#90CEFB#90CEFB

#90CEFB is a very light, moderate cyan. Relative luminance 0.570; OKLCH L 82.6% C 0.090 H 240.7°. Best body text is #000000 at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#90CEFB
RGB	rgb(144, 206, 251)
HSL	hsl(205, 93%, 77%)
HSV	hsv(205, 43%, 98%)
CMYK	cmyk(42.6%, 17.9%, 0%, 1.6%)
CIE-LAB	lab(80.20, -8.40, -28.27)
CIE-LCH	lch(80.20, 29.49, 253.45°)
OKLab	oklab(82.57% -0.0439 -0.0783)
OKLCH	oklch(82.57% 0.09 240.7)
XYZ	xyz(50.9796, 57.0336, 99.5703)
Luminance	0.5704 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90CEFB #FBBD90

analogous

#90FBF3 #90CEFB #9098FB

triadic

#90CEFB #FB90CE #CEFB90

tetradic

#90CEFB #F390FB #FBBD90 #98FB90

square

#90CEFB #F390FB #FBBD90 #98FB90

split-complementary

#90CEFB #FB9098 #FBF390

monochromatic

#1A9AF7 #55B4F9 #90CEFB #CBE8FD #E1F2FE

Accessibility & contrast

On white

1.69

#90CEFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.41

#90CEFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90CEFB

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90CEFB	#FFFFFF	#000000	##000000
##90CEFB	1.00	1.69	12.41	12.41
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.41	21.00	1.00	1.00
##000000	12.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBCDFD

Deuteranopia (green-blind)

#ACC2FA

Tritanopia (blue-blind)

#65D9DD

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #90cefb;
/* rgb */ color: rgb(144, 206, 251);
/* oklch */ color: oklch(82.6% 0.090 240.7);

Tailwind

colors: {
  custom: {
    50: '#b5dcfc',
    500: '#90cefb',
    950: '#000000',
  },
}

SCSS

$custom: #90cefb;
$custom-light: #b5dcfc;
$custom-dark: #000000;

JSON

{
  "hex": "#90cefb",
  "rgb": {
    "r": 144,
    "g": 206,
    "b": 251
  },
  "hsl": {
    "h": 205.234,
    "s": 93.043,
    "l": 77.451
  },
  "oklch": {
    "l": 0.82568,
    "c": 0.08977,
    "h": 240.7
  },
  "luminance": 0.57037
}

Semantic roles & 50–950 ramp

primary

#90CEFB

secondary

#DB8D54

accent

#6100E6

background

#FDFEFF

surface

#F8FCFF

border

#D1D5D7

text

#111517

muted

#818485

Preview Lab

Preview with #90CEFB

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

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