#90DEFF#90DEFF

#90DEFF is a very light, moderate cyan. Relative luminance 0.654; OKLCH L 86.2% C 0.089 H 226.7°. Best body text is #000000 at 14.08:1 contrast (WCAG AA passes).

Color values

HEX	#90DEFF
RGB	rgb(144, 222, 255)
HSL	hsl(198, 100%, 78%)
HSV	hsv(198, 44%, 100%)
CMYK	cmyk(43.5%, 12.9%, 0%, 0%)
CIE-LAB	lab(84.68, -15.65, -23.55)
CIE-LCH	lch(84.68, 28.27, 236.40°)
OKLab	oklab(86.17% -0.0613 -0.065)
OKLCH	oklch(86.17% 0.089 226.7)
XYZ	xyz(55.6665, 65.3879, 104.2761)
Luminance	0.6539 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90DEFF #FFB190

analogous

#90FFE8 #90DEFF #90A6FF

triadic

#90DEFF #FF90DE #DEFF90

tetradic

#90DEFF #E890FF #FFB190 #A6FF90

square

#90DEFF #E890FF #FFB190 #A6FF90

split-complementary

#90DEFF #FF90A6 #FFE890

monochromatic

#16BAFF #53CCFF #90DEFF #CDF0FF #E0F6FF

Accessibility & contrast

On white

1.49

#90DEFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.08

#90DEFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90DEFF

14.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90DEFF	#FFFFFF	#000000	##000000
##90DEFF	1.00	1.49	14.08	14.08
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.08	21.00	1.00	1.00
##000000	14.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCDBFF

Deuteranopia (green-blind)

#BCCEFF

Tritanopia (blue-blind)

#5FE8E8

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #90deff;
/* rgb */ color: rgb(144, 222, 255);
/* oklch */ color: oklch(86.2% 0.089 226.7);

Tailwind

colors: {
  custom: {
    50: '#b5e8ff',
    500: '#90deff',
    950: '#000000',
  },
}

SCSS

$custom: #90deff;
$custom-light: #b5e8ff;
$custom-dark: #000000;

JSON

{
  "hex": "#90deff",
  "rgb": {
    "r": 144,
    "g": 222,
    "b": 255
  },
  "hsl": {
    "h": 197.838,
    "s": 100,
    "l": 78.235
  },
  "oklch": {
    "l": 0.86167,
    "c": 0.08933,
    "h": 226.7
  },
  "luminance": 0.65392
}

Semantic roles & 50–950 ramp

primary

#90DEFF

secondary

#E17D53

accent

#4400E6

background

#FDFEFF

surface

#F8FCFF

border

#D1D5D7

text

#121618

muted

#828486

Preview Lab

Preview with #90DEFF

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

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