#99D556#99D556

#99D556 is a light, vivid yellow-green. Relative luminance 0.550; OKLCH L 80.6% C 0.170 H 130.7°. Best body text is #000000 at 12.01:1 contrast (WCAG AA passes).

Color values

HEX#99D556
RGBrgb(153, 213, 86)
HSLhsl(88, 60%, 59%)
HSVhsv(88, 60%, 84%)
CMYKcmyk(28.2%, 0%, 59.6%, 16.5%)
CIE-LABlab(79.06, -39.43, 55.38)
CIE-LCHlch(79.06, 67.99, 125.45°)
OKLaboklab(80.6% -0.1106 0.1287)
OKLCHoklch(80.6% 0.17 130.7)
XYZxyz(38.6105, 55.0316, 17.3902)
Luminance0.5503 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#99D556 #9256D5
analogous
#D5D156 #99D556 #59D556
triadic
#99D556 #5699D5 #D55699
tetradic
#99D556 #56D5D1 #9256D5 #D55659
square
#99D556 #56D5D1 #9256D5 #D55659
split-complementary
#99D556 #5659D5 #D156D5
monochromatic
#5B8D23 #7BBE2F #99D556 #B7E187 #D4EDB8

Accessibility & contrast

On white

1.75
#99D556 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.01
#99D556 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99D556
12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##99D556#FFFFFF#000000##000000
##99D5561.001.7512.0112.01
#FFFFFF1.751.0021.0021.00
#00000012.0121.001.001.00
##00000012.0121.001.001.00

Color blindness preview

Protanopia (red-blind)
#DEC748
Deuteranopia (green-blind)
#D5C25F
Tritanopia (blue-blind)
#9CCDBA
Achromatopsia (no color)
#C4C4C4

Design tokens & code

CSS
--color: #99d556;
/* rgb */ color: rgb(153, 213, 86);
/* oklch */ color: oklch(80.6% 0.170 130.7);
Tailwind
colors: {
  custom: {
    50: '#bae28a',
    500: '#99d556',
    950: '#000000',
  },
}
SCSS
$custom: #99d556;
$custom-light: #bae28a;
$custom-dark: #000000;
JSON
{
  "hex": "#99d556",
  "rgb": {
    "r": 153,
    "g": 213,
    "b": 86
  },
  "hsl": {
    "h": 88.346,
    "s": 60.19,
    "l": 58.627
  },
  "oklch": {
    "l": 0.80603,
    "c": 0.16973,
    "h": 130.7
  },
  "luminance": 0.55033
}

Semantic roles & 50–950 ramp

primary
#99D556
secondary
#653C93
accent
#44E390
background
#FDFEFC
surface
#F8FCF4
border
#D1D5CE
text
#12150C
muted
#82847F

Preview Lab

Preview with #99D556

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

Preview Lab → · Contrast checker → · Palette generator →

#99D556 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva