#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
RGB	rgb(153, 228, 244)
HSL	hsl(191, 81%, 78%)
HSV	hsv(191, 37%, 96%)
CMYK	cmyk(37.3%, 6.6%, 0%, 4.3%)
CIE-LAB	lab(86.40, -19.22, -15.12)
CIE-LCH	lch(86.40, 24.46, 218.18°)
OKLab	oklab(87.53% -0.065 -0.0415)
OKLCH	oklch(87.53% 0.077 212.5)
XYZ	xyz(57.2037, 68.7871, 95.8334)
Luminance	0.6879 (WCAG relative)
Temperature	cool
Family	cyan

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
##99E4F4	1.00	1.42	14.76	14.76
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.76	21.00	1.00	1.00
##000000	14.76	21.00	1.00	1.00

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 →