#504DBB#504DBB

#504DBB is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.7% C 0.168 H 279.3°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#504DBB
RGB	rgb(80, 77, 187)
HSL	hsl(242, 45%, 52%)
HSV	hsv(242, 59%, 73%)
CMYK	cmyk(57.2%, 58.8%, 0%, 26.7%)
CIE-LAB	lab(38.90, 33.14, -57.84)
CIE-LCH	lch(38.90, 66.66, 299.81°)
OKLab	oklab(48.67% 0.0273 -0.166)
OKLCH	oklch(48.67% 0.168 279.3)
XYZ	xyz(14.9290, 10.6001, 48.2634)
Luminance	0.1060 (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

#504DBB #B8BB4D

analogous

#4D81BB #504DBB #874DBB

triadic

#504DBB #BB504D #4DBB50

tetradic

#504DBB #BB4D81 #B8BB4D #4DBB87

square

#504DBB #BB4D81 #B8BB4D #4DBB87

split-complementary

#504DBB #BB874D #81BB4D

monochromatic

#292766 #3B3893 #504DBB #7C79CC #A7A6DD

Accessibility & contrast

On white

6.73

#504DBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#504DBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #504DBB

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##504DBB	#FFFFFF	#000000	##FFFFFF
##504DBB	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BF

Deuteranopia (green-blind)

#0057B9

Tritanopia (blue-blind)

#12677C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #504dbb;
/* rgb */ color: rgb(80, 77, 187);
/* oklch */ color: oklch(48.7% 0.168 279.3);

Tailwind

colors: {
  custom: {
    50: '#8b7fd0',
    500: '#504dbb',
    950: '#000000',
  },
}

SCSS

$custom: #504dbb;
$custom-light: #8b7fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#504dbb",
  "rgb": {
    "r": 80,
    "g": 77,
    "b": 187
  },
  "hsl": {
    "h": 241.636,
    "s": 44.715,
    "l": 51.765
  },
  "oklch": {
    "l": 0.48673,
    "c": 0.16822,
    "h": 279.3
  },
  "luminance": 0.10601
}

Semantic roles & 50–950 ramp

primary

#504DBB

secondary

#C9CA9A

accent

#D453D1

background

#F9F7FC

surface

#F1EEF9

border

#CBC9D2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #504DBB

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

Preview Lab → · Contrast checker → · Palette generator →