#5743CF#5743CF

#5743CF is a mid, highly saturated blue. Relative luminance 0.105; OKLCH L 49.2% C 0.205 H 282.3°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#5743CF
RGB	rgb(87, 67, 207)
HSL	hsl(249, 59%, 54%)
HSV	hsv(249, 68%, 81%)
CMYK	cmyk(58%, 67.6%, 0%, 18.8%)
CIE-LAB	lab(38.80, 46.58, -69.62)
CIE-LCH	lch(38.80, 83.76, 303.79°)
OKLab	oklab(49.24% 0.0437 -0.2004)
OKLCH	oklch(49.24% 0.205 282.3)
XYZ	xyz(17.1966, 10.5444, 60.1485)
Luminance	0.1055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Bluey Purple

#6241C7

ΔE00 2.11

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5743CF #BBCF43

analogous

#4375CF #5743CF #9D43CF

triadic

#5743CF #CF5743 #43CF57

tetradic

#5743CF #CF4375 #BBCF43 #43CF9D

square

#5743CF #CF4375 #BBCF43 #43CF9D

split-complementary

#5743CF #CF9D43 #75CF43

monochromatic

#2C1F79 #3D2BAA #5743CF #8374DB #AEA5E8

Accessibility & contrast

On white

6.75

#5743CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#5743CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5743CF

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5743CF	#FFFFFF	#000000	##FFFFFF
##5743CF	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060D3

Deuteranopia (green-blind)

#0056CC

Tritanopia (blue-blind)

#0C6784

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #5743cf;
/* rgb */ color: rgb(87, 67, 207);
/* oklch */ color: oklch(49.2% 0.205 282.3);

Tailwind

colors: {
  custom: {
    50: '#9279df',
    500: '#5743cf',
    950: '#000000',
  },
}

SCSS

$custom: #5743cf;
$custom-light: #9279df;
$custom-dark: #000000;

JSON

{
  "hex": "#5743cf",
  "rgb": {
    "r": 87,
    "g": 67,
    "b": 207
  },
  "hsl": {
    "h": 248.571,
    "s": 59.322,
    "l": 53.725
  },
  "oklch": {
    "l": 0.49237,
    "c": 0.20513,
    "h": 282.3
  },
  "luminance": 0.10546
}

Semantic roles & 50–950 ramp

primary

#5743CF

secondary

#CCD599

accent

#E345CC

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #5743CF

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

Preview Lab → · Contrast checker → · Palette generator →