#5AA5EB#5AA5EB

#5AA5EB is a light, vivid cyan. Relative luminance 0.351; OKLCH L 70.3% C 0.128 H 248.6°. Best body text is #000000 at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#5AA5EB
RGB	rgb(90, 165, 235)
HSL	hsl(209, 78%, 64%)
HSV	hsv(209, 62%, 92%)
CMYK	cmyk(61.7%, 29.8%, 0%, 7.8%)
CIE-LAB	lab(65.81, -2.41, -42.11)
CIE-LCH	lch(65.81, 42.18, 266.72°)
OKLab	oklab(70.35% -0.0465 -0.1188)
OKLCH	oklch(70.35% 0.128 248.6)
XYZ	xyz(32.6615, 35.0790, 83.6308)
Luminance	0.3508 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5AA5EB #EBA05A

analogous

#5AEBE9 #5AA5EB #5A5CEB

triadic

#5AA5EB #EB5AA5 #A5EB5A

tetradic

#5AA5EB #E95AEB #EBA05A #5CEB5A

square

#5AA5EB #E95AEB #EBA05A #5CEB5A

split-complementary

#5AA5EB #EB5A5C #EBE95A

monochromatic

#1668B5 #2387E4 #5AA5EB #91C3F2 #C7E1F8

Accessibility & contrast

On white

2.62

#5AA5EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.02

#5AA5EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5AA5EB

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5AA5EB	#FFFFFF	#000000	##000000
##5AA5EB	1.00	2.62	8.02	8.02
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.02	21.00	1.00	1.00
##000000	8.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#87A8EE

Deuteranopia (green-blind)

#739AEA

Tritanopia (blue-blind)

#00B5BE

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #5aa5eb;
/* rgb */ color: rgb(90, 165, 235);
/* oklch */ color: oklch(70.3% 0.128 248.6);

Tailwind

colors: {
  custom: {
    50: '#95bff1',
    500: '#5aa5eb',
    950: '#000000',
  },
}

SCSS

$custom: #5aa5eb;
$custom-light: #95bff1;
$custom-dark: #000000;

JSON

{
  "hex": "#5aa5eb",
  "rgb": {
    "r": 90,
    "g": 165,
    "b": 235
  },
  "hsl": {
    "h": 208.966,
    "s": 78.378,
    "l": 63.725
  },
  "oklch": {
    "l": 0.70347,
    "c": 0.12759,
    "h": 248.6
  },
  "luminance": 0.35082
}

Semantic roles & 50–950 ramp

primary

#5AA5EB

secondary

#EAD0B7

accent

#6F0BDB

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0E1217

muted

#7E8185

Preview Lab

Preview with #5AA5EB

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

Preview Lab → · Contrast checker → · Palette generator →