#513BCD#513BCD

#513BCD is a mid, highly saturated blue. Relative luminance 0.093; OKLCH L 47.4% C 0.212 H 281.5°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#513BCD
RGB	rgb(81, 59, 205)
HSL	hsl(249, 59%, 52%)
HSV	hsv(249, 71%, 80%)
CMYK	cmyk(60.5%, 71.2%, 0%, 19.6%)
CIE-LAB	lab(36.53, 49.52, -72.21)
CIE-LCH	lch(36.53, 87.56, 304.44°)
OKLab	oklab(47.43% 0.0422 -0.2082)
OKLCH	oklch(47.43% 0.212 281.5)
XYZ	xyz(15.9733, 9.2839, 58.6960)
Luminance	0.0929 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 0.74

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513BCD #B7CD3B

analogous

#3B6ECD #513BCD #9A3BCD

triadic

#513BCD #CD513B #3BCD51

tetradic

#513BCD #CD3B6E #B7CD3B #3BCD9A

square

#513BCD #CD3B6E #B7CD3B #3BCD9A

split-complementary

#513BCD #CD9A3B #6ECD3B

monochromatic

#291D71 #3B29A2 #513BCD #7C6CD9 #A89DE6

Accessibility & contrast

On white

7.35

#513BCD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#513BCD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513BCD

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513BCD	#FFFFFF	#000000	##FFFFFF
##513BCD	1.00	7.35	2.86	7.35
#FFFFFF	7.35	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BD1

Deuteranopia (green-blind)

#0051CA

Tritanopia (blue-blind)

#006380

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #513bcd;
/* rgb */ color: rgb(81, 59, 205);
/* oklch */ color: oklch(47.4% 0.212 281.5);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#513bcd",
  "rgb": {
    "r": 81,
    "g": 59,
    "b": 205
  },
  "hsl": {
    "h": 249.041,
    "s": 59.35,
    "l": 51.765
  },
  "oklch": {
    "l": 0.4743,
    "c": 0.21241,
    "h": 281.5
  },
  "luminance": 0.09285
}

Semantic roles & 50–950 ramp

primary

#513BCD

secondary

#C8D292

accent

#E345CB

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #513BCD

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

Preview Lab → · Contrast checker → · Palette generator →