#90DEEF#90DEEF

#90DEEF is a very light, moderate cyan. Relative luminance 0.644; OKLCH L 85.6% C 0.080 H 213.0°. Best body text is #000000 at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#90DEEF
RGB	rgb(144, 222, 239)
HSL	hsl(191, 75%, 75%)
HSV	hsv(191, 40%, 94%)
CMYK	cmyk(39.7%, 7.1%, 0%, 6.3%)
CIE-LAB	lab(84.17, -19.73, -15.86)
CIE-LCH	lch(84.17, 25.32, 218.80°)
OKLab	oklab(85.59% -0.0672 -0.0436)
OKLCH	oklch(85.59% 0.08 213)
XYZ	xyz(53.1973, 64.4002, 91.2719)
Luminance	0.6440 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90DEEF #EFA190

analogous

#90EFD1 #90DEEF #90AEEF

triadic

#90DEEF #EF90DE #DEEF90

tetradic

#90DEEF #D190EF #EFA190 #AEEF90

square

#90DEEF #D190EF #EFA190 #AEEF90

split-complementary

#90DEEF #EF90AE #EFD190

monochromatic

#25BEE0 #5BCEE7 #90DEEF #C5EEF7 #E4F7FB

Accessibility & contrast

On white

1.51

#90DEEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.88

#90DEEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90DEEF

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90DEEF	#FFFFFF	#000000	##000000
##90DEEF	1.00	1.51	13.88	13.88
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.88	21.00	1.00	1.00
##000000	13.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1D9F0

Deuteranopia (green-blind)

#C1CDEF

Tritanopia (blue-blind)

#68E5E3

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #90deef;
/* rgb */ color: rgb(144, 222, 239);
/* oklch */ color: oklch(85.6% 0.080 213.0);

Tailwind

colors: {
  custom: {
    50: '#b4e8f4',
    500: '#90deef',
    950: '#000000',
  },
}

SCSS

$custom: #90deef;
$custom-light: #b4e8f4;
$custom-dark: #000000;

JSON

{
  "hex": "#90deef",
  "rgb": {
    "r": 144,
    "g": 222,
    "b": 239
  },
  "hsl": {
    "h": 190.737,
    "s": 74.803,
    "l": 75.098
  },
  "oklch": {
    "l": 0.85593,
    "c": 0.0801,
    "h": 213
  },
  "luminance": 0.64404
}

Semantic roles & 50–950 ramp

primary

#90DEEF

secondary

#CB6D58

accent

#320FD7

background

#FDFEFF

surface

#F8FCFE

border

#D1D5D6

text

#111617

muted

#818485

Preview Lab

Preview with #90DEEF

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

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