(37.0891, 52.0529, 16.6857)
Luminance0.5205 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#99CF55 #8B55CF
analogous
#CFC855 #99CF55 #5CCF55
triadic
#99CF55 #5599CF #CF5599
tetradic
#99CF55 #55CFC8 #8B55CF #CF555C
square
#99CF55 #55CFC8 #8B55CF #CF555C
split-complementary
#99CF55 #555CCF #C855CF
monochromatic
#5A8425 #7BB433 #99CF55 #B6DC85 #D2EAB4

Accessibility & contrast

On white

1.84
#99CF55 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.41
#99CF55 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CF55
11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##99CF55#FFFFFF#000000##000000
##99CF551.001.8411.4111.41
#FFFFFF1.841.0021.0021.00
#00000011.4121.001.001.00
##00000011.4121.001.001.00

Color blindness preview

Protanopia (red-blind)
#D8C148
Deuteranopia (green-blind)
#D0BE5E
Tritanopia (blue-blind)
#9DC7B5
Achromatopsia (no color)
#BFBFBF

Design tokens & code

CSS
--color: #99cf55;
/* rgb */ color: rgb(153, 207, 85);
/* oklch */ color: oklch(79.2% 0.163 129.5);
Tailwind
colors: {
  custom: {
    50: '#bade89',
    500: '#99cf55',
    950: '#000000',
  },
}
SCSS
$custom: #99cf55;
$custom-light: #bade89;
$custom-dark: #000000;
JSON
{
  "hex": "#99cf55",
  "rgb": {
    "r": 153,
    "g": 207,
    "b": 85
  },
  "hsl": {
    "h": 86.557,
    "s": 55.963,
    "l": 57.255
  },
  "oklch": {
    "l": 0.79183,
    "c": 0.16259,
    "h": 129.5
  },
  "luminance": 0.52054
}

Semantic roles & 50–950 ramp

primary
#99CF55
secondary
#603D8B
accent
#49DF8B
background
#FDFEFC
surface
#F8FCF4
border
#D1D5CE
text
#12150C
muted
#82847F

Preview Lab

Preview with #99CF55

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

Preview Lab → · Contrast checker → · Palette generator →

#99CF55 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva