#99EEFF#99EEFF

#99EEFF is a very light, moderate cyan. Relative luminance 0.751; OKLCH L 90.1% C 0.085 H 211.7°. Best body text is #000000 at 16.03:1 contrast (WCAG AA passes).

Color values

HEX	#99EEFF
RGB	rgb(153, 238, 255)
HSL	hsl(190, 100%, 80%)
HSV	hsv(190, 40%, 100%)
CMYK	cmyk(40%, 6.7%, 0%, 0%)
CIE-LAB	lab(89.46, -21.50, -16.29)
CIE-LCH	lch(89.46, 26.97, 217.16°)
OKLab	oklab(90.08% -0.0726 -0.0448)
OKLCH	oklch(90.08% 0.085 211.7)
XYZ	xyz(61.7549, 75.1371, 105.8371)
Luminance	0.7514 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99EEFF #FFAA99

analogous

#99FFDD #99EEFF #99BBFF

triadic

#99EEFF #FF99EE #EEFF99

tetradic

#99EEFF #DD99FF #FFAA99 #BBFF99

square

#99EEFF #DD99FF #FFAA99 #BBFF99

split-complementary

#99EEFF #FF99BB #FFDD99

monochromatic

#1FDAFF #5CE4FF #99EEFF #D6F8FF #E0FAFF

Accessibility & contrast

On white

1.31

#99EEFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.03

#99EEFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99EEFF

16.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99EEFF	#FFFFFF	#000000	##000000
##99EEFF	1.00	1.31	16.03	16.03
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.03	21.00	1.00	1.00
##000000	16.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0E8FF

Deuteranopia (green-blind)

#CFDBFF

Tritanopia (blue-blind)

#6EF6F3

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #99eeff;
/* rgb */ color: rgb(153, 238, 255);
/* oklch */ color: oklch(90.1% 0.085 211.7);

Tailwind

colors: {
  custom: {
    50: '#bbf3ff',
    500: '#99eeff',
    950: '#000000',
  },
}

SCSS

$custom: #99eeff;
$custom-light: #bbf3ff;
$custom-dark: #000000;

JSON

{
  "hex": "#99eeff",
  "rgb": {
    "r": 153,
    "g": 238,
    "b": 255
  },
  "hsl": {
    "h": 190,
    "s": 100,
    "l": 80
  },
  "oklch": {
    "l": 0.90081,
    "c": 0.08531,
    "h": 211.7
  },
  "luminance": 0.75141
}

Semantic roles & 50–950 ramp

primary

#99EEFF

secondary

#E2715A

accent

#2600E6

background

#FDFFFF

surface

#F9FEFF

border

#D2D6D7

text

#121718

muted

#828586

Preview Lab

Preview with #99EEFF

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

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