#5742C8#5742C8

#5742C8 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 48.5% C 0.198 H 283.3°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#5742C8
RGB	rgb(87, 66, 200)
HSL	hsl(249, 55%, 52%)
HSV	hsv(249, 67%, 78%)
CMYK	cmyk(56.5%, 67%, 0%, 21.6%)
CIE-LAB	lab(38.01, 45.01, -66.86)
CIE-LCH	lch(38.01, 80.60, 303.95°)
OKLab	oklab(48.48% 0.0456 -0.1923)
OKLCH	oklch(48.48% 0.198 283.3)
XYZ	xyz(16.3008, 10.0918, 55.7213)
Luminance	0.1009 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5742C8 #B3C842

analogous

#4270C8 #5742C8 #9A42C8

triadic

#5742C8 #C85742 #42C857

tetradic

#5742C8 #C84270 #B3C842 #42C89A

square

#5742C8 #C84270 #B3C842 #42C89A

split-complementary

#5742C8 #C89A42 #70C842

monochromatic

#2D206F #402E9F #5742C8 #8171D6 #ABA1E4

Accessibility & contrast

On white

6.96

#5742C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#5742C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5742C8

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5742C8	#FFFFFF	#000000	##FFFFFF
##5742C8	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ECC

Deuteranopia (green-blind)

#0055C5

Tritanopia (blue-blind)

#1D647F

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #5742c8;
/* rgb */ color: rgb(87, 66, 200);
/* oklch */ color: oklch(48.5% 0.198 283.3);

Tailwind

colors: {
  custom: {
    50: '#9178da',
    500: '#5742c8',
    950: '#000000',
  },
}

SCSS

$custom: #5742c8;
$custom-light: #9178da;
$custom-dark: #000000;

JSON

{
  "hex": "#5742c8",
  "rgb": {
    "r": 87,
    "g": 66,
    "b": 200
  },
  "hsl": {
    "h": 249.403,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.48483,
    "c": 0.19765,
    "h": 283.3
  },
  "luminance": 0.10093
}

Semantic roles & 50–950 ramp

primary

#5742C8

secondary

#C7D096

accent

#DE4AC7

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #5742C8

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

Preview Lab → · Contrast checker → · Palette generator →