#5873EB#5873EB

#5873EB is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.8% C 0.183 H 270.4°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#5873EB
RGB	rgb(88, 115, 235)
HSL	hsl(229, 79%, 63%)
HSV	hsv(229, 63%, 92%)
CMYK	cmyk(62.6%, 51.1%, 0%, 7.8%)
CIE-LAB	lab(52.21, 26.97, -63.75)
CIE-LCH	lch(52.21, 69.22, 292.93°)
OKLab	oklab(59.81% 0.0014 -0.1828)
OKLCH	oklch(59.81% 0.183 270.4)
XYZ	xyz(25.1456, 20.3321, 81.1805)
Luminance	0.2033 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5873EB #EBD058

analogous

#58BCEB #5873EB #8658EB

triadic

#5873EB #EB5873 #73EB58

tetradic

#5873EB #EB58BC #EBD058 #58EB86

square

#5873EB #EB58BC #EBD058 #58EB86

split-complementary

#5873EB #EB8658 #BCEB58

monochromatic

#1532B3 #2145E4 #5873EB #8FA1F2 #C5CFF8

Accessibility & contrast

On white

4.14

#5873EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#5873EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5873EB

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5873EB	#FFFFFF	#000000	##000000
##5873EB	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C83EF

Deuteranopia (green-blind)

#0076E9

Tritanopia (blue-blind)

#008FA4

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #5873eb;
/* rgb */ color: rgb(88, 115, 235);
/* oklch */ color: oklch(59.8% 0.183 270.4);

Tailwind

colors: {
  custom: {
    50: '#959af2',
    500: '#5873eb',
    950: '#000000',
  },
}

SCSS

$custom: #5873eb;
$custom-light: #959af2;
$custom-dark: #000000;

JSON

{
  "hex": "#5873eb",
  "rgb": {
    "r": 88,
    "g": 115,
    "b": 235
  },
  "hsl": {
    "h": 228.98,
    "s": 78.61,
    "l": 63.333
  },
  "oklch": {
    "l": 0.59814,
    "c": 0.18281,
    "h": 270.4
  },
  "luminance": 0.20334
}

Semantic roles & 50–950 ramp

primary

#5873EB

secondary

#EAE0B5

accent

#B50BDB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5873EB

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

Preview Lab → · Contrast checker → · Palette generator →