#503FDB#503FDB

#503FDB is a mid, highly saturated blue. Relative luminance 0.104; OKLCH L 49.2% C 0.225 H 279.1°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#503FDB
RGB	rgb(80, 63, 219)
HSL	hsl(247, 68%, 55%)
HSV	hsv(247, 71%, 86%)
CMYK	cmyk(63.5%, 71.2%, 0%, 14.1%)
CIE-LAB	lab(38.50, 51.49, -77.03)
CIE-LCH	lch(38.50, 92.66, 303.76°)
OKLab	oklab(49.21% 0.0355 -0.2223)
OKLCH	oklch(49.21% 0.225 279.1)
XYZ	xyz(17.8679, 10.3735, 68.0648)
Luminance	0.1037 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.57

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#503FDB #CADB3F

analogous

#3F7CDB #503FDB #9E3FDB

triadic

#503FDB #DB503F #3FDB50

tetradic

#503FDB #DB3F7C #CADB3F #3FDB9E

square

#503FDB #DB3F7C #CADB3F #3FDB9E

split-complementary

#503FDB #DB9E3F #7CDB3F

monochromatic

#251986 #3323BA #503FDB #7F73E5 #AEA6EE

Accessibility & contrast

On white

6.83

#503FDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#503FDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #503FDB

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##503FDB	#FFFFFF	#000000	##FFFFFF
##503FDB	1.00	6.83	3.08	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061E0

Deuteranopia (green-blind)

#0054D8

Tritanopia (blue-blind)

#006A89

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #503fdb;
/* rgb */ color: rgb(80, 63, 219);
/* oklch */ color: oklch(49.2% 0.225 279.1);

Tailwind

colors: {
  custom: {
    50: '#9176e7',
    500: '#503fdb',
    950: '#000000',
  },
}

SCSS

$custom: #503fdb;
$custom-light: #9176e7;
$custom-dark: #000000;

JSON

{
  "hex": "#503fdb",
  "rgb": {
    "r": 80,
    "g": 63,
    "b": 219
  },
  "hsl": {
    "h": 246.538,
    "s": 68.421,
    "l": 55.294
  },
  "oklch": {
    "l": 0.49208,
    "c": 0.22513,
    "h": 279.1
  },
  "luminance": 0.10375
}

Semantic roles & 50–950 ramp

primary

#503FDB

secondary

#D4DC9A

accent

#EB3DD8

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #503FDB

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

Preview Lab → · Contrast checker → · Palette generator →