#503FB5#503FB5

#503FB5 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.8% C 0.178 H 283.4°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#503FB5
RGB	rgb(80, 63, 181)
HSL	hsl(249, 48%, 48%)
HSV	hsv(249, 65%, 71%)
CMYK	cmyk(55.8%, 65.2%, 0%, 29%)
CIE-LAB	lab(35.19, 39.72, -60.33)
CIE-LCH	lch(35.19, 72.23, 303.36°)
OKLab	oklab(45.82% 0.0412 -0.1734)
OKLCH	oklch(45.82% 0.178 283.4)
XYZ	xyz(13.4237, 8.5959, 44.6589)
Luminance	0.0860 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 0.88

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#503FB5 #A4B53F

analogous

#3F69B5 #503FB5 #8B3FB5

triadic

#503FB5 #B5503F #3FB550

tetradic

#503FB5 #B53F69 #A4B53F #3FB58B

square

#503FB5 #B53F69 #A4B53F #3FB58B

split-complementary

#503FB5 #B58B3F #69B53F

monochromatic

#281F5A #3C2F88 #503FB5 #7567CA #9E94DA

Accessibility & contrast

On white

7.72

#503FB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#503FB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #503FB5

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##503FB5	#FFFFFF	#000000	##FFFFFF
##503FB5	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B9

Deuteranopia (green-blind)

#004FB3

Tritanopia (blue-blind)

#205C74

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #503fb5;
/* rgb */ color: rgb(80, 63, 181);
/* oklch */ color: oklch(45.8% 0.178 283.4);

Tailwind

colors: {
  custom: {
    50: '#8b75cc',
    500: '#503fb5',
    950: '#000000',
  },
}

SCSS

$custom: #503fb5;
$custom-light: #8b75cc;
$custom-dark: #000000;

JSON

{
  "hex": "#503fb5",
  "rgb": {
    "r": 80,
    "g": 63,
    "b": 181
  },
  "hsl": {
    "h": 248.644,
    "s": 48.361,
    "l": 47.843
  },
  "oklch": {
    "l": 0.45815,
    "c": 0.17822,
    "h": 283.4
  },
  "luminance": 0.08597
}

Semantic roles & 50–950 ramp

primary

#503FB5

secondary

#BDC58A

accent

#D850C4

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #503FB5

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

Preview Lab → · Contrast checker → · Palette generator →