#513BD4#513BD4

#513BD4 is a mid, highly saturated blue. Relative luminance 0.096; OKLCH L 48.1% C 0.221 H 280.7°. Best body text is #FFFFFF at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#513BD4
RGB	rgb(81, 59, 212)
HSL	hsl(249, 64%, 53%)
HSV	hsv(249, 72%, 83%)
CMYK	cmyk(61.8%, 72.2%, 0%, 16.9%)
CIE-LAB	lab(37.17, 51.63, -75.20)
CIE-LCH	lch(37.17, 91.22, 304.47°)
OKLab	oklab(48.08% 0.0408 -0.2169)
OKLCH	oklch(48.08% 0.221 280.7)
XYZ	xyz(16.8372, 9.6295, 63.2460)
Luminance	0.0963 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.26

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513BD4 #BED43B

analogous

#3B72D4 #513BD4 #9D3BD4

triadic

#513BD4 #D4513B #3BD451

tetradic

#513BD4 #D43B72 #BED43B #3BD49D

square

#513BD4 #D43B72 #BED43B #3BD49D

split-complementary

#513BD4 #D49D3B #72D43B

monochromatic

#281B7A #3926AC #513BD4 #7E6DDF #AA9FEA

Accessibility & contrast

On white

7.18

#513BD4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#513BD4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513BD4

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513BD4	#FFFFFF	#000000	##FFFFFF
##513BD4	1.00	7.18	2.93	7.18
#FFFFFF	7.18	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD8

Deuteranopia (green-blind)

#0052D1

Tritanopia (blue-blind)

#006584

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #513bd4;
/* rgb */ color: rgb(81, 59, 212);
/* oklch */ color: oklch(48.1% 0.221 280.7);

Tailwind

colors: {
  custom: {
    50: '#9174e2',
    500: '#513bd4',
    950: '#000000',
  },
}

SCSS

$custom: #513bd4;
$custom-light: #9174e2;
$custom-dark: #000000;

JSON

{
  "hex": "#513bd4",
  "rgb": {
    "r": 81,
    "g": 59,
    "b": 212
  },
  "hsl": {
    "h": 248.627,
    "s": 64.017,
    "l": 53.137
  },
  "oklch": {
    "l": 0.48083,
    "c": 0.22073,
    "h": 280.7
  },
  "luminance": 0.09631
}

Semantic roles & 50–950 ramp

primary

#513BD4

secondary

#CDD694

accent

#E741CF

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #513BD4

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

Preview Lab → · Contrast checker → · Palette generator →