#503DBB#503DBB

#503DBB is a mid, vivid blue. Relative luminance 0.086; OKLCH L 46.0% C 0.188 H 283.0°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#503DBB
RGB	rgb(80, 61, 187)
HSL	hsl(249, 51%, 49%)
HSV	hsv(249, 67%, 73%)
CMYK	cmyk(57.2%, 67.4%, 0%, 26.7%)
CIE-LAB	lab(35.26, 42.75, -63.76)
CIE-LCH	lch(35.26, 76.77, 303.84°)
OKLab	oklab(46.02% 0.0423 -0.1834)
OKLCH	oklch(46.02% 0.188 283)
XYZ	xyz(13.9439, 8.6299, 47.9351)
Luminance	0.0863 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#503DBB #A8BB3D

analogous

#3D69BB #503DBB #8F3DBB

triadic

#503DBB #BB503D #3DBB50

tetradic

#503DBB #BB3D69 #A8BB3D #3DBB8F

square

#503DBB #BB3D69 #A8BB3D #3DBB8F

split-complementary

#503DBB #BB8F3D #69BB3D

monochromatic

#291F5F #3C2E8D #503DBB #7768CE #A096DD

Accessibility & contrast

On white

7.70

#503DBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#503DBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #503DBB

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##503DBB	#FFFFFF	#000000	##FFFFFF
##503DBB	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BF

Deuteranopia (green-blind)

#004FB9

Tritanopia (blue-blind)

#175D77

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #503dbb;
/* rgb */ color: rgb(80, 61, 187);
/* oklch */ color: oklch(46.0% 0.188 283.0);

Tailwind

colors: {
  custom: {
    50: '#8c74d0',
    500: '#503dbb',
    950: '#000000',
  },
}

SCSS

$custom: #503dbb;
$custom-light: #8c74d0;
$custom-dark: #000000;

JSON

{
  "hex": "#503dbb",
  "rgb": {
    "r": 80,
    "g": 61,
    "b": 187
  },
  "hsl": {
    "h": 249.048,
    "s": 50.806,
    "l": 48.627
  },
  "oklch": {
    "l": 0.46019,
    "c": 0.18826,
    "h": 283
  },
  "luminance": 0.08631
}

Semantic roles & 50–950 ramp

primary

#503DBB

secondary

#BFC88C

accent

#DA4EC5

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #503DBB

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

Preview Lab → · Contrast checker → · Palette generator →