#513AB0#513AB0

#513AB0 is a dark, vivid violet. Relative luminance 0.079; OKLCH L 44.7% C 0.178 H 285.6°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#513AB0
RGB	rgb(81, 58, 176)
HSL	hsl(252, 50%, 46%)
HSV	hsv(252, 67%, 69%)
CMYK	cmyk(54%, 67%, 0%, 31%)
CIE-LAB	lab(33.79, 41.26, -59.65)
CIE-LCH	lch(33.79, 72.53, 304.68°)
OKLab	oklab(44.7% 0.0479 -0.1713)
OKLCH	oklch(44.7% 0.178 285.6)
XYZ	xyz(12.7405, 7.9093, 41.9212)
Luminance	0.0791 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.36

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513AB0 #99B03A

analogous

#3A5EB0 #513AB0 #8C3AB0

triadic

#513AB0 #B0513A #3AB051

tetradic

#513AB0 #B03A5E #99B03A #3AB08C

square

#513AB0 #B03A5E #99B03A #3AB08C

split-complementary

#513AB0 #B08C3A #5EB03A

monochromatic

#271C54 #3C2B82 #513AB0 #735DCA #9B8BD9

Accessibility & contrast

On white

8.13

#513AB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#513AB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513AB0

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513AB0	#FFFFFF	#000000	##FFFFFF
##513AB0	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B4

Deuteranopia (green-blind)

#004CAE

Tritanopia (blue-blind)

#295870

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #513ab0;
/* rgb */ color: rgb(81, 58, 176);
/* oklch */ color: oklch(44.7% 0.178 285.6);

Tailwind

colors: {
  custom: {
    50: '#8b72c9',
    500: '#513ab0',
    950: '#000000',
  },
}

SCSS

$custom: #513ab0;
$custom-light: #8b72c9;
$custom-dark: #000000;

JSON

{
  "hex": "#513ab0",
  "rgb": {
    "r": 81,
    "g": 58,
    "b": 176
  },
  "hsl": {
    "h": 251.695,
    "s": 50.427,
    "l": 45.882
  },
  "oklch": {
    "l": 0.44696,
    "c": 0.17792,
    "h": 285.6
  },
  "luminance": 0.0791
}

Semantic roles & 50–950 ramp

primary

#513AB0

secondary

#B7C382

accent

#DA4EBF

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #513AB0

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

Preview Lab → · Contrast checker → · Palette generator →