#4531AB#4531AB

#4531AB is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.9% C 0.184 H 282.5°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#4531AB
RGB	rgb(69, 49, 171)
HSL	hsl(250, 55%, 43%)
HSV	hsv(250, 71%, 67%)
CMYK	cmyk(59.6%, 71.3%, 0%, 32.9%)
CIE-LAB	lab(30.40, 42.91, -62.25)
CIE-LCH	lch(30.40, 75.61, 304.58°)
OKLab	oklab(41.86% 0.0398 -0.1793)
OKLCH	oklch(41.86% 0.184 282.5)
XYZ	xyz(10.9010, 6.4014, 39.1813)
Luminance	0.0640 (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

#4531AB #97AB31

analogous

#315AAB #4531AB #8231AB

triadic

#4531AB #AB4531 #31AB45

tetradic

#4531AB #AB315A #97AB31 #31AB82

square

#4531AB #AB315A #97AB31 #31AB82

split-complementary

#4531AB #AB8231 #5AAB31

monochromatic

#1F164C #32237B #4531AB #624DCC #8C7DDA

Accessibility & contrast

On white

9.21

#4531AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#4531AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4531AB

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4531AB	#FFFFFF	#000000	##FFFFFF
##4531AB	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CAF

Deuteranopia (green-blind)

#0043A9

Tritanopia (blue-blind)

#00526A

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #4531ab;
/* rgb */ color: rgb(69, 49, 171);
/* oklch */ color: oklch(41.9% 0.184 282.5);

Tailwind

colors: {
  custom: {
    50: '#846bc5',
    500: '#4531ab',
    950: '#000000',
  },
}

SCSS

$custom: #4531ab;
$custom-light: #846bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#4531ab",
  "rgb": {
    "r": 69,
    "g": 49,
    "b": 171
  },
  "hsl": {
    "h": 249.836,
    "s": 55.455,
    "l": 43.137
  },
  "oklch": {
    "l": 0.41864,
    "c": 0.18369,
    "h": 282.5
  },
  "luminance": 0.06402
}

Semantic roles & 50–950 ramp

primary

#4531AB

secondary

#B6C275

accent

#DF49C6

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4531AB

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

Preview Lab → · Contrast checker → · Palette generator →