#504FCB#504FCB

#504FCB is a mid, vivid blue. Relative luminance 0.116; OKLCH L 50.3% C 0.187 H 277.7°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#504FCB
RGB	rgb(80, 79, 203)
HSL	hsl(240, 54%, 55%)
HSV	hsv(240, 61%, 80%)
CMYK	cmyk(60.6%, 61.1%, 0%, 20.4%)
CIE-LAB	lab(40.59, 37.14, -64.41)
CIE-LCH	lch(40.59, 74.36, 299.97°)
OKLab	oklab(50.3% 0.0249 -0.1853)
OKLCH	oklch(50.3% 0.187 277.7)
XYZ	xyz(16.8803, 11.6080, 57.8394)
Luminance	0.1161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.32

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#504FCB #CACB4F

analogous

#4F8CCB #504FCB #8E4FCB

triadic

#504FCB #CB504F #4FCB50

tetradic

#504FCB #CB4F8C #CACB4F #4FCB8E

square

#504FCB #CB4F8C #CACB4F #4FCB8E

split-complementary

#504FCB #CB8E4F #8CCB4F

monochromatic

#25247B #3332AA #504FCB #7F7ED9 #AEADE7

Accessibility & contrast

On white

6.32

#504FCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#504FCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #504FCB

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##504FCB	#FFFFFF	#000000	##FFFFFF
##504FCB	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CF

Deuteranopia (green-blind)

#005AC9

Tritanopia (blue-blind)

#006E85

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #504fcb;
/* rgb */ color: rgb(80, 79, 203);
/* oklch */ color: oklch(50.3% 0.187 277.7);

Tailwind

colors: {
  custom: {
    50: '#8d80dc',
    500: '#504fcb',
    950: '#000000',
  },
}

SCSS

$custom: #504fcb;
$custom-light: #8d80dc;
$custom-dark: #000000;

JSON

{
  "hex": "#504fcb",
  "rgb": {
    "r": 80,
    "g": 79,
    "b": 203
  },
  "hsl": {
    "h": 240.484,
    "s": 54.386,
    "l": 55.294
  },
  "oklch": {
    "l": 0.50298,
    "c": 0.18698,
    "h": 277.7
  },
  "luminance": 0.11609
}

Semantic roles & 50–950 ramp

primary

#504FCB

secondary

#D4D5A1

accent

#DE4ADD

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #504FCB

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

Preview Lab → · Contrast checker → · Palette generator →