#5B82EB#5B82EB

#5B82EB is a light, vivid blue. Relative luminance 0.242; OKLCH L 62.9% C 0.164 H 266.4°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#5B82EB
RGB	rgb(91, 130, 235)
HSL	hsl(224, 78%, 64%)
HSV	hsv(224, 61%, 92%)
CMYK	cmyk(61.3%, 44.7%, 0%, 7.8%)
CIE-LAB	lab(56.27, 18.33, -57.21)
CIE-LCH	lch(56.27, 60.08, 287.76°)
OKLab	oklab(62.95% -0.0101 -0.1633)
OKLCH	oklch(62.95% 0.164 266.4)
XYZ	xyz(27.2873, 24.1852, 81.8114)
Luminance	0.2419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B82EB #EBC45B

analogous

#5BCAEB #5B82EB #7C5BEB

triadic

#5B82EB #EB5B82 #82EB5B

tetradic

#5B82EB #EB5BCA #EBC45B #5BEB7C

square

#5B82EB #EB5BCA #EBC45B #5BEB7C

split-complementary

#5B82EB #EB7C5B #CAEB5B

monochromatic

#1641B5 #2458E4 #5B82EB #92ACF2 #C8D5F8

Accessibility & contrast

On white

3.60

#5B82EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#5B82EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B82EB

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B82EB	#FFFFFF	#000000	##000000
##5B82EB	1.00	3.60	5.84	5.84
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#508EEF

Deuteranopia (green-blind)

#3981E9

Tritanopia (blue-blind)

#009AAB

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5b82eb;
/* rgb */ color: rgb(91, 130, 235);
/* oklch */ color: oklch(62.9% 0.164 266.4);

Tailwind

colors: {
  custom: {
    50: '#95a5f2',
    500: '#5b82eb',
    950: '#000000',
  },
}

SCSS

$custom: #5b82eb;
$custom-light: #95a5f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5b82eb",
  "rgb": {
    "r": 91,
    "g": 130,
    "b": 235
  },
  "hsl": {
    "h": 223.75,
    "s": 78.261,
    "l": 63.922
  },
  "oklch": {
    "l": 0.62947,
    "c": 0.16365,
    "h": 266.4
  },
  "luminance": 0.24188
}

Semantic roles & 50–950 ramp

primary

#5B82EB

secondary

#EADCB8

accent

#A20BDB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5B82EB

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

Preview Lab → · Contrast checker → · Palette generator →