#5742CF#5742CF

#5742CF is a mid, highly saturated blue. Relative luminance 0.104; OKLCH L 49.1% C 0.206 H 282.5°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#5742CF
RGB	rgb(87, 66, 207)
HSL	hsl(249, 59%, 54%)
HSV	hsv(249, 68%, 81%)
CMYK	cmyk(58%, 68.1%, 0%, 18.8%)
CIE-LAB	lab(38.60, 47.14, -69.95)
CIE-LCH	lch(38.60, 84.35, 303.97°)
OKLab	oklab(49.09% 0.0446 -0.2014)
OKLCH	oklch(49.09% 0.206 282.5)
XYZ	xyz(17.1377, 10.4265, 60.1288)
Luminance	0.1043 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Bluey Purple

#6241C7

ΔE00 2.03

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5742CF #BACF42

analogous

#4273CF #5742CF #9D42CF

triadic

#5742CF #CF5742 #42CF57

tetradic

#5742CF #CF4273 #BACF42 #42CF9D

square

#5742CF #CF4273 #BACF42 #42CF9D

split-complementary

#5742CF #CF9D42 #73CF42

monochromatic

#2C1F78 #3E2BA9 #5742CF #8273DB #AEA4E8

Accessibility & contrast

On white

6.81

#5742CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#5742CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5742CF

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5742CF	#FFFFFF	#000000	##FFFFFF
##5742CF	1.00	6.81	3.09	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FD3

Deuteranopia (green-blind)

#0056CC

Tritanopia (blue-blind)

#0D6783

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #5742cf;
/* rgb */ color: rgb(87, 66, 207);
/* oklch */ color: oklch(49.1% 0.206 282.5);

Tailwind

colors: {
  custom: {
    50: '#9378df',
    500: '#5742cf',
    950: '#000000',
  },
}

SCSS

$custom: #5742cf;
$custom-light: #9378df;
$custom-dark: #000000;

JSON

{
  "hex": "#5742cf",
  "rgb": {
    "r": 87,
    "g": 66,
    "b": 207
  },
  "hsl": {
    "h": 248.936,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.4909,
    "c": 0.20626,
    "h": 282.5
  },
  "luminance": 0.10428
}

Semantic roles & 50–950 ramp

primary

#5742CF

secondary

#CCD598

accent

#E345CB

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #5742CF

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

Preview Lab → · Contrast checker → · Palette generator →