#513CCB#513CCB

#513CCB is a mid, highly saturated blue. Relative luminance 0.093; OKLCH L 47.4% C 0.209 H 281.6°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#513CCB
RGB	rgb(81, 60, 203)
HSL	hsl(249, 58%, 52%)
HSV	hsv(249, 70%, 80%)
CMYK	cmyk(60.1%, 70.4%, 0%, 20.4%)
CIE-LAB	lab(36.54, 48.37, -71.03)
CIE-LCH	lch(36.54, 85.93, 304.26°)
OKLab	oklab(47.39% 0.0419 -0.2047)
OKLCH	oklch(47.39% 0.209 281.6)
XYZ	xyz(15.7853, 9.2917, 57.4500)
Luminance	0.0929 (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

#513CCB #B6CB3C

analogous

#3C6FCB #513CCB #993CCB

triadic

#513CCB #CB513C #3CCB51

tetradic

#513CCB #CB3C6F #B6CB3C #3CCB99

square

#513CCB #CB3C6F #B6CB3C #3CCB99

split-complementary

#513CCB #CB993C #6FCB3C

monochromatic

#2A1E6F #3C2A9F #513CCB #7C6CD8 #A79DE5

Accessibility & contrast

On white

7.35

#513CCB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#513CCB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513CCB

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513CCB	#FFFFFF	#000000	##FFFFFF
##513CCB	1.00	7.35	2.86	7.35
#FFFFFF	7.35	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCF

Deuteranopia (green-blind)

#0051C8

Tritanopia (blue-blind)

#00637F

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #513ccb;
/* rgb */ color: rgb(81, 60, 203);
/* oklch */ color: oklch(47.4% 0.209 281.6);

Tailwind

colors: {
  custom: {
    50: '#8f74dc',
    500: '#513ccb',
    950: '#000000',
  },
}

SCSS

$custom: #513ccb;
$custom-light: #8f74dc;
$custom-dark: #000000;

JSON

{
  "hex": "#513ccb",
  "rgb": {
    "r": 81,
    "g": 60,
    "b": 203
  },
  "hsl": {
    "h": 248.811,
    "s": 57.895,
    "l": 51.569
  },
  "oklch": {
    "l": 0.47385,
    "c": 0.20894,
    "h": 281.6
  },
  "luminance": 0.09293
}

Semantic roles & 50–950 ramp

primary

#513CCB

secondary

#C8D192

accent

#E147CA

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #513CCB

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

Preview Lab → · Contrast checker → · Palette generator →