#5656CB#5656CB

#5656CB is a mid, vivid blue. Relative luminance 0.129; OKLCH L 52.0% C 0.177 H 278.3°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#5656CB
RGB	rgb(86, 86, 203)
HSL	hsl(240, 53%, 57%)
HSV	hsv(240, 58%, 80%)
CMYK	cmyk(57.6%, 57.6%, 0%, 20.4%)
CIE-LAB	lab(42.68, 33.89, -60.99)
CIE-LCH	lch(42.68, 69.78, 299.06°)
OKLab	oklab(51.95% 0.0255 -0.175)
OKLCH	oklch(51.95% 0.177 278.3)
XYZ	xyz(17.9416, 12.9445, 58.0414)
Luminance	0.1295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5656CB #CBCB56

analogous

#5691CB #5656CB #9156CB

triadic

#5656CB #CB5656 #56CB56

tetradic

#5656CB #CB5691 #CBCB56 #56CB91

square

#5656CB #CB5691 #CBCB56 #56CB91

split-complementary

#5656CB #CB9156 #91CB56

monochromatic

#27277F #3636AE #5656CB #8585D9 #B4B4E8

Accessibility & contrast

On white

5.85

#5656CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#5656CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5656CB

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5656CB	#FFFFFF	#000000	##FFFFFF
##5656CB	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACF

Deuteranopia (green-blind)

#0060C9

Tritanopia (blue-blind)

#0A7288

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5656cb;
/* rgb */ color: rgb(86, 86, 203);
/* oklch */ color: oklch(52.0% 0.177 278.3);

Tailwind

colors: {
  custom: {
    50: '#9085dc',
    500: '#5656cb',
    950: '#000000',
  },
}

SCSS

$custom: #5656cb;
$custom-light: #9085dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5656cb",
  "rgb": {
    "r": 86,
    "g": 86,
    "b": 203
  },
  "hsl": {
    "h": 240,
    "s": 52.941,
    "l": 56.667
  },
  "oklch": {
    "l": 0.51952,
    "c": 0.17688,
    "h": 278.3
  },
  "luminance": 0.12946
}

Semantic roles & 50–950 ramp

primary

#5656CB

secondary

#D6D6A6

accent

#DC4BDC

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5656CB

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

Preview Lab → · Contrast checker → · Palette generator →