#513EB7#513EB7

#513EB7 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.9% C 0.182 H 283.8°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#513EB7
RGB	rgb(81, 62, 183)
HSL	hsl(249, 49%, 48%)
HSV	hsv(249, 66%, 72%)
CMYK	cmyk(55.7%, 66.1%, 0%, 28.2%)
CIE-LAB	lab(35.23, 41.10, -61.46)
CIE-LCH	lch(35.23, 73.93, 303.77°)
OKLab	oklab(45.91% 0.0433 -0.1766)
OKLCH	oklch(45.91% 0.182 283.8)
XYZ	xyz(13.6606, 8.6127, 45.7331)
Luminance	0.0861 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.24

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513EB7 #A4B73E

analogous

#3E68B7 #513EB7 #8D3EB7

triadic

#513EB7 #B7513E #3EB751

tetradic

#513EB7 #B73E68 #A4B73E #3EB78D

square

#513EB7 #B73E68 #A4B73E #3EB78D

split-complementary

#513EB7 #B78D3E #68B73E

monochromatic

#291F5C #3D2F89 #513EB7 #7767CB #A094DB

Accessibility & contrast

On white

7.71

#513EB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#513EB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513EB7

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513EB7	#FFFFFF	#000000	##FFFFFF
##513EB7	1.00	7.71	2.72	7.71
#FFFFFF	7.71	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BB

Deuteranopia (green-blind)

#004FB5

Tritanopia (blue-blind)

#215D75

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #513eb7;
/* rgb */ color: rgb(81, 62, 183);
/* oklch */ color: oklch(45.9% 0.182 283.8);

Tailwind

colors: {
  custom: {
    50: '#8c75ce',
    500: '#513eb7',
    950: '#000000',
  },
}

SCSS

$custom: #513eb7;
$custom-light: #8c75ce;
$custom-dark: #000000;

JSON

{
  "hex": "#513eb7",
  "rgb": {
    "r": 81,
    "g": 62,
    "b": 183
  },
  "hsl": {
    "h": 249.421,
    "s": 49.388,
    "l": 48.039
  },
  "oklch": {
    "l": 0.45912,
    "c": 0.18188,
    "h": 283.8
  },
  "luminance": 0.08613
}

Semantic roles & 50–950 ramp

primary

#513EB7

secondary

#BDC68A

accent

#D94FC3

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #513EB7

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

Preview Lab → · Contrast checker → · Palette generator →