#513DBD#513DBD

#513DBD is a mid, vivid blue. Relative luminance 0.088; OKLCH L 46.3% C 0.191 H 283.2°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#513DBD
RGB	rgb(81, 61, 189)
HSL	hsl(249, 51%, 49%)
HSV	hsv(249, 68%, 74%)
CMYK	cmyk(57.1%, 67.7%, 0%, 25.9%)
CIE-LAB	lab(35.52, 43.53, -64.52)
CIE-LCH	lch(35.52, 77.83, 304.01°)
OKLab	oklab(46.28% 0.0434 -0.1856)
OKLCH	oklch(46.28% 0.191 283.2)
XYZ	xyz(14.2446, 8.7600, 49.0745)
Luminance	0.0876 (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

#513DBD #A9BD3D

analogous

#3D69BD #513DBD #913DBD

triadic

#513DBD #BD513D #3DBD51

tetradic

#513DBD #BD3D69 #A9BD3D #3DBD91

square

#513DBD #BD3D69 #A9BD3D #3DBD91

split-complementary

#513DBD #BD913D #69BD3D

monochromatic

#291F60 #3D2E8F #513DBD #7969CE #A297DD

Accessibility & contrast

On white

7.63

#513DBD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#513DBD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513DBD

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513DBD	#FFFFFF	#000000	##FFFFFF
##513DBD	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C1

Deuteranopia (green-blind)

#004FBB

Tritanopia (blue-blind)

#175E78

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #513dbd;
/* rgb */ color: rgb(81, 61, 189);
/* oklch */ color: oklch(46.3% 0.191 283.2);

Tailwind

colors: {
  custom: {
    50: '#8d74d2',
    500: '#513dbd',
    950: '#000000',
  },
}

SCSS

$custom: #513dbd;
$custom-light: #8d74d2;
$custom-dark: #000000;

JSON

{
  "hex": "#513dbd",
  "rgb": {
    "r": 81,
    "g": 61,
    "b": 189
  },
  "hsl": {
    "h": 249.375,
    "s": 51.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.46277,
    "c": 0.19064,
    "h": 283.2
  },
  "luminance": 0.08761
}

Semantic roles & 50–950 ramp

primary

#513DBD

secondary

#C0C98D

accent

#DB4DC5

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #513DBD

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

Preview Lab → · Contrast checker → · Palette generator →