#504DB9#504DB9

#504DB9 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.5% C 0.166 H 279.5°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#504DB9
RGB	rgb(80, 77, 185)
HSL	hsl(242, 44%, 51%)
HSV	hsv(242, 58%, 73%)
CMYK	cmyk(56.8%, 58.4%, 0%, 27.5%)
CIE-LAB	lab(38.75, 32.49, -56.91)
CIE-LCH	lch(38.75, 65.53, 299.72°)
OKLab	oklab(48.52% 0.0273 -0.1632)
OKLCH	oklch(48.52% 0.166 279.5)
XYZ	xyz(14.7163, 10.5150, 47.1437)
Luminance	0.1052 (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

#504DB9 #B6B94D

analogous

#4D80B9 #504DB9 #864DB9

triadic

#504DB9 #B9504D #4DB950

tetradic

#504DB9 #B94D80 #B6B94D #4DB986

square

#504DB9 #B94D80 #B6B94D #4DB986

split-complementary

#504DB9 #B9864D #80B94D

monochromatic

#292764 #3B3990 #504DB9 #7B79CA #A6A5DC

Accessibility & contrast

On white

6.77

#504DB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#504DB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #504DB9

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##504DB9	#FFFFFF	#000000	##FFFFFF
##504DB9	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBD

Deuteranopia (green-blind)

#0057B7

Tritanopia (blue-blind)

#16677B

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #504db9;
/* rgb */ color: rgb(80, 77, 185);
/* oklch */ color: oklch(48.5% 0.166 279.5);

Tailwind

colors: {
  custom: {
    50: '#8a7fcf',
    500: '#504db9',
    950: '#000000',
  },
}

SCSS

$custom: #504db9;
$custom-light: #8a7fcf;
$custom-dark: #000000;

JSON

{
  "hex": "#504db9",
  "rgb": {
    "r": 80,
    "g": 77,
    "b": 185
  },
  "hsl": {
    "h": 241.667,
    "s": 43.548,
    "l": 51.373
  },
  "oklch": {
    "l": 0.48518,
    "c": 0.16551,
    "h": 279.5
  },
  "luminance": 0.10516
}

Semantic roles & 50–950 ramp

primary

#504DB9

secondary

#C7C999

accent

#D355D0

background

#F9F7FC

surface

#F1EEF9

border

#CBC9D2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #504DB9

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

Preview Lab → · Contrast checker → · Palette generator →