#90DDFD#90DDFD

#90DDFD is a very light, moderate cyan. Relative luminance 0.647; OKLCH L 85.9% C 0.088 H 226.2°. Best body text is #000000 at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#90DDFD
RGB	rgb(144, 221, 253)
HSL	hsl(198, 96%, 78%)
HSV	hsv(198, 43%, 99%)
CMYK	cmyk(43.1%, 12.6%, 0%, 0.8%)
CIE-LAB	lab(84.34, -15.66, -23.01)
CIE-LCH	lch(84.34, 27.83, 235.76°)
OKLab	oklab(85.88% -0.0608 -0.0635)
OKLCH	oklch(85.88% 0.088 226.2)
XYZ	xyz(55.0814, 64.7302, 102.5011)
Luminance	0.6473 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90DDFD #FDB090

analogous

#90FDE7 #90DDFD #90A6FD

triadic

#90DDFD #FD90DD #DDFD90

tetradic

#90DDFD #E790FD #FDB090 #A6FD90

square

#90DDFD #E790FD #FDB090 #A6FD90

split-complementary

#90DDFD #FD90A6 #FDE790

monochromatic

#18B8FB #54CBFC #90DDFD #CCEFFE #E1F6FE

Accessibility & contrast

On white

1.51

#90DDFD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.95

#90DDFD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90DDFD

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90DDFD	#FFFFFF	#000000	##000000
##90DDFD	1.00	1.51	13.95	13.95
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.95	21.00	1.00	1.00
##000000	13.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCDAFF

Deuteranopia (green-blind)

#BCCDFD

Tritanopia (blue-blind)

#61E7E7

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #90ddfd;
/* rgb */ color: rgb(144, 221, 253);
/* oklch */ color: oklch(85.9% 0.088 226.2);

Tailwind

colors: {
  custom: {
    50: '#b5e7fe',
    500: '#90ddfd',
    950: '#000000',
  },
}

SCSS

$custom: #90ddfd;
$custom-light: #b5e7fe;
$custom-dark: #000000;

JSON

{
  "hex": "#90ddfd",
  "rgb": {
    "r": 144,
    "g": 221,
    "b": 253
  },
  "hsl": {
    "h": 197.615,
    "s": 96.46,
    "l": 77.843
  },
  "oklch": {
    "l": 0.85876,
    "c": 0.08792,
    "h": 226.2
  },
  "luminance": 0.64734
}

Semantic roles & 50–950 ramp

primary

#90DDFD

secondary

#DE7C53

accent

#4300E6

background

#FDFEFF

surface

#F8FCFF

border

#D1D5D7

text

#121617

muted

#828485

Preview Lab

Preview with #90DDFD

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

Preview Lab → · Contrast checker → · Palette generator →