#90AAEF#90AAEF

#90AAEF is a light, moderate blue. Relative luminance 0.409; OKLCH L 74.5% C 0.104 H 268.0°. Best body text is #000000 at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#90AAEF
RGB	rgb(144, 170, 239)
HSL	hsl(224, 75%, 75%)
HSV	hsv(224, 40%, 94%)
CMYK	cmyk(39.7%, 28.9%, 0%, 6.3%)
CIE-LAB	lab(70.11, 8.00, -37.37)
CIE-LCH	lch(70.11, 38.22, 282.08°)
OKLab	oklab(74.51% -0.0036 -0.1043)
OKLCH	oklch(74.51% 0.104 268)
XYZ	xyz(41.4515, 40.9087, 87.3566)
Luminance	0.4091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90AAEF #EFD590

analogous

#90D9EF #90AAEF #A590EF

triadic

#90AAEF #EF90AA #AAEF90

tetradic

#90AAEF #EF90D9 #EFD590 #90EFA5

square

#90AAEF #EF90D9 #EFD590 #90EFA5

split-complementary

#90AAEF #EFA590 #D9EF90

monochromatic

#2558E0 #5B81E7 #90AAEF #C5D3F7 #E4EBFB

Accessibility & contrast

On white

2.29

#90AAEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.18

#90AAEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90AAEF

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90AAEF	#FFFFFF	#000000	##000000
##90AAEF	1.00	2.29	9.18	9.18
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.18	21.00	1.00	1.00
##000000	9.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92B0F2

Deuteranopia (green-blind)

#89A8ED

Tritanopia (blue-blind)

#71B8C2

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #90aaef;
/* rgb */ color: rgb(144, 170, 239);
/* oklch */ color: oklch(74.5% 0.104 268.0);

Tailwind

colors: {
  custom: {
    50: '#b4c3f4',
    500: '#90aaef',
    950: '#000000',
  },
}

SCSS

$custom: #90aaef;
$custom-light: #b4c3f4;
$custom-dark: #000000;

JSON

{
  "hex": "#90aaef",
  "rgb": {
    "r": 144,
    "g": 170,
    "b": 239
  },
  "hsl": {
    "h": 223.579,
    "s": 74.803,
    "l": 75.098
  },
  "oklch": {
    "l": 0.74505,
    "c": 0.10435,
    "h": 268
  },
  "luminance": 0.40911
}

Semantic roles & 50–950 ramp

primary

#90AAEF

secondary

#F3ECD8

accent

#A00FD7

background

#FBFBFE

surface

#F6F7FD

border

#D0D0D5

text

#111217

muted

#808185

Preview Lab

Preview with #90AAEF

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

Preview Lab → · Contrast checker → · Palette generator →