#513BCC#513BCC

#513BCC is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 47.3% C 0.211 H 281.6°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#513BCC
RGB	rgb(81, 59, 204)
HSL	hsl(249, 59%, 52%)
HSV	hsv(249, 71%, 80%)
CMYK	cmyk(60.3%, 71.1%, 0%, 20%)
CIE-LAB	lab(36.43, 49.22, -71.78)
CIE-LCH	lch(36.43, 87.03, 304.44°)
OKLab	oklab(47.34% 0.0424 -0.2069)
OKLCH	oklch(47.34% 0.211 281.6)
XYZ	xyz(15.8530, 9.2358, 58.0623)
Luminance	0.0924 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 0.73

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513BCC #B6CC3B

analogous

#3B6ECC #513BCC #993BCC

triadic

#513BCC #CC513B #3BCC51

tetradic

#513BCC #CC3B6E #B6CC3B #3BCC99

square

#513BCC #CC3B6E #B6CC3B #3BCC99

split-complementary

#513BCC #CC993B #6ECC3B

monochromatic

#2A1D70 #3C2AA0 #513BCC #7C6CD9 #A79CE5

Accessibility & contrast

On white

7.38

#513BCC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#513BCC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513BCC

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513BCC	#FFFFFF	#000000	##FFFFFF
##513BCC	1.00	7.38	2.85	7.38
#FFFFFF	7.38	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BD0

Deuteranopia (green-blind)

#0050C9

Tritanopia (blue-blind)

#006280

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #513bcc;
/* rgb */ color: rgb(81, 59, 204);
/* oklch */ color: oklch(47.3% 0.211 281.6);

Tailwind

colors: {
  custom: {
    50: '#8f73dd',
    500: '#513bcc',
    950: '#000000',
  },
}

SCSS

$custom: #513bcc;
$custom-light: #8f73dd;
$custom-dark: #000000;

JSON

{
  "hex": "#513bcc",
  "rgb": {
    "r": 81,
    "g": 59,
    "b": 204
  },
  "hsl": {
    "h": 249.103,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.47337,
    "c": 0.21121,
    "h": 281.6
  },
  "luminance": 0.09237
}

Semantic roles & 50–950 ramp

primary

#513BCC

secondary

#C8D192

accent

#E246CA

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #513BCC

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

Preview Lab → · Contrast checker → · Palette generator →