#503EB3#503EB3

#503EB3 is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.5% C 0.177 H 283.9°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#503EB3
RGB	rgb(80, 62, 179)
HSL	hsl(249, 49%, 47%)
HSV	hsv(249, 65%, 70%)
CMYK	cmyk(55.3%, 65.4%, 0%, 29.8%)
CIE-LAB	lab(34.81, 39.69, -59.77)
CIE-LCH	lch(34.81, 71.75, 303.58°)
OKLab	oklab(45.49% 0.0424 -0.1717)
OKLCH	oklch(45.49% 0.177 283.9)
XYZ	xyz(13.1651, 8.4046, 43.5676)
Luminance	0.0840 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.18

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#503EB3 #A1B33E

analogous

#3E66B3 #503EB3 #8B3EB3

triadic

#503EB3 #B3503E #3EB350

tetradic

#503EB3 #B33E66 #A1B33E #3EB38B

square

#503EB3 #B33E66 #A1B33E #3EB38B

split-complementary

#503EB3 #B38B3E #66B33E

monochromatic

#271F58 #3C2E86 #503EB3 #7465CA #9D92D9

Accessibility & contrast

On white

7.83

#503EB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#503EB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #503EB3

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##503EB3	#FFFFFF	#000000	##FFFFFF
##503EB3	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B7

Deuteranopia (green-blind)

#004EB1

Tritanopia (blue-blind)

#235B73

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #503eb3;
/* rgb */ color: rgb(80, 62, 179);
/* oklch */ color: oklch(45.5% 0.177 283.9);

Tailwind

colors: {
  custom: {
    50: '#8b74cb',
    500: '#503eb3',
    950: '#000000',
  },
}

SCSS

$custom: #503eb3;
$custom-light: #8b74cb;
$custom-dark: #000000;

JSON

{
  "hex": "#503eb3",
  "rgb": {
    "r": 80,
    "g": 62,
    "b": 179
  },
  "hsl": {
    "h": 249.231,
    "s": 48.548,
    "l": 47.255
  },
  "oklch": {
    "l": 0.45487,
    "c": 0.17689,
    "h": 283.9
  },
  "luminance": 0.08405
}

Semantic roles & 50–950 ramp

primary

#503EB3

secondary

#BBC588

accent

#D850C3

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #503EB3

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

Preview Lab → · Contrast checker → · Palette generator →