#503EB5#503EB5

#503EB5 is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.7% C 0.179 H 283.6°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#503EB5
RGB	rgb(80, 62, 181)
HSL	hsl(249, 49%, 48%)
HSV	hsv(249, 66%, 71%)
CMYK	cmyk(55.8%, 65.7%, 0%, 29%)
CIE-LAB	lab(34.98, 40.31, -60.69)
CIE-LCH	lch(34.98, 72.85, 303.59°)
OKLab	oklab(45.66% 0.0422 -0.1744)
OKLCH	oklch(45.66% 0.179 283.6)
XYZ	xyz(13.3688, 8.4861, 44.6406)
Luminance	0.0849 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.15

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#503EB5 #A3B53E

analogous

#3E67B5 #503EB5 #8C3EB5

triadic

#503EB5 #B5503E #3EB550

tetradic

#503EB5 #B53E67 #A3B53E #3EB58C

square

#503EB5 #B53E67 #A3B53E #3EB58C

split-complementary

#503EB5 #B58C3E #67B53E

monochromatic

#281F5A #3C2E87 #503EB5 #7566CA #9E93DA

Accessibility & contrast

On white

7.79

#503EB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#503EB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #503EB5

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##503EB5	#FFFFFF	#000000	##FFFFFF
##503EB5	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B9

Deuteranopia (green-blind)

#004EB3

Tritanopia (blue-blind)

#205C74

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #503eb5;
/* rgb */ color: rgb(80, 62, 181);
/* oklch */ color: oklch(45.7% 0.179 283.6);

Tailwind

colors: {
  custom: {
    50: '#8b74cc',
    500: '#503eb5',
    950: '#000000',
  },
}

SCSS

$custom: #503eb5;
$custom-light: #8b74cc;
$custom-dark: #000000;

JSON

{
  "hex": "#503eb5",
  "rgb": {
    "r": 80,
    "g": 62,
    "b": 181
  },
  "hsl": {
    "h": 249.076,
    "s": 48.971,
    "l": 47.647
  },
  "oklch": {
    "l": 0.45657,
    "c": 0.17946,
    "h": 283.6
  },
  "luminance": 0.08487
}

Semantic roles & 50–950 ramp

primary

#503EB5

secondary

#BCC589

accent

#D94FC4

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #503EB5

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

Preview Lab → · Contrast checker → · Palette generator →