#504BB4#504BB4

#504BB4 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.8% C 0.161 H 280.5°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#504BB4
RGB	rgb(80, 75, 180)
HSL	hsl(243, 41%, 50%)
HSV	hsv(243, 58%, 71%)
CMYK	cmyk(55.6%, 58.3%, 0%, 29.4%)
CIE-LAB	lab(37.90, 32.11, -55.34)
CIE-LCH	lch(37.90, 63.98, 300.12°)
OKLab	oklab(47.77% 0.0294 -0.1587)
OKLCH	oklch(47.77% 0.161 280.5)
XYZ	xyz(14.0600, 10.0320, 44.3667)
Luminance	0.1003 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.67

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#504BB4 #AFB44B

analogous

#4B7BB4 #504BB4 #844BB4

triadic

#504BB4 #B4504B #4BB450

tetradic

#504BB4 #B44B7B #AFB44B #4BB484

square

#504BB4 #B44B7B #AFB44B #4BB484

split-complementary

#504BB4 #B4844B #7BB44B

monochromatic

#2A275E #3D3989 #504BB4 #7A76C6 #A4A1D8

Accessibility & contrast

On white

6.98

#504BB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#504BB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #504BB4

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##504BB4	#FFFFFF	#000000	##FFFFFF
##504BB4	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB8

Deuteranopia (green-blind)

#0055B2

Tritanopia (blue-blind)

#1F6478

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #504bb4;
/* rgb */ color: rgb(80, 75, 180);
/* oklch */ color: oklch(47.8% 0.161 280.5);

Tailwind

colors: {
  custom: {
    50: '#8a7dcb',
    500: '#504bb4',
    950: '#000000',
  },
}

SCSS

$custom: #504bb4;
$custom-light: #8a7dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#504bb4",
  "rgb": {
    "r": 80,
    "g": 75,
    "b": 180
  },
  "hsl": {
    "h": 242.857,
    "s": 41.176,
    "l": 50
  },
  "oklch": {
    "l": 0.47773,
    "c": 0.16136,
    "h": 280.5
  },
  "luminance": 0.10033
}

Semantic roles & 50–950 ramp

primary

#504BB4

secondary

#C3C596

accent

#D157CB

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0913

muted

#7D7B82

Preview Lab

Preview with #504BB4

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

Preview Lab → · Contrast checker → · Palette generator →