#513FAB#513FAB

#513FAB is a mid, vivid violet. Relative luminance 0.082; OKLCH L 45.1% C 0.165 H 285.3°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#513FAB
RGB	rgb(81, 63, 171)
HSL	hsl(250, 46%, 46%)
HSV	hsv(250, 63%, 67%)
CMYK	cmyk(52.6%, 63.2%, 0%, 32.9%)
CIE-LAB	lab(34.49, 36.79, -55.54)
CIE-LCH	lch(34.49, 66.62, 303.52°)
OKLab	oklab(45.07% 0.0435 -0.1593)
OKLCH	oklch(45.07% 0.165 285.3)
XYZ	xyz(12.5193, 8.2440, 39.4518)
Luminance	0.0824 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.77

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513FAB #99AB3F

analogous

#3F63AB #513FAB #873FAB

triadic

#513FAB #AB513F #3FAB51

tetradic

#513FAB #AB3F63 #99AB3F #3FAB87

square

#513FAB #AB3F63 #99AB3F #3FAB87

split-complementary

#513FAB #AB873F #63AB3F

monochromatic

#271E52 #3C2F7E #513FAB #7362C5 #9B8FD6

Accessibility & contrast

On white

7.93

#513FAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#513FAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513FAB

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513FAB	#FFFFFF	#000000	##FFFFFF
##513FAB	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AE

Deuteranopia (green-blind)

#004EA9

Tritanopia (blue-blind)

#2D596F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #513fab;
/* rgb */ color: rgb(81, 63, 171);
/* oklch */ color: oklch(45.1% 0.165 285.3);

Tailwind

colors: {
  custom: {
    50: '#8a75c5',
    500: '#513fab',
    950: '#000000',
  },
}

SCSS

$custom: #513fab;
$custom-light: #8a75c5;
$custom-dark: #000000;

JSON

{
  "hex": "#513fab",
  "rgb": {
    "r": 81,
    "g": 63,
    "b": 171
  },
  "hsl": {
    "h": 250,
    "s": 46.154,
    "l": 45.882
  },
  "oklch": {
    "l": 0.45073,
    "c": 0.1651,
    "h": 285.3
  },
  "luminance": 0.08245
}

Semantic roles & 50–950 ramp

primary

#513FAB

secondary

#B7C185

accent

#D652C0

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #513FAB

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

Preview Lab → · Contrast checker → · Palette generator →