#513BD3#513BD3

#513BD3 is a mid, highly saturated blue. Relative luminance 0.096; OKLCH L 48.0% C 0.220 H 280.8°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#513BD3
RGB	rgb(81, 59, 211)
HSL	hsl(249, 63%, 53%)
HSV	hsv(249, 72%, 83%)
CMYK	cmyk(61.6%, 72%, 0%, 17.3%)
CIE-LAB	lab(37.08, 51.33, -74.78)
CIE-LCH	lch(37.08, 90.70, 304.47°)
OKLab	oklab(47.99% 0.041 -0.2157)
OKLCH	oklch(47.99% 0.22 280.8)
XYZ	xyz(16.7115, 9.5792, 62.5837)
Luminance	0.0958 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.16

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513BD3 #BDD33B

analogous

#3B71D3 #513BD3 #9D3BD3

triadic

#513BD3 #D3513B #3BD351

tetradic

#513BD3 #D33B71 #BDD33B #3BD39D

square

#513BD3 #D33B71 #BDD33B #3BD39D

split-complementary

#513BD3 #D39D3B #71D33B

monochromatic

#291B79 #3926AB #513BD3 #7D6DDE #AA9FE9

Accessibility & contrast

On white

7.20

#513BD3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#513BD3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513BD3

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513BD3	#FFFFFF	#000000	##FFFFFF
##513BD3	1.00	7.20	2.92	7.20
#FFFFFF	7.20	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD7

Deuteranopia (green-blind)

#0052D0

Tritanopia (blue-blind)

#006583

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #513bd3;
/* rgb */ color: rgb(81, 59, 211);
/* oklch */ color: oklch(48.0% 0.220 280.8);

Tailwind

colors: {
  custom: {
    50: '#9174e2',
    500: '#513bd3',
    950: '#000000',
  },
}

SCSS

$custom: #513bd3;
$custom-light: #9174e2;
$custom-dark: #000000;

JSON

{
  "hex": "#513bd3",
  "rgb": {
    "r": 81,
    "g": 59,
    "b": 211
  },
  "hsl": {
    "h": 248.684,
    "s": 63.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.47989,
    "c": 0.21955,
    "h": 280.8
  },
  "luminance": 0.0958
}

Semantic roles & 50–950 ramp

primary

#513BD3

secondary

#CCD694

accent

#E641CE

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #513BD3

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

Preview Lab → · Contrast checker → · Palette generator →