#5748CF#5748CF

#5748CF is a mid, vivid blue. Relative luminance 0.112; OKLCH L 50.0% C 0.199 H 281.4°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#5748CF
RGB	rgb(87, 72, 207)
HSL	hsl(247, 58%, 55%)
HSV	hsv(247, 65%, 81%)
CMYK	cmyk(58%, 65.2%, 0%, 18.8%)
CIE-LAB	lab(39.86, 43.72, -67.89)
CIE-LCH	lch(39.86, 80.75, 302.78°)
OKLab	oklab(50% 0.0395 -0.1953)
OKLCH	oklch(50% 0.199 281.4)
XYZ	xyz(17.5068, 11.1648, 60.2519)
Luminance	0.1117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Bluey Purple

#6241C7

ΔE00 2.85

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5748CF #C0CF48

analogous

#487CCF #5748CF #9B48CF

triadic

#5748CF #CF5748 #48CF57

tetradic

#5748CF #CF487C #C0CF48 #48CF9B

square

#5748CF #CF487C #C0CF48 #48CF9B

split-complementary

#5748CF #CF9B48 #7CCF48

monochromatic

#2B217C #3B2DAD #5748CF #8478DC #B0A9E8

Accessibility & contrast

On white

6.50

#5748CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#5748CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5748CF

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5748CF	#FFFFFF	#000000	##FFFFFF
##5748CF	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063D3

Deuteranopia (green-blind)

#0059CC

Tritanopia (blue-blind)

#0A6A85

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #5748cf;
/* rgb */ color: rgb(87, 72, 207);
/* oklch */ color: oklch(50.0% 0.199 281.4);

Tailwind

colors: {
  custom: {
    50: '#927cdf',
    500: '#5748cf',
    950: '#000000',
  },
}

SCSS

$custom: #5748cf;
$custom-light: #927cdf;
$custom-dark: #000000;

JSON

{
  "hex": "#5748cf",
  "rgb": {
    "r": 87,
    "g": 72,
    "b": 207
  },
  "hsl": {
    "h": 246.667,
    "s": 58.442,
    "l": 54.706
  },
  "oklch": {
    "l": 0.49998,
    "c": 0.1993,
    "h": 281.4
  },
  "luminance": 0.11166
}

Semantic roles & 50–950 ramp

primary

#5748CF

secondary

#D0D69D

accent

#E246D0

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #5748CF

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

Preview Lab → · Contrast checker → · Palette generator →