#90DCF9#90DCF9

#90DCF9 is a very light, moderate cyan. Relative luminance 0.640; OKLCH L 85.5% C 0.085 H 224.1°. Best body text is #000000 at 13.79:1 contrast (WCAG AA passes).

Color values

HEX	#90DCF9
RGB	rgb(144, 220, 249)
HSL	hsl(197, 90%, 77%)
HSV	hsv(197, 42%, 98%)
CMYK	cmyk(42.2%, 11.6%, 0%, 2.4%)
CIE-LAB	lab(83.94, -16.18, -21.51)
CIE-LCH	lch(83.94, 26.91, 233.04°)
OKLab	oklab(85.51% -0.0611 -0.0593)
OKLCH	oklch(85.51% 0.085 224.1)
XYZ	xyz(54.1876, 63.9515, 99.0926)
Luminance	0.6395 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90DCF9 #F9AD90

analogous

#90F9E1 #90DCF9 #90A8F9

triadic

#90DCF9 #F990DC #DCF990

tetradic

#90DCF9 #E190F9 #F9AD90 #A8F990

square

#90DCF9 #E190F9 #F9AD90 #A8F990

split-complementary

#90DCF9 #F990A8 #F9E190

monochromatic

#1CB7F3 #56CAF6 #90DCF9 #CAEEFC #E2F6FD

Accessibility & contrast

On white

1.52

#90DCF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.79

#90DCF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90DCF9

13.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90DCF9	#FFFFFF	#000000	##000000
##90DCF9	1.00	1.52	13.79	13.79
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.79	21.00	1.00	1.00
##000000	13.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCD8FB

Deuteranopia (green-blind)

#BCCCF9

Tritanopia (blue-blind)

#63E5E5

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #90dcf9;
/* rgb */ color: rgb(144, 220, 249);
/* oklch */ color: oklch(85.5% 0.085 224.1);

Tailwind

colors: {
  custom: {
    50: '#b5e7fb',
    500: '#90dcf9',
    950: '#000000',
  },
}

SCSS

$custom: #90dcf9;
$custom-light: #b5e7fb;
$custom-dark: #000000;

JSON

{
  "hex": "#90dcf9",
  "rgb": {
    "r": 144,
    "g": 220,
    "b": 249
  },
  "hsl": {
    "h": 196.571,
    "s": 89.744,
    "l": 77.059
  },
  "oklch": {
    "l": 0.85512,
    "c": 0.08514,
    "h": 224.1
  },
  "luminance": 0.63955
}

Semantic roles & 50–950 ramp

primary

#90DCF9

secondary

#D87955

accent

#3F00E6

background

#FDFEFF

surface

#F8FCFF

border

#D1D5D7

text

#111617

muted

#818485

Preview Lab

Preview with #90DCF9

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

Preview Lab → · Contrast checker → · Palette generator →