#504ECB#504ECB

#504ECB is a mid, vivid blue. Relative luminance 0.115; OKLCH L 50.1% C 0.188 H 277.9°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#504ECB
RGB	rgb(80, 78, 203)
HSL	hsl(241, 55%, 55%)
HSV	hsv(241, 62%, 80%)
CMYK	cmyk(60.6%, 61.6%, 0%, 20.4%)
CIE-LAB	lab(40.35, 37.75, -64.79)
CIE-LCH	lch(40.35, 74.99, 300.23°)
OKLab	oklab(50.13% 0.0258 -0.1864)
OKLCH	oklch(50.13% 0.188 277.9)
XYZ	xyz(16.8087, 11.4648, 57.8155)
Luminance	0.1147 (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

#504ECB #C9CB4E

analogous

#4E8ACB #504ECB #8E4ECB

triadic

#504ECB #CB504E #4ECB50

tetradic

#504ECB #CB4E8A #C9CB4E #4ECB8E

square

#504ECB #CB4E8A #C9CB4E #4ECB8E

split-complementary

#504ECB #CB8E4E #8ACB4E

monochromatic

#25247B #3432AA #504ECB #7F7DD9 #AEADE7

Accessibility & contrast

On white

6.38

#504ECB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#504ECB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #504ECB

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##504ECB	#FFFFFF	#000000	##FFFFFF
##504ECB	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064CF

Deuteranopia (green-blind)

#005AC9

Tritanopia (blue-blind)

#006D85

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #504ecb;
/* rgb */ color: rgb(80, 78, 203);
/* oklch */ color: oklch(50.1% 0.188 277.9);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#504ecb",
  "rgb": {
    "r": 80,
    "g": 78,
    "b": 203
  },
  "hsl": {
    "h": 240.96,
    "s": 54.585,
    "l": 55.098
  },
  "oklch": {
    "l": 0.50126,
    "c": 0.18821,
    "h": 277.9
  },
  "luminance": 0.11466
}

Semantic roles & 50–950 ramp

primary

#504ECB

secondary

#D4D5A0

accent

#DE4ADC

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #504ECB

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

Preview Lab → · Contrast checker → · Palette generator →