#504CBB#504CBB

#504CBB is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.5% C 0.170 H 279.6°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#504CBB
RGB	rgb(80, 76, 187)
HSL	hsl(242, 45%, 52%)
HSV	hsv(242, 59%, 73%)
CMYK	cmyk(57.2%, 59.4%, 0%, 26.7%)
CIE-LAB	lab(38.66, 33.76, -58.23)
CIE-LCH	lch(38.66, 67.31, 300.10°)
OKLab	oklab(48.5% 0.0283 -0.1671)
OKLCH	oklch(48.5% 0.17 279.6)
XYZ	xyz(14.8595, 10.4612, 48.2403)
Luminance	0.1046 (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

#504CBB #B7BB4C

analogous

#4C80BB #504CBB #884CBB

triadic

#504CBB #BB504C #4CBB50

tetradic

#504CBB #BB4C80 #B7BB4C #4CBB88

square

#504CBB #BB4C80 #B7BB4C #4CBB88

split-complementary

#504CBB #BB884C #80BB4C

monochromatic

#292766 #3B3892 #504CBB #7B78CC #A7A5DD

Accessibility & contrast

On white

6.79

#504CBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#504CBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #504CBB

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##504CBB	#FFFFFF	#000000	##FFFFFF
##504CBB	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBF

Deuteranopia (green-blind)

#0057B9

Tritanopia (blue-blind)

#13677C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #504cbb;
/* rgb */ color: rgb(80, 76, 187);
/* oklch */ color: oklch(48.5% 0.170 279.6);

Tailwind

colors: {
  custom: {
    50: '#8b7ed0',
    500: '#504cbb',
    950: '#000000',
  },
}

SCSS

$custom: #504cbb;
$custom-light: #8b7ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#504cbb",
  "rgb": {
    "r": 80,
    "g": 76,
    "b": 187
  },
  "hsl": {
    "h": 242.162,
    "s": 44.939,
    "l": 51.569
  },
  "oklch": {
    "l": 0.48496,
    "c": 0.16953,
    "h": 279.6
  },
  "luminance": 0.10462
}

Semantic roles & 50–950 ramp

primary

#504CBB

secondary

#C8CA99

accent

#D553D0

background

#F9F7FC

surface

#F1EEF9

border

#CBC9D2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #504CBB

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

Preview Lab → · Contrast checker → · Palette generator →