#513FBD#513FBD

#513FBD is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.6% C 0.188 H 282.8°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#513FBD
RGB	rgb(81, 63, 189)
HSL	hsl(249, 50%, 49%)
HSV	hsv(249, 67%, 74%)
CMYK	cmyk(57.1%, 66.7%, 0%, 25.9%)
CIE-LAB	lab(35.94, 42.38, -63.83)
CIE-LCH	lch(35.94, 76.61, 303.58°)
OKLab	oklab(46.58% 0.0416 -0.1836)
OKLCH	oklch(46.58% 0.188 282.8)
XYZ	xyz(14.3533, 8.9776, 49.1107)
Luminance	0.0898 (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

#513FBD #ABBD3F

analogous

#3F6CBD #513FBD #903FBD

triadic

#513FBD #BD513F #3FBD51

tetradic

#513FBD #BD3F6C #ABBD3F #3FBD90

square

#513FBD #BD3F6C #ABBD3F #3FBD90

split-complementary

#513FBD #BD903F #6CBD3F

monochromatic

#2A2061 #3D308F #513FBD #796BCE #A399DD

Accessibility & contrast

On white

7.51

#513FBD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#513FBD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513FBD

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513FBD	#FFFFFF	#000000	##FFFFFF
##513FBD	1.00	7.51	2.80	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C1

Deuteranopia (green-blind)

#0050BB

Tritanopia (blue-blind)

#175F78

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #513fbd;
/* rgb */ color: rgb(81, 63, 189);
/* oklch */ color: oklch(46.6% 0.188 282.8);

Tailwind

colors: {
  custom: {
    50: '#8d75d2',
    500: '#513fbd',
    950: '#000000',
  },
}

SCSS

$custom: #513fbd;
$custom-light: #8d75d2;
$custom-dark: #000000;

JSON

{
  "hex": "#513fbd",
  "rgb": {
    "r": 81,
    "g": 63,
    "b": 189
  },
  "hsl": {
    "h": 248.571,
    "s": 50,
    "l": 49.412
  },
  "oklch": {
    "l": 0.46582,
    "c": 0.18827,
    "h": 282.8
  },
  "luminance": 0.08978
}

Semantic roles & 50–950 ramp

primary

#513FBD

secondary

#C1C98F

accent

#DA4EC6

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #513FBD

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

Preview Lab → · Contrast checker → · Palette generator →