#4553AD#4553AD

#4553AD is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.0% C 0.143 H 273.1°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#4553AD
RGB	rgb(69, 83, 173)
HSL	hsl(232, 43%, 47%)
HSV	hsv(232, 60%, 68%)
CMYK	cmyk(60.1%, 52%, 0%, 32.2%)
CIE-LAB	lab(38.67, 22.55, -50.00)
CIE-LCH	lch(38.67, 54.85, 294.28°)
OKLab	oklab(47.99% 0.0079 -0.1432)
OKLCH	oklch(47.99% 0.143 273.1)
XYZ	xyz(13.0878, 10.4678, 40.8579)
Luminance	0.1047 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4553AD #AD9F45

analogous

#4587AD #4553AD #6B45AD

triadic

#4553AD #AD4553 #53AD45

tetradic

#4553AD #AD4587 #AD9F45 #45AD6B

square

#4553AD #AD4587 #AD9F45 #45AD6B

split-complementary

#4553AD #AD6B45 #87AD45

monochromatic

#222955 #343E81 #4553AD #6B77C4 #979FD5

Accessibility & contrast

On white

6.79

#4553AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#4553AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4553AD

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4553AD	#FFFFFF	#000000	##FFFFFF
##4553AD	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)

#2060B0

Deuteranopia (green-blind)

#0357AB

Tritanopia (blue-blind)

#006878

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4553ad;
/* rgb */ color: rgb(69, 83, 173);
/* oklch */ color: oklch(48.0% 0.143 273.1);

Tailwind

colors: {
  custom: {
    50: '#8283c6',
    500: '#4553ad',
    950: '#000000',
  },
}

SCSS

$custom: #4553ad;
$custom-light: #8283c6;
$custom-dark: #000000;

JSON

{
  "hex": "#4553ad",
  "rgb": {
    "r": 69,
    "g": 83,
    "b": 173
  },
  "hsl": {
    "h": 231.923,
    "s": 42.975,
    "l": 47.451
  },
  "oklch": {
    "l": 0.47991,
    "c": 0.14338,
    "h": 273.1
  },
  "luminance": 0.10469
}

Semantic roles & 50–950 ramp

primary

#4553AD

secondary

#C1BA8C

accent

#C255D3

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4553AD

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

Preview Lab → · Contrast checker → · Palette generator →