#513ACB#513ACB

#513ACB is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 47.1% C 0.211 H 281.9°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#513ACB
RGB	rgb(81, 58, 203)
HSL	hsl(250, 58%, 51%)
HSV	hsv(250, 71%, 80%)
CMYK	cmyk(60.1%, 71.4%, 0%, 20.4%)
CIE-LAB	lab(36.15, 49.46, -71.67)
CIE-LCH	lch(36.15, 87.07, 304.61°)
OKLab	oklab(47.11% 0.0434 -0.2066)
OKLCH	oklch(47.11% 0.211 281.9)
XYZ	xyz(15.6825, 9.0861, 57.4157)
Luminance	0.0909 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 0.62

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513ACB #B4CB3A

analogous

#3A6BCB #513ACB #993ACB

triadic

#513ACB #CB513A #3ACB51

tetradic

#513ACB #CB3A6B #B4CB3A #3ACB99

square

#513ACB #CB3A6B #B4CB3A #3ACB99

split-complementary

#513ACB #CB993A #6BCB3A

monochromatic

#2A1D6E #3C2A9E #513ACB #7C6AD8 #A79BE5

Accessibility & contrast

On white

7.45

#513ACB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#513ACB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513ACB

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513ACB	#FFFFFF	#000000	##FFFFFF
##513ACB	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ACF

Deuteranopia (green-blind)

#0050C8

Tritanopia (blue-blind)

#00627F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #513acb;
/* rgb */ color: rgb(81, 58, 203);
/* oklch */ color: oklch(47.1% 0.211 281.9);

Tailwind

colors: {
  custom: {
    50: '#8f73dc',
    500: '#513acb',
    950: '#000000',
  },
}

SCSS

$custom: #513acb;
$custom-light: #8f73dc;
$custom-dark: #000000;

JSON

{
  "hex": "#513acb",
  "rgb": {
    "r": 81,
    "g": 58,
    "b": 203
  },
  "hsl": {
    "h": 249.517,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.47107,
    "c": 0.21107,
    "h": 281.9
  },
  "luminance": 0.09087
}

Semantic roles & 50–950 ramp

primary

#513ACB

secondary

#C6D090

accent

#E146C9

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #513ACB

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

Preview Lab → · Contrast checker → · Palette generator →