#5751DC#5751DC

#5751DC is a mid, highly saturated blue. Relative luminance 0.131; OKLCH L 52.5% C 0.205 H 278.6°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#5751DC
RGB	rgb(87, 81, 220)
HSL	hsl(243, 67%, 59%)
HSV	hsv(243, 63%, 86%)
CMYK	cmyk(60.5%, 63.2%, 0%, 13.7%)
CIE-LAB	lab(42.88, 42.55, -70.42)
CIE-LCH	lch(42.88, 82.28, 301.14°)
OKLab	oklab(52.52% 0.0306 -0.2027)
OKLCH	oklch(52.52% 0.205 278.6)
XYZ	xyz(19.7870, 13.0769, 69.1777)
Luminance	0.1308 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5751DC #D6DC51

analogous

#5191DC #5751DC #9D51DC

triadic

#5751DC #DC5751 #51DC57

tetradic

#5751DC #DC5191 #D6DC51 #51DC9D

square

#5751DC #DC5191 #D6DC51 #51DC9D

split-complementary

#5751DC #DC9D51 #91DC51

monochromatic

#231E95 #2F28C8 #5751DC #8884E6 #B9B7F0

Accessibility & contrast

On white

5.81

#5751DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#5751DC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5751DC

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5751DC	#FFFFFF	#000000	##FFFFFF
##5751DC	1.00	5.81	3.62	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE0

Deuteranopia (green-blind)

#0060D9

Tritanopia (blue-blind)

#00748F

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5751dc;
/* rgb */ color: rgb(87, 81, 220);
/* oklch */ color: oklch(52.5% 0.205 278.6);

Tailwind

colors: {
  custom: {
    50: '#9482e8',
    500: '#5751dc',
    950: '#000000',
  },
}

SCSS

$custom: #5751dc;
$custom-light: #9482e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5751dc",
  "rgb": {
    "r": 87,
    "g": 81,
    "b": 220
  },
  "hsl": {
    "h": 242.59,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.52521,
    "c": 0.20503,
    "h": 278.6
  },
  "luminance": 0.13078
}

Semantic roles & 50–950 ramp

primary

#5751DC

secondary

#DDE0A9

accent

#E93EE2

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #5751DC

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

Preview Lab → · Contrast checker → · Palette generator →