#4553AB#4553AB

#4553AB is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.8% C 0.141 H 273.1°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#4553AB
RGB	rgb(69, 83, 171)
HSL	hsl(232, 43%, 47%)
HSV	hsv(232, 60%, 67%)
CMYK	cmyk(59.6%, 51.5%, 0%, 32.9%)
CIE-LAB	lab(38.54, 21.86, -49.03)
CIE-LCH	lch(38.54, 53.68, 294.03°)
OKLab	oklab(47.85% 0.0077 -0.1403)
OKLCH	oklch(47.85% 0.141 273.1)
XYZ	xyz(12.8958, 10.3910, 39.8463)
Luminance	0.1039 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4553AB #AB9D45

analogous

#4586AB #4553AB #6A45AB

triadic

#4553AB #AB4553 #53AB45

tetradic

#4553AB #AB4586 #AB9D45 #45AB6A

square

#4553AB #AB4586 #AB9D45 #45AB6A

split-complementary

#4553AB #AB6A45 #86AB45

monochromatic

#222954 #333E7F #4553AB #6A76C3 #969ED5

Accessibility & contrast

On white

6.82

#4553AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#4553AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4553AB

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4553AB	#FFFFFF	#000000	##FFFFFF
##4553AB	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235FAE

Deuteranopia (green-blind)

#0B56A9

Tritanopia (blue-blind)

#006777

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4553ab;
/* rgb */ color: rgb(69, 83, 171);
/* oklch */ color: oklch(47.8% 0.141 273.1);

Tailwind

colors: {
  custom: {
    50: '#8283c5',
    500: '#4553ab',
    950: '#000000',
  },
}

SCSS

$custom: #4553ab;
$custom-light: #8283c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4553ab",
  "rgb": {
    "r": 69,
    "g": 83,
    "b": 171
  },
  "hsl": {
    "h": 231.765,
    "s": 42.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.47847,
    "c": 0.14052,
    "h": 273.1
  },
  "luminance": 0.10392
}

Semantic roles & 50–950 ramp

primary

#4553AB

secondary

#C0B98B

accent

#C156D2

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4553AB

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

Preview Lab → · Contrast checker → · Palette generator →