#513DD5#513DD5

#513DD5 is a mid, highly saturated blue. Relative luminance 0.099; OKLCH L 48.4% C 0.220 H 280.3°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#513DD5
RGB	rgb(81, 61, 213)
HSL	hsl(248, 64%, 54%)
HSV	hsv(248, 71%, 84%)
CMYK	cmyk(62%, 71.4%, 0%, 16.5%)
CIE-LAB	lab(37.64, 50.87, -75.00)
CIE-LCH	lch(37.64, 90.62, 304.15°)
OKLab	oklab(48.45% 0.0393 -0.2163)
OKLCH	oklch(48.45% 0.22 280.3)
XYZ	xyz(17.0685, 9.8896, 63.9473)
Luminance	0.0989 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.64

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513DD5 #C1D53D

analogous

#3D75D5 #513DD5 #9D3DD5

triadic

#513DD5 #D5513D #3DD551

tetradic

#513DD5 #D53D75 #C1D53D #3DD59D

square

#513DD5 #D53D75 #C1D53D #3DD59D

split-complementary

#513DD5 #D59D3D #75D53D

monochromatic

#281B7D #3826AF #513DD5 #7E6FE0 #ABA2EB

Accessibility & contrast

On white

7.05

#513DD5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#513DD5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513DD5

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513DD5	#FFFFFF	#000000	##FFFFFF
##513DD5	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED9

Deuteranopia (green-blind)

#0053D2

Tritanopia (blue-blind)

#006785

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #513dd5;
/* rgb */ color: rgb(81, 61, 213);
/* oklch */ color: oklch(48.4% 0.220 280.3);

Tailwind

colors: {
  custom: {
    50: '#9175e3',
    500: '#513dd5',
    950: '#000000',
  },
}

SCSS

$custom: #513dd5;
$custom-light: #9175e3;
$custom-dark: #000000;

JSON

{
  "hex": "#513dd5",
  "rgb": {
    "r": 81,
    "g": 61,
    "b": 213
  },
  "hsl": {
    "h": 247.895,
    "s": 64.407,
    "l": 53.725
  },
  "oklch": {
    "l": 0.48448,
    "c": 0.21986,
    "h": 280.3
  },
  "luminance": 0.09891
}

Semantic roles & 50–950 ramp

primary

#513DD5

secondary

#CFD796

accent

#E740D1

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #513DD5

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

Preview Lab → · Contrast checker → · Palette generator →