#90B3FA#90B3FA

#90B3FA is a light, moderate blue. Relative luminance 0.451; OKLCH L 76.9% C 0.109 H 263.9°. Best body text is #000000 at 10.01:1 contrast (WCAG AA passes).

Color values

HEX	#90B3FA
RGB	rgb(144, 179, 250)
HSL	hsl(220, 91%, 77%)
HSV	hsv(220, 42%, 98%)
CMYK	cmyk(42.4%, 28.4%, 0%, 2%)
CIE-LAB	lab(72.94, 5.98, -38.94)
CIE-LCH	lch(72.94, 39.40, 278.72°)
OKLab	oklab(76.85% -0.0117 -0.1088)
OKLCH	oklch(76.85% 0.109 263.9)
XYZ	xyz(44.8715, 45.0691, 96.7588)
Luminance	0.4507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90B3FA #FAD790

analogous

#90E8FA #90B3FA #A290FA

triadic

#90B3FA #FA90B3 #B3FA90

tetradic

#90B3FA #FA90E8 #FAD790 #90FAA2

square

#90B3FA #FA90E8 #FAD790 #90FAA2

split-complementary

#90B3FA #FAA290 #E8FA90

monochromatic

#1B63F5 #558BF7 #90B3FA #CBDBFD #E2EBFE

Accessibility & contrast

On white

2.10

#90B3FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.01

#90B3FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90B3FA

10.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90B3FA	#FFFFFF	#000000	##000000
##90B3FA	1.00	2.10	10.01	10.01
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.01	21.00	1.00	1.00
##000000	10.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AB8FD

Deuteranopia (green-blind)

#8EAFF8

Tritanopia (blue-blind)

#6AC2CC

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #90b3fa;
/* rgb */ color: rgb(144, 179, 250);
/* oklch */ color: oklch(76.9% 0.109 263.9);

Tailwind

colors: {
  custom: {
    50: '#b4c9fc',
    500: '#90b3fa',
    950: '#000000',
  },
}

SCSS

$custom: #90b3fa;
$custom-light: #b4c9fc;
$custom-dark: #000000;

JSON

{
  "hex": "#90b3fa",
  "rgb": {
    "r": 144,
    "g": 179,
    "b": 250
  },
  "hsl": {
    "h": 220.189,
    "s": 91.379,
    "l": 77.255
  },
  "oklch": {
    "l": 0.76855,
    "c": 0.10943,
    "h": 263.9
  },
  "luminance": 0.45072
}

Semantic roles & 50–950 ramp

primary

#90B3FA

secondary

#F6EBD5

accent

#9A00E6

background

#FBFCFF

surface

#F6F8FF

border

#D0D1D7

text

#111317

muted

#808285

Preview Lab

Preview with #90B3FA

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

Preview Lab → · Contrast checker → · Palette generator →