#90E4FF#90E4FF

#90E4FF is a very light, moderate cyan. Relative luminance 0.686; OKLCH L 87.5% C 0.090 H 220.4°. Best body text is #000000 at 14.73:1 contrast (WCAG AA passes).

Color values

HEX	#90E4FF
RGB	rgb(144, 228, 255)
HSL	hsl(195, 100%, 78%)
HSV	hsv(195, 44%, 100%)
CMYK	cmyk(43.5%, 10.6%, 0%, 0%)
CIE-LAB	lab(86.32, -18.68, -21.06)
CIE-LCH	lch(86.32, 28.16, 228.42°)
OKLab	oklab(87.47% -0.0682 -0.0581)
OKLCH	oklch(87.47% 0.09 220.4)
XYZ	xyz(57.2885, 68.6319, 104.8168)
Luminance	0.6864 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90E4FF #FFAB90

analogous

#90FFE3 #90E4FF #90ACFF

triadic

#90E4FF #FF90E4 #E4FF90

tetradic

#90E4FF #E390FF #FFAB90 #ACFF90

square

#90E4FF #E390FF #FFAB90 #ACFF90

split-complementary

#90E4FF #FF90AC #FFE390

monochromatic

#16C6FF #53D5FF #90E4FF #CDF3FF #E0F8FF

Accessibility & contrast

On white

1.43

#90E4FF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.73

#90E4FF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90E4FF

14.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90E4FF	#FFFFFF	#000000	##000000
##90E4FF	1.00	1.43	14.73	14.73
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.73	21.00	1.00	1.00
##000000	14.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3DFFF

Deuteranopia (green-blind)

#C2D2FF

Tritanopia (blue-blind)

#5EEDEC

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #90e4ff;
/* rgb */ color: rgb(144, 228, 255);
/* oklch */ color: oklch(87.5% 0.090 220.4);

Tailwind

colors: {
  custom: {
    50: '#b6ecff',
    500: '#90e4ff',
    950: '#000000',
  },
}

SCSS

$custom: #90e4ff;
$custom-light: #b6ecff;
$custom-dark: #000000;

JSON

{
  "hex": "#90e4ff",
  "rgb": {
    "r": 144,
    "g": 228,
    "b": 255
  },
  "hsl": {
    "h": 194.595,
    "s": 100,
    "l": 78.235
  },
  "oklch": {
    "l": 0.87471,
    "c": 0.08955,
    "h": 220.4
  },
  "luminance": 0.68636
}

Semantic roles & 50–950 ramp

primary

#90E4FF

secondary

#E17553

accent

#3800E6

background

#FDFEFF

surface

#F8FDFF

border

#D1D5D7

text

#121618

muted

#828486

Preview Lab

Preview with #90E4FF

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

Preview Lab → · Contrast checker → · Palette generator →