#513ACD#513ACD

#513ACD is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 47.3% C 0.213 H 281.6°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#513ACD
RGB	rgb(81, 58, 205)
HSL	hsl(249, 60%, 52%)
HSV	hsv(249, 72%, 80%)
CMYK	cmyk(60.5%, 71.7%, 0%, 19.6%)
CIE-LAB	lab(36.33, 50.06, -72.53)
CIE-LCH	lch(36.33, 88.13, 304.61°)
OKLab	oklab(47.29% 0.043 -0.2091)
OKLCH	oklch(47.29% 0.213 281.6)
XYZ	xyz(15.9224, 9.1821, 58.6790)
Luminance	0.0918 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 0.60

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513ACD #B6CD3A

analogous

#3A6DCD #513ACD #9B3ACD

triadic

#513ACD #CD513A #3ACD51

tetradic

#513ACD #CD3A6D #B6CD3A #3ACD9B

square

#513ACD #CD3A6D #B6CD3A #3ACD9B

split-complementary

#513ACD #CD9B3A #6DCD3A

monochromatic

#2A1C70 #3C29A1 #513ACD #7C6BD9 #A79CE6

Accessibility & contrast

On white

7.40

#513ACD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#513ACD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513ACD

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513ACD	#FFFFFF	#000000	##FFFFFF
##513ACD	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AD1

Deuteranopia (green-blind)

#0050CA

Tritanopia (blue-blind)

#006280

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #513acd;
/* rgb */ color: rgb(81, 58, 205);
/* oklch */ color: oklch(47.3% 0.213 281.6);

Tailwind

colors: {
  custom: {
    50: '#9073dd',
    500: '#513acd',
    950: '#000000',
  },
}

SCSS

$custom: #513acd;
$custom-light: #9073dd;
$custom-dark: #000000;

JSON

{
  "hex": "#513acd",
  "rgb": {
    "r": 81,
    "g": 58,
    "b": 205
  },
  "hsl": {
    "h": 249.388,
    "s": 59.514,
    "l": 51.569
  },
  "oklch": {
    "l": 0.47293,
    "c": 0.21346,
    "h": 281.6
  },
  "luminance": 0.09183
}

Semantic roles & 50–950 ramp

primary

#513ACD

secondary

#C8D291

accent

#E345CA

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #513ACD

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

Preview Lab → · Contrast checker → · Palette generator →