#90DAF9#90DAF9

#90DAF9 is a very light, moderate cyan. Relative luminance 0.629; OKLCH L 85.1% C 0.085 H 226.3°. Best body text is #000000 at 13.58:1 contrast (WCAG AA passes).

Color values

HEX	#90DAF9
RGB	rgb(144, 218, 249)
HSL	hsl(198, 90%, 77%)
HSV	hsv(198, 42%, 98%)
CMYK	cmyk(42.2%, 12.4%, 0%, 2.4%)
CIE-LAB	lab(83.39, -15.16, -22.33)
CIE-LCH	lch(83.39, 26.99, 235.83°)
OKLab	oklab(85.08% -0.0588 -0.0616)
OKLCH	oklch(85.08% 0.085 226.3)
XYZ	xyz(53.6659, 62.9080, 98.9187)
Luminance	0.6291 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90DAF9 #F9AF90

analogous

#90F9E3 #90DAF9 #90A6F9

triadic

#90DAF9 #F990DA #DAF990

tetradic

#90DAF9 #E390F9 #F9AF90 #A6F990

square

#90DAF9 #E390F9 #F9AF90 #A6F990

split-complementary

#90DAF9 #F990A6 #F9E390

monochromatic

#1CB3F3 #56C7F6 #90DAF9 #CAEDFC #E2F5FD

Accessibility & contrast

On white

1.55

#90DAF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.58

#90DAF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90DAF9

13.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90DAF9	#FFFFFF	#000000	##000000
##90DAF9	1.00	1.55	13.58	13.58
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.58	21.00	1.00	1.00
##000000	13.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9D7FB

Deuteranopia (green-blind)

#BACBF9

Tritanopia (blue-blind)

#64E3E4

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #90daf9;
/* rgb */ color: rgb(144, 218, 249);
/* oklch */ color: oklch(85.1% 0.085 226.3);

Tailwind

colors: {
  custom: {
    50: '#b5e5fb',
    500: '#90daf9',
    950: '#000000',
  },
}

SCSS

$custom: #90daf9;
$custom-light: #b5e5fb;
$custom-dark: #000000;

JSON

{
  "hex": "#90daf9",
  "rgb": {
    "r": 144,
    "g": 218,
    "b": 249
  },
  "hsl": {
    "h": 197.714,
    "s": 89.744,
    "l": 77.059
  },
  "oklch": {
    "l": 0.85077,
    "c": 0.08513,
    "h": 226.3
  },
  "luminance": 0.62912
}

Semantic roles & 50–950 ramp

primary

#90DAF9

secondary

#D87C55

accent

#4400E6

background

#FDFEFF

surface

#F8FCFF

border

#D1D5D7

text

#111517

muted

#818485

Preview Lab

Preview with #90DAF9

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

Preview Lab → · Contrast checker → · Palette generator →