#513DCB#513DCB

#513DCB is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.5% C 0.208 H 281.4°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#513DCB
RGB	rgb(81, 61, 203)
HSL	hsl(248, 58%, 52%)
HSV	hsv(248, 70%, 80%)
CMYK	cmyk(60.1%, 70%, 0%, 20.4%)
CIE-LAB	lab(36.74, 47.82, -70.70)
CIE-LCH	lch(36.74, 85.35, 304.07°)
OKLab	oklab(47.53% 0.0411 -0.2037)
OKLCH	oklch(47.53% 0.208 281.4)
XYZ	xyz(15.8382, 9.3975, 57.4676)
Luminance	0.0940 (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

#513DCB #B7CB3D

analogous

#3D70CB #513DCB #983DCB

triadic

#513DCB #CB513D #3DCB51

tetradic

#513DCB #CB3D70 #B7CB3D #3DCB98

square

#513DCB #CB3D70 #B7CB3D #3DCB98

split-complementary

#513DCB #CB983D #70CB3D

monochromatic

#291E70 #3B2BA0 #513DCB #7C6DD8 #A89EE5

Accessibility & contrast

On white

7.29

#513DCB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#513DCB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513DCB

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513DCB	#FFFFFF	#000000	##FFFFFF
##513DCB	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCF

Deuteranopia (green-blind)

#0051C8

Tritanopia (blue-blind)

#006380

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #513dcb;
/* rgb */ color: rgb(81, 61, 203);
/* oklch */ color: oklch(47.5% 0.208 281.4);

Tailwind

colors: {
  custom: {
    50: '#8f75dc',
    500: '#513dcb',
    950: '#000000',
  },
}

SCSS

$custom: #513dcb;
$custom-light: #8f75dc;
$custom-dark: #000000;

JSON

{
  "hex": "#513dcb",
  "rgb": {
    "r": 81,
    "g": 61,
    "b": 203
  },
  "hsl": {
    "h": 248.451,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.47527,
    "c": 0.20786,
    "h": 281.4
  },
  "luminance": 0.09399
}

Semantic roles & 50–950 ramp

primary

#513DCB

secondary

#C8D193

accent

#E147CB

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #513DCB

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

Preview Lab → · Contrast checker → · Palette generator →