#513DD1#513DD1

#513DD1 is a mid, highly saturated blue. Relative luminance 0.097; OKLCH L 48.1% C 0.215 H 280.7°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#513DD1
RGB	rgb(81, 61, 209)
HSL	hsl(248, 62%, 53%)
HSV	hsv(248, 71%, 82%)
CMYK	cmyk(61.2%, 70.8%, 0%, 18%)
CIE-LAB	lab(37.28, 49.65, -73.29)
CIE-LCH	lch(37.28, 88.53, 304.12°)
OKLab	oklab(48.08% 0.04 -0.2113)
OKLCH	oklch(48.08% 0.215 280.7)
XYZ	xyz(16.5671, 9.6890, 61.3064)
Luminance	0.0969 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.30

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513DD1 #BDD13D

analogous

#3D73D1 #513DD1 #9B3DD1

triadic

#513DD1 #D1513D #3DD151

tetradic

#513DD1 #D13D73 #BDD13D #3DD19B

square

#513DD1 #D13D73 #BDD13D #3DD19B

split-complementary

#513DD1 #D19B3D #73D13D

monochromatic

#291C77 #3928A9 #513DD1 #7D6EDD #AAA0E8

Accessibility & contrast

On white

7.15

#513DD1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#513DD1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513DD1

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513DD1	#FFFFFF	#000000	##FFFFFF
##513DD1	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD5

Deuteranopia (green-blind)

#0052CE

Tritanopia (blue-blind)

#006583

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #513dd1;
/* rgb */ color: rgb(81, 61, 209);
/* oklch */ color: oklch(48.1% 0.215 280.7);

Tailwind

colors: {
  custom: {
    50: '#9075e0',
    500: '#513dd1',
    950: '#000000',
  },
}

SCSS

$custom: #513dd1;
$custom-light: #9075e0;
$custom-dark: #000000;

JSON

{
  "hex": "#513dd1",
  "rgb": {
    "r": 81,
    "g": 61,
    "b": 209
  },
  "hsl": {
    "h": 248.108,
    "s": 61.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.48077,
    "c": 0.2151,
    "h": 280.7
  },
  "luminance": 0.0969
}

Semantic roles & 50–950 ramp

primary

#513DD1

secondary

#CCD595

accent

#E543CF

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #513DD1

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

Preview Lab → · Contrast checker → · Palette generator →