#504BB9#504BB9

#504BB9 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 48.2% C 0.168 H 280.0°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#504BB9
RGB	rgb(80, 75, 185)
HSL	hsl(243, 44%, 51%)
HSV	hsv(243, 59%, 73%)
CMYK	cmyk(56.8%, 59.5%, 0%, 27.5%)
CIE-LAB	lab(38.27, 33.73, -57.69)
CIE-LCH	lch(38.27, 66.83, 300.31°)
OKLab	oklab(48.16% 0.0293 -0.1656)
OKLCH	oklch(48.16% 0.168 280)
XYZ	xyz(14.5786, 10.2394, 47.0977)
Luminance	0.1024 (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

#504BB9 #B4B94B

analogous

#4B7DB9 #504BB9 #874BB9

triadic

#504BB9 #B9504B #4BB950

tetradic

#504BB9 #B94B7D #B4B94B #4BB987

square

#504BB9 #B94B7D #B4B94B #4BB987

split-complementary

#504BB9 #B9874B #7DB94B

monochromatic

#292763 #3C388F #504BB9 #7B77CA #A6A3DB

Accessibility & contrast

On white

6.89

#504BB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#504BB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #504BB9

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##504BB9	#FFFFFF	#000000	##FFFFFF
##504BB9	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBD

Deuteranopia (green-blind)

#0056B7

Tritanopia (blue-blind)

#17657B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #504bb9;
/* rgb */ color: rgb(80, 75, 185);
/* oklch */ color: oklch(48.2% 0.168 280.0);

Tailwind

colors: {
  custom: {
    50: '#8b7dcf',
    500: '#504bb9',
    950: '#000000',
  },
}

SCSS

$custom: #504bb9;
$custom-light: #8b7dcf;
$custom-dark: #000000;

JSON

{
  "hex": "#504bb9",
  "rgb": {
    "r": 80,
    "g": 75,
    "b": 185
  },
  "hsl": {
    "h": 242.727,
    "s": 44,
    "l": 50.98
  },
  "oklch": {
    "l": 0.48162,
    "c": 0.16814,
    "h": 280
  },
  "luminance": 0.1024
}

Semantic roles & 50–950 ramp

primary

#504BB9

secondary

#C6C898

accent

#D454CE

background

#F9F7FC

surface

#F1EEF9

border

#CBC9D2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #504BB9

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

Preview Lab → · Contrast checker → · Palette generator →