#5864CB#5864CB

#5864CB is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.7% C 0.158 H 274.9°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#5864CB
RGB	rgb(88, 100, 203)
HSL	hsl(234, 53%, 57%)
HSV	hsv(234, 57%, 80%)
CMYK	cmyk(56.7%, 50.7%, 0%, 20.4%)
CIE-LAB	lab(46.31, 25.60, -55.12)
CIE-LCH	lch(46.31, 60.77, 294.91°)
OKLab	oklab(54.7% 0.0135 -0.1576)
OKLCH	oklch(54.7% 0.158 274.9)
XYZ	xyz(19.3577, 15.4995, 58.4600)
Luminance	0.1550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5864CB #CBBF58

analogous

#589ECB #5864CB #8658CB

triadic

#5864CB #CB5864 #64CB58

tetradic

#5864CB #CB589E #CBBF58 #58CB86

square

#5864CB #CB589E #CBBF58 #58CB86

split-complementary

#5864CB #CB8658 #9ECB58

monochromatic

#283181 #3743AF #5864CB #878FDA #B5BBE8

Accessibility & contrast

On white

5.12

#5864CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#5864CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5864CB

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5864CB	#FFFFFF	#000000	##FFFFFF
##5864CB	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D73CF

Deuteranopia (green-blind)

#1869C9

Tritanopia (blue-blind)

#127B8E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #5864cb;
/* rgb */ color: rgb(88, 100, 203);
/* oklch */ color: oklch(54.7% 0.158 274.9);

Tailwind

colors: {
  custom: {
    50: '#9090db',
    500: '#5864cb',
    950: '#000000',
  },
}

SCSS

$custom: #5864cb;
$custom-light: #9090db;
$custom-dark: #000000;

JSON

{
  "hex": "#5864cb",
  "rgb": {
    "r": 88,
    "g": 100,
    "b": 203
  },
  "hsl": {
    "h": 233.739,
    "s": 52.511,
    "l": 57.059
  },
  "oklch": {
    "l": 0.54703,
    "c": 0.15816,
    "h": 274.9
  },
  "luminance": 0.15501
}

Semantic roles & 50–950 ramp

primary

#5864CB

secondary

#D7D2A8

accent

#CD4CDC

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5864CB

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

Preview Lab → · Contrast checker → · Palette generator →