#5D81EB#5D81EB

#5D81EB is a light, vivid blue. Relative luminance 0.240; OKLCH L 62.9% C 0.164 H 267.4°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#5D81EB
RGB	rgb(93, 129, 235)
HSL	hsl(225, 78%, 64%)
HSV	hsv(225, 60%, 92%)
CMYK	cmyk(60.4%, 45.1%, 0%, 7.8%)
CIE-LAB	lab(56.11, 19.29, -57.47)
CIE-LCH	lch(56.11, 60.62, 288.56°)
OKLab	oklab(62.85% -0.0073 -0.164)
OKLCH	oklch(62.85% 0.164 267.4)
XYZ	xyz(27.3548, 24.0235, 81.7766)
Luminance	0.2403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D81EB #EBC75D

analogous

#5DC8EB #5D81EB #805DEB

triadic

#5D81EB #EB5D81 #81EB5D

tetradic

#5D81EB #EB5DC8 #EBC75D #5DEB80

square

#5D81EB #EB5DC8 #EBC75D #5DEB80

split-complementary

#5D81EB #EB805D #C8EB5D

monochromatic

#173FB7 #2757E4 #5D81EB #93ABF2 #CAD6F8

Accessibility & contrast

On white

3.62

#5D81EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#5D81EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5D81EB

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D81EB	#FFFFFF	#000000	##000000
##5D81EB	1.00	3.62	5.81	5.81
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F8DEF

Deuteranopia (green-blind)

#3880E9

Tritanopia (blue-blind)

#0099AB

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #5d81eb;
/* rgb */ color: rgb(93, 129, 235);
/* oklch */ color: oklch(62.9% 0.164 267.4);

Tailwind

colors: {
  custom: {
    50: '#97a5f2',
    500: '#5d81eb',
    950: '#000000',
  },
}

SCSS

$custom: #5d81eb;
$custom-light: #97a5f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5d81eb",
  "rgb": {
    "r": 93,
    "g": 129,
    "b": 235
  },
  "hsl": {
    "h": 224.789,
    "s": 78.022,
    "l": 64.314
  },
  "oklch": {
    "l": 0.62851,
    "c": 0.1642,
    "h": 267.4
  },
  "luminance": 0.24026
}

Semantic roles & 50–950 ramp

primary

#5D81EB

secondary

#EBDEB9

accent

#A60BDA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F0F17

muted

#7E7F85

Preview Lab

Preview with #5D81EB

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

Preview Lab → · Contrast checker → · Palette generator →