#503FB0#503FB0

#503FB0 is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.4% C 0.172 H 284.1°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#503FB0
RGB	rgb(80, 63, 176)
HSL	hsl(249, 47%, 47%)
HSV	hsv(249, 64%, 69%)
CMYK	cmyk(54.5%, 64.2%, 0%, 31%)
CIE-LAB	lab(34.79, 38.16, -58.02)
CIE-LCH	lch(34.79, 69.45, 303.33°)
OKLab	oklab(45.4% 0.0418 -0.1666)
OKLCH	oklch(45.4% 0.172 284.1)
XYZ	xyz(12.9199, 8.3943, 42.0054)
Luminance	0.0839 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.14

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#503FB0 #9FB03F

analogous

#3F66B0 #503FB0 #893FB0

triadic

#503FB0 #B0503F #3FB050

tetradic

#503FB0 #B03F66 #9FB03F #3FB089

square

#503FB0 #B03F66 #9FB03F #3FB089

split-complementary

#503FB0 #B0893F #66B03F

monochromatic

#271F56 #3C2F83 #503FB0 #7365C8 #9C92D8

Accessibility & contrast

On white

7.84

#503FB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#503FB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #503FB0

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##503FB0	#FFFFFF	#000000	##FFFFFF
##503FB0	1.00	7.84	2.68	7.84
#FFFFFF	7.84	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B4

Deuteranopia (green-blind)

#004EAE

Tritanopia (blue-blind)

#265B71

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #503fb0;
/* rgb */ color: rgb(80, 63, 176);
/* oklch */ color: oklch(45.4% 0.172 284.1);

Tailwind

colors: {
  custom: {
    50: '#8a75c8',
    500: '#503fb0',
    950: '#000000',
  },
}

SCSS

$custom: #503fb0;
$custom-light: #8a75c8;
$custom-dark: #000000;

JSON

{
  "hex": "#503fb0",
  "rgb": {
    "r": 80,
    "g": 63,
    "b": 176
  },
  "hsl": {
    "h": 249.027,
    "s": 47.28,
    "l": 46.863
  },
  "oklch": {
    "l": 0.45397,
    "c": 0.17175,
    "h": 284.1
  },
  "luminance": 0.08395
}

Semantic roles & 50–950 ramp

primary

#503FB0

secondary

#BAC388

accent

#D751C3

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0D0813

muted

#7D7B82

Preview Lab

Preview with #503FB0

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

Preview Lab → · Contrast checker → · Palette generator →