#513DCC#513DCC

#513DCC is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.6% C 0.209 H 281.3°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#513DCC
RGB	rgb(81, 61, 204)
HSL	hsl(248, 58%, 52%)
HSV	hsv(248, 70%, 80%)
CMYK	cmyk(60.3%, 70.1%, 0%, 20%)
CIE-LAB	lab(36.83, 48.13, -71.13)
CIE-LCH	lch(36.83, 85.89, 304.08°)
OKLab	oklab(47.62% 0.0409 -0.205)
OKLCH	oklch(47.62% 0.209 281.3)
XYZ	xyz(15.9577, 9.4453, 58.0973)
Luminance	0.0945 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513DCC #B8CC3D

analogous

#3D70CC #513DCC #993DCC

triadic

#513DCC #CC513D #3DCC51

tetradic

#513DCC #CC3D70 #B8CC3D #3DCC99

square

#513DCC #CC3D70 #B8CC3D #3DCC99

split-complementary

#513DCC #CC993D #70CC3D

monochromatic

#291E71 #3B2AA1 #513DCC #7C6DD9 #A89EE5

Accessibility & contrast

On white

7.27

#513DCC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#513DCC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513DCC

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513DCC	#FFFFFF	#000000	##FFFFFF
##513DCC	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CD0

Deuteranopia (green-blind)

#0051C9

Tritanopia (blue-blind)

#006480

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #513dcc;
/* rgb */ color: rgb(81, 61, 204);
/* oklch */ color: oklch(47.6% 0.209 281.3);

Tailwind

colors: {
  custom: {
    50: '#8f75dd',
    500: '#513dcc',
    950: '#000000',
  },
}

SCSS

$custom: #513dcc;
$custom-light: #8f75dd;
$custom-dark: #000000;

JSON

{
  "hex": "#513dcc",
  "rgb": {
    "r": 81,
    "g": 61,
    "b": 204
  },
  "hsl": {
    "h": 248.392,
    "s": 58.367,
    "l": 51.961
  },
  "oklch": {
    "l": 0.47618,
    "c": 0.20907,
    "h": 281.3
  },
  "luminance": 0.09446
}

Semantic roles & 50–950 ramp

primary

#513DCC

secondary

#C9D293

accent

#E246CC

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #513DCC

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

Preview Lab → · Contrast checker → · Palette generator →