#5863CF#5863CF

#5863CF is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.8% C 0.165 H 275.2°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#5863CF
RGB	rgb(88, 99, 207)
HSL	hsl(234, 55%, 58%)
HSV	hsv(234, 57%, 81%)
CMYK	cmyk(57.5%, 52.2%, 0%, 18.8%)
CIE-LAB	lab(46.31, 27.53, -57.41)
CIE-LCH	lch(46.31, 63.67, 295.62°)
OKLab	oklab(54.79% 0.0149 -0.1643)
OKLCH	oklch(54.79% 0.165 275.2)
XYZ	xyz(19.7452, 15.5019, 60.9711)
Luminance	0.1550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5863CF #CFC458

analogous

#589ECF #5863CF #8958CF

triadic

#5863CF #CF5863 #63CF58

tetradic

#5863CF #CF589E #CFC458 #58CF89

square

#5863CF #CF589E #CFC458 #58CF89

split-complementary

#5863CF #CF8958 #9ECF58

monochromatic

#272F86 #3440B6 #5863CF #888FDD #B7BCEA

Accessibility & contrast

On white

5.12

#5863CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#5863CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5863CF

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5863CF	#FFFFFF	#000000	##FFFFFF
##5863CF	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)

#2573D3

Deuteranopia (green-blind)

#0369CD

Tritanopia (blue-blind)

#057C8F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #5863cf;
/* rgb */ color: rgb(88, 99, 207);
/* oklch */ color: oklch(54.8% 0.165 275.2);

Tailwind

colors: {
  custom: {
    50: '#918fde',
    500: '#5863cf',
    950: '#000000',
  },
}

SCSS

$custom: #5863cf;
$custom-light: #918fde;
$custom-dark: #000000;

JSON

{
  "hex": "#5863cf",
  "rgb": {
    "r": 88,
    "g": 99,
    "b": 207
  },
  "hsl": {
    "h": 234.454,
    "s": 55.349,
    "l": 57.843
  },
  "oklch": {
    "l": 0.54788,
    "c": 0.165,
    "h": 275.2
  },
  "luminance": 0.15503
}

Semantic roles & 50–950 ramp

primary

#5863CF

secondary

#D9D5AA

accent

#D149DF

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #5863CF

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

Preview Lab → · Contrast checker → · Palette generator →