#513FD1#513FD1

#513FD1 is a mid, highly saturated blue. Relative luminance 0.099; OKLCH L 48.4% C 0.213 H 280.4°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#513FD1
RGB	rgb(81, 63, 209)
HSL	hsl(247, 61%, 53%)
HSV	hsv(247, 70%, 82%)
CMYK	cmyk(61.2%, 69.9%, 0%, 18%)
CIE-LAB	lab(37.67, 48.56, -72.64)
CIE-LCH	lch(37.67, 87.37, 303.76°)
OKLab	oklab(48.36% 0.0386 -0.2094)
OKLCH	oklch(48.36% 0.213 280.4)
XYZ	xyz(16.6758, 9.9066, 61.3426)
Luminance	0.0991 (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

#513FD1 #BFD13F

analogous

#3F76D1 #513FD1 #9A3FD1

triadic

#513FD1 #D1513F #3FD151

tetradic

#513FD1 #D13F76 #BFD13F #3FD19A

square

#513FD1 #D13F76 #BFD13F #3FD19A

split-complementary

#513FD1 #D19A3F #76D13F

monochromatic

#281D79 #3929AA #513FD1 #7E70DD #AAA2E9

Accessibility & contrast

On white

7.04

#513FD1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#513FD1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513FD1

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513FD1	#FFFFFF	#000000	##FFFFFF
##513FD1	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED5

Deuteranopia (green-blind)

#0053CE

Tritanopia (blue-blind)

#006683

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #513fd1;
/* rgb */ color: rgb(81, 63, 209);
/* oklch */ color: oklch(48.4% 0.213 280.4);

Tailwind

colors: {
  custom: {
    50: '#9076e0',
    500: '#513fd1',
    950: '#000000',
  },
}

SCSS

$custom: #513fd1;
$custom-light: #9076e0;
$custom-dark: #000000;

JSON

{
  "hex": "#513fd1",
  "rgb": {
    "r": 81,
    "g": 63,
    "b": 209
  },
  "hsl": {
    "h": 247.397,
    "s": 61.345,
    "l": 53.333
  },
  "oklch": {
    "l": 0.48359,
    "c": 0.21296,
    "h": 280.4
  },
  "luminance": 0.09908
}

Semantic roles & 50–950 ramp

primary

#513FD1

secondary

#CED597

accent

#E443D1

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #513FD1

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

Preview Lab → · Contrast checker → · Palette generator →