#99E4F4#99E4F4

#99E4F4 is a very light, moderate cyan. Relative luminance 0.688; OKLCH L 87.5% C 0.077 H 212.5°. Best body text is #000000 at 14.76:1 contrast (WCAG AA passes).

Color values

HEX#99E4F4
RGBrgb(153, 228, 244)
HSLhsl(191, 81%, 78%)
HSVhsv(191, 37%, 96%)
CMYKcmyk(37.3%, 6.6%, 0%, 4.3%)
CIE-LABlab(86.40, -19.22, -15.12)
CIE-LCHlch(86.40, 24.46, 218.18°)
OKLaboklab(87.53% -0.065 -0.0415)
OKLCHoklch(87.53% 0.077 212.5)
XYZxyz(57.2037, 68.7871, 95.8334)
Luminance0.6879 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#99E4F4 #F4A999
analogous
#99F4D6 #99E4F4 #99B7F4
triadic
#99E4F4 #F499E4 #E4F499
tetradic
#99E4F4 #D699F4 #F4A999 #B7F499
square
#99E4F4 #D699F4 #F4A999 #B7F499
split-complementary
#99E4F4 #F499B7 #F4D699
monochromatic
#2BC7E8 #62D5EE #99E4F4 #D0F3FA #E3F8FC

Accessibility & contrast

On white

1.42
#99E4F4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

14.76
#99E4F4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99E4F4
14.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##99E4F4#FFFFFF#000000##000000
##99E4F41.001.4214.7614.76
#FFFFFF1.421.0021.0021.00
#00000014.7621.001.001.00
##00000014.7621.001.001.00

Color blindness preview

Protanopia (red-blind)
#D7DFF5
Deuteranopia (green-blind)
#C8D3F4
Tritanopia (blue-blind)
#75EBE9
Achromatopsia (no color)
#D8D8D8

Design tokens & code

CSS
--color: #99e4f4;
/* rgb */ color: rgb(153, 228, 244);
/* oklch */ color: oklch(87.5% 0.077 212.5);
Tailwind
colors: {
  custom: {
    50: '#baecf7',
    500: '#99e4f4',
    950: '#000000',
  },
}
SCSS
$custom: #99e4f4;
$custom-light: #baecf7;
$custom-dark: #000000;
JSON
{
  "hex": "#99e4f4",
  "rgb": {
    "r": 153,
    "g": 228,
    "b": 244
  },
  "hsl": {
    "h": 190.549,
    "s": 80.531,
    "l": 77.843
  },
  "oklch": {
    "l": 0.87532,
    "c": 0.07714,
    "h": 212.5
  },
  "luminance": 0.68791
}

Semantic roles & 50–950 ramp

primary
#99E4F4
secondary
#D2735F
accent
#2E09DD
background
#FDFEFF
surface
#F8FDFE
border
#D1D5D6
text
#121617
muted
#828485

Preview Lab

Preview with #99E4F4

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

Preview Lab → · Contrast checker → · Palette generator →

#99E4F4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva