#90BFEF#90BFEF

#90BFEF is a light, moderate cyan. Relative luminance 0.494; OKLCH L 78.9% C 0.085 H 249.5°. Best body text is #000000 at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#90BFEF
RGB	rgb(144, 191, 239)
HSL	hsl(210, 75%, 75%)
HSV	hsv(210, 40%, 94%)
CMYK	cmyk(39.7%, 20.1%, 0%, 6.3%)
CIE-LAB	lab(75.71, -3.58, -28.72)
CIE-LCH	lch(75.71, 28.94, 262.89°)
OKLab	oklab(78.89% -0.0298 -0.0795)
OKLCH	oklch(78.89% 0.085 249.5)
XYZ	xyz(45.7073, 49.4203, 88.7752)
Luminance	0.4942 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90BFEF #EFC090

analogous

#90EEEF #90BFEF #9190EF

triadic

#90BFEF #EF90BF #BFEF90

tetradic

#90BFEF #EF90EE #EFC090 #90EF91

square

#90BFEF #EF90EE #EFC090 #90EF91

split-complementary

#90BFEF #EF9190 #EEEF90

monochromatic

#2581E0 #5BA0E7 #90BFEF #C5DEF7 #E4F0FB

Accessibility & contrast

On white

1.93

#90BFEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.88

#90BFEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90BFEF

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90BFEF	#FFFFFF	#000000	##000000
##90BFEF	1.00	1.93	10.88	10.88
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.88	21.00	1.00	1.00
##000000	10.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACC0F1

Deuteranopia (green-blind)

#A1B6EE

Tritanopia (blue-blind)

#6ECACF

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #90bfef;
/* rgb */ color: rgb(144, 191, 239);
/* oklch */ color: oklch(78.9% 0.085 249.5);

Tailwind

colors: {
  custom: {
    50: '#b4d2f4',
    500: '#90bfef',
    950: '#000000',
  },
}

SCSS

$custom: #90bfef;
$custom-light: #b4d2f4;
$custom-dark: #000000;

JSON

{
  "hex": "#90bfef",
  "rgb": {
    "r": 144,
    "g": 191,
    "b": 239
  },
  "hsl": {
    "h": 210.316,
    "s": 74.803,
    "l": 75.098
  },
  "oklch": {
    "l": 0.78887,
    "c": 0.08494,
    "h": 249.5
  },
  "luminance": 0.49423
}

Semantic roles & 50–950 ramp

primary

#90BFEF

secondary

#F3E6D8

accent

#740FD7

background

#FBFCFE

surface

#F6F9FD

border

#D0D2D5

text

#111417

muted

#808285

Preview Lab

Preview with #90BFEF

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

Preview Lab → · Contrast checker → · Palette generator →