#4555AD#4555AD

#4555AD is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.4% C 0.141 H 272.4°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#4555AD
RGB	rgb(69, 85, 173)
HSL	hsl(231, 43%, 47%)
HSV	hsv(231, 60%, 68%)
CMYK	cmyk(60.1%, 50.9%, 0%, 32.2%)
CIE-LAB	lab(39.20, 21.26, -49.14)
CIE-LCH	lch(39.20, 53.54, 293.40°)
OKLab	oklab(48.4% 0.0058 -0.1406)
OKLCH	oklch(48.4% 0.141 272.4)
XYZ	xyz(13.2431, 10.7783, 40.9096)
Luminance	0.1078 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4555AD #AD9D45

analogous

#4589AD #4555AD #6945AD

triadic

#4555AD #AD4555 #55AD45

tetradic

#4555AD #AD4589 #AD9D45 #45AD69

square

#4555AD #AD4589 #AD9D45 #45AD69

split-complementary

#4555AD #AD6945 #89AD45

monochromatic

#222A55 #344081 #4555AD #6B79C4 #97A1D5

Accessibility & contrast

On white

6.65

#4555AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#4555AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4555AD

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4555AD	#FFFFFF	#000000	##FFFFFF
##4555AD	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2661B0

Deuteranopia (green-blind)

#0F58AB

Tritanopia (blue-blind)

#006979

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4555ad;
/* rgb */ color: rgb(69, 85, 173);
/* oklch */ color: oklch(48.4% 0.141 272.4);

Tailwind

colors: {
  custom: {
    50: '#8284c6',
    500: '#4555ad',
    950: '#000000',
  },
}

SCSS

$custom: #4555ad;
$custom-light: #8284c6;
$custom-dark: #000000;

JSON

{
  "hex": "#4555ad",
  "rgb": {
    "r": 69,
    "g": 85,
    "b": 173
  },
  "hsl": {
    "h": 230.769,
    "s": 42.975,
    "l": 47.451
  },
  "oklch": {
    "l": 0.48395,
    "c": 0.14072,
    "h": 272.4
  },
  "luminance": 0.10779
}

Semantic roles & 50–950 ramp

primary

#4555AD

secondary

#C1B98C

accent

#BF55D3

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4555AD

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

Preview Lab → · Contrast checker → · Palette generator →