#513FD8#513FD8

#513FD8 is a mid, highly saturated blue. Relative luminance 0.103; OKLCH L 49.0% C 0.221 H 279.7°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#513FD8
RGB	rgb(81, 63, 216)
HSL	hsl(247, 66%, 55%)
HSV	hsv(247, 71%, 85%)
CMYK	cmyk(62.5%, 70.8%, 0%, 15.3%)
CIE-LAB	lab(38.31, 50.70, -75.64)
CIE-LCH	lch(38.31, 91.06, 303.84°)
OKLab	oklab(49% 0.0373 -0.2182)
OKLCH	oklch(49% 0.221 279.7)
XYZ	xyz(17.5616, 10.2609, 66.0075)
Luminance	0.1026 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.26

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513FD8 #C6D83F

analogous

#3F79D8 #513FD8 #9E3FD8

triadic

#513FD8 #D8513F #3FD851

tetradic

#513FD8 #D83F79 #C6D83F #3FD89E

square

#513FD8 #D83F79 #C6D83F #3FD89E

split-complementary

#513FD8 #D89E3F #79D83F

monochromatic

#271A82 #3625B5 #513FD8 #7F72E2 #ADA5ED

Accessibility & contrast

On white

6.88

#513FD8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#513FD8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #513FD8

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513FD8	#FFFFFF	#000000	##FFFFFF
##513FD8	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060DD

Deuteranopia (green-blind)

#0054D5

Tritanopia (blue-blind)

#006987

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #513fd8;
/* rgb */ color: rgb(81, 63, 216);
/* oklch */ color: oklch(49.0% 0.221 279.7);

Tailwind

colors: {
  custom: {
    50: '#9176e5',
    500: '#513fd8',
    950: '#000000',
  },
}

SCSS

$custom: #513fd8;
$custom-light: #9176e5;
$custom-dark: #000000;

JSON

{
  "hex": "#513fd8",
  "rgb": {
    "r": 81,
    "g": 63,
    "b": 216
  },
  "hsl": {
    "h": 247.059,
    "s": 66.234,
    "l": 54.706
  },
  "oklch": {
    "l": 0.49003,
    "c": 0.22137,
    "h": 279.7
  },
  "luminance": 0.10262
}

Semantic roles & 50–950 ramp

primary

#513FD8

secondary

#D2DA99

accent

#E93FD5

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #513FD8

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

Preview Lab → · Contrast checker → · Palette generator →