#513FCF#513FCF

#513FCF is a mid, highly saturated blue. Relative luminance 0.098; OKLCH L 48.2% C 0.211 H 280.7°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#513FCF
RGB	rgb(81, 63, 207)
HSL	hsl(248, 60%, 53%)
HSV	hsv(248, 70%, 81%)
CMYK	cmyk(60.9%, 69.6%, 0%, 18.8%)
CIE-LAB	lab(37.50, 47.94, -71.78)
CIE-LCH	lch(37.50, 86.32, 303.74°)
OKLab	oklab(48.18% 0.0389 -0.2069)
OKLCH	oklch(48.18% 0.211 280.7)
XYZ	xyz(16.4298, 9.8081, 60.0468)
Luminance	0.0981 (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

#513FCF #BDCF3F

analogous

#3F75CF #513FCF #993FCF

triadic

#513FCF #CF513F #3FCF51

tetradic

#513FCF #CF3F75 #BDCF3F #3FCF99

square

#513FCF #CF3F75 #BDCF3F #3FCF99

split-complementary

#513FCF #CF993F #75CF3F

monochromatic

#291E76 #392AA7 #513FCF #7D70DB #AAA1E7

Accessibility & contrast

On white

7.09

#513FCF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#513FCF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513FCF

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513FCF	#FFFFFF	#000000	##FFFFFF
##513FCF	1.00	7.09	2.96	7.09
#FFFFFF	7.09	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD3

Deuteranopia (green-blind)

#0053CC

Tritanopia (blue-blind)

#006682

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #513fcf;
/* rgb */ color: rgb(81, 63, 207);
/* oklch */ color: oklch(48.2% 0.211 280.7);

Tailwind

colors: {
  custom: {
    50: '#9076df',
    500: '#513fcf',
    950: '#000000',
  },
}

SCSS

$custom: #513fcf;
$custom-light: #9076df;
$custom-dark: #000000;

JSON

{
  "hex": "#513fcf",
  "rgb": {
    "r": 81,
    "g": 63,
    "b": 207
  },
  "hsl": {
    "h": 247.5,
    "s": 60,
    "l": 52.941
  },
  "oklch": {
    "l": 0.48177,
    "c": 0.21054,
    "h": 280.7
  },
  "luminance": 0.09809
}

Semantic roles & 50–950 ramp

primary

#513FCF

secondary

#CCD496

accent

#E345CF

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #513FCF

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

Preview Lab → · Contrast checker → · Palette generator →