#504AB3#504AB3

#504AB3 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.5% C 0.161 H 280.9°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#504AB3
RGB	rgb(80, 74, 179)
HSL	hsl(243, 42%, 50%)
HSV	hsv(243, 59%, 70%)
CMYK	cmyk(55.3%, 58.7%, 0%, 29.8%)
CIE-LAB	lab(37.58, 32.41, -55.26)
CIE-LCH	lch(37.58, 64.06, 300.39°)
OKLab	oklab(47.52% 0.0305 -0.1584)
OKLCH	oklch(47.52% 0.161 280.9)
XYZ	xyz(13.8912, 9.8568, 43.8097)
Luminance	0.0986 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.39

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#504AB3 #ADB34A

analogous

#4A78B3 #504AB3 #854AB3

triadic

#504AB3 #B3504A #4AB350

tetradic

#504AB3 #B34A78 #ADB34A #4AB385

square

#504AB3 #B34A78 #ADB34A #4AB385

split-complementary

#504AB3 #B3854A #78B34A

monochromatic

#29265C #3D3888 #504AB3 #7974C6 #A3A0D8

Accessibility & contrast

On white

7.07

#504AB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#504AB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #504AB3

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##504AB3	#FFFFFF	#000000	##FFFFFF
##504AB3	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB6

Deuteranopia (green-blind)

#0055B1

Tritanopia (blue-blind)

#216377

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #504ab3;
/* rgb */ color: rgb(80, 74, 179);
/* oklch */ color: oklch(47.5% 0.161 280.9);

Tailwind

colors: {
  custom: {
    50: '#8a7dca',
    500: '#504ab3',
    950: '#000000',
  },
}

SCSS

$custom: #504ab3;
$custom-light: #8a7dca;
$custom-dark: #000000;

JSON

{
  "hex": "#504ab3",
  "rgb": {
    "r": 80,
    "g": 74,
    "b": 179
  },
  "hsl": {
    "h": 243.429,
    "s": 41.502,
    "l": 49.608
  },
  "oklch": {
    "l": 0.47516,
    "c": 0.16133,
    "h": 280.9
  },
  "luminance": 0.09858
}

Semantic roles & 50–950 ramp

primary

#504AB3

secondary

#C2C494

accent

#D156CA

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0C0913

muted

#7D7B82

Preview Lab

Preview with #504AB3

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

Preview Lab → · Contrast checker → · Palette generator →