#90DDEE#90DDEE

#90DDEE is a very light, moderate cyan. Relative luminance 0.638; OKLCH L 85.3% C 0.079 H 213.2°. Best body text is #000000 at 13.76:1 contrast (WCAG AA passes).

Color values

HEX	#90DDEE
RGB	rgb(144, 221, 238)
HSL	hsl(191, 73%, 75%)
HSV	hsv(191, 39%, 93%)
CMYK	cmyk(39.5%, 7.1%, 0%, 6.7%)
CIE-LAB	lab(83.87, -19.48, -15.79)
CIE-LCH	lch(83.87, 25.08, 219.04°)
OKLab	oklab(85.34% -0.0664 -0.0434)
OKLCH	oklch(85.34% 0.079 213.2)
XYZ	xyz(52.7852, 63.8117, 90.4077)
Luminance	0.6381 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90DDEE #EEA190

analogous

#90EED0 #90DDEE #90AEEE

triadic

#90DDEE #EE90DD #DDEE90

tetradic

#90DDEE #D090EE #EEA190 #AEEE90

square

#90DDEE #D090EE #EEA190 #AEEE90

split-complementary

#90DDEE #EE90AE #EED090

monochromatic

#26BCDE #5BCDE6 #90DDEE #C5EDF6 #E4F7FB

Accessibility & contrast

On white

1.53

#90DDEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.76

#90DDEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90DDEE

13.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90DDEE	#FFFFFF	#000000	##000000
##90DDEE	1.00	1.53	13.76	13.76
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.76	21.00	1.00	1.00
##000000	13.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0D8EF

Deuteranopia (green-blind)

#C0CCEE

Tritanopia (blue-blind)

#69E4E2

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #90ddee;
/* rgb */ color: rgb(144, 221, 238);
/* oklch */ color: oklch(85.3% 0.079 213.2);

Tailwind

colors: {
  custom: {
    50: '#b4e7f3',
    500: '#90ddee',
    950: '#000000',
  },
}

SCSS

$custom: #90ddee;
$custom-light: #b4e7f3;
$custom-dark: #000000;

JSON

{
  "hex": "#90ddee",
  "rgb": {
    "r": 144,
    "g": 221,
    "b": 238
  },
  "hsl": {
    "h": 190.851,
    "s": 73.438,
    "l": 74.902
  },
  "oklch": {
    "l": 0.85339,
    "c": 0.07932,
    "h": 213.2
  },
  "luminance": 0.63815
}

Semantic roles & 50–950 ramp

primary

#90DDEE

secondary

#CA6D59

accent

#3410D6

background

#FDFEFF

surface

#F8FCFE

border

#D1D5D6

text

#111617

muted

#818485

Preview Lab

Preview with #90DDEE

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

Preview Lab → · Contrast checker → · Palette generator →