#513D9D#513D9D

#513D9D is a dark, vivid violet. Relative luminance 0.075; OKLCH L 43.6% C 0.149 H 288.2°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#513D9D
RGB	rgb(81, 61, 157)
HSL	hsl(253, 44%, 43%)
HSV	hsv(253, 61%, 62%)
CMYK	cmyk(48.4%, 61.1%, 0%, 38.4%)
CIE-LAB	lab(32.96, 33.68, -49.59)
CIE-LCH	lch(32.96, 59.95, 304.19°)
OKLab	oklab(43.63% 0.0466 -0.1418)
OKLCH	oklch(43.63% 0.149 288.2)
XYZ	xyz(11.1461, 7.5207, 32.7561)
Luminance	0.0752 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513D9D #899D3D

analogous

#3D599D #513D9D #813D9D

triadic

#513D9D #9D513D #3D9D51

tetradic

#513D9D #9D3D59 #899D3D #3D9D81

square

#513D9D #9D3D59 #899D3D #3D9D81

split-complementary

#513D9D #9D813D #599D3D

monochromatic

#241B45 #3A2C71 #513D9D #6E59BE #9485D0

Accessibility & contrast

On white

8.39

#513D9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#513D9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513D9D

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513D9D	#FFFFFF	#000000	##FFFFFF
##513D9D	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A0

Deuteranopia (green-blind)

#004B9B

Tritanopia (blue-blind)

#385367

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #513d9d;
/* rgb */ color: rgb(81, 61, 157);
/* oklch */ color: oklch(43.6% 0.149 288.2);

Tailwind

colors: {
  custom: {
    50: '#8873bb',
    500: '#513d9d',
    950: '#000000',
  },
}

SCSS

$custom: #513d9d;
$custom-light: #8873bb;
$custom-dark: #000000;

JSON

{
  "hex": "#513d9d",
  "rgb": {
    "r": 81,
    "g": 61,
    "b": 157
  },
  "hsl": {
    "h": 252.5,
    "s": 44.037,
    "l": 42.745
  },
  "oklch": {
    "l": 0.43626,
    "c": 0.14923,
    "h": 288.2
  },
  "luminance": 0.07521
}

Semantic roles & 50–950 ramp

primary

#513D9D

secondary

#ADBA7C

accent

#D454B9

background

#F8F7FB

surface

#F0EDF6

border

#CBC8D0

text

#0C0812

muted

#7D7B81

Preview Lab

Preview with #513D9D

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

Preview Lab → · Contrast checker → · Palette generator →