#90B4EB#90B4EB

#90B4EB is a light, moderate blue. Relative luminance 0.446; OKLCH L 76.4% C 0.089 H 258.7°. Best body text is #000000 at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#90B4EB
RGB	rgb(144, 180, 235)
HSL	hsl(216, 69%, 74%)
HSV	hsv(216, 39%, 92%)
CMYK	cmyk(38.7%, 23.4%, 0%, 7.8%)
CIE-LAB	lab(72.61, 1.36, -31.33)
CIE-LCH	lch(72.61, 31.36, 272.48°)
OKLab	oklab(76.4% -0.0174 -0.087)
OKLCH	oklch(76.4% 0.089 258.7)
XYZ	xyz(42.8135, 44.5677, 84.9277)
Luminance	0.4457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90B4EB #EBC790

analogous

#90E2EB #90B4EB #9A90EB

triadic

#90B4EB #EB90B4 #B4EB90

tetradic

#90B4EB #EB90E2 #EBC790 #90EB9A

square

#90B4EB #EB90E2 #EBC790 #90EB9A

split-complementary

#90B4EB #EB9A90 #E2EB90

monochromatic

#286ED8 #5C91E2 #90B4EB #C4D7F4 #E5EDFA

Accessibility & contrast

On white

2.12

#90B4EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.91

#90B4EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90B4EB

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90B4EB	#FFFFFF	#000000	##000000
##90B4EB	1.00	2.12	9.91	9.91
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.91	21.00	1.00	1.00
##000000	9.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0B7ED

Deuteranopia (green-blind)

#96AEEA

Tritanopia (blue-blind)

#71C0C7

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #90b4eb;
/* rgb */ color: rgb(144, 180, 235);
/* oklch */ color: oklch(76.4% 0.089 258.7);

Tailwind

colors: {
  custom: {
    50: '#b3caf1',
    500: '#90b4eb',
    950: '#000000',
  },
}

SCSS

$custom: #90b4eb;
$custom-light: #b3caf1;
$custom-dark: #000000;

JSON

{
  "hex": "#90b4eb",
  "rgb": {
    "r": 144,
    "g": 180,
    "b": 235
  },
  "hsl": {
    "h": 216.264,
    "s": 69.466,
    "l": 74.314
  },
  "oklch": {
    "l": 0.764,
    "c": 0.0887,
    "h": 258.7
  },
  "luminance": 0.4457
}

Semantic roles & 50–950 ramp

primary

#90B4EB

secondary

#F2E8D9

accent

#8714D1

background

#FBFCFE

surface

#F6F8FD

border

#D0D1D5

text

#111316

muted

#808284

Preview Lab

Preview with #90B4EB

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

Preview Lab → · Contrast checker → · Palette generator →