#4533BB#4533BB

#4533BB is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.7% C 0.201 H 280.0°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#4533BB
RGB	rgb(69, 51, 187)
HSL	hsl(248, 57%, 47%)
HSV	hsv(248, 73%, 73%)
CMYK	cmyk(63.1%, 72.7%, 0%, 26.7%)
CIE-LAB	lab(32.30, 46.78, -68.65)
CIE-LCH	lch(32.30, 83.08, 304.27°)
OKLab	oklab(43.67% 0.0351 -0.1981)
OKLCH	oklch(43.67% 0.201 280)
XYZ	xyz(12.6049, 7.2198, 47.7334)
Luminance	0.0722 (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

#4533BB #A9BB33

analogous

#3365BB #4533BB #8933BB

triadic

#4533BB #BB4533 #33BB45

tetradic

#4533BB #BB3365 #A9BB33 #33BB89

square

#4533BB #BB3365 #A9BB33 #33BB89

split-complementary

#4533BB #BB8933 #65BB33

monochromatic

#22195B #33268B #4533BB #6959D2 #9589DF

Accessibility & contrast

On white

8.59

#4533BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#4533BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4533BB

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4533BB	#FFFFFF	#000000	##FFFFFF
##4533BB	1.00	8.59	2.44	8.59
#FFFFFF	8.59	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BF

Deuteranopia (green-blind)

#0047B8

Tritanopia (blue-blind)

#005974

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4533bb;
/* rgb */ color: rgb(69, 51, 187);
/* oklch */ color: oklch(43.7% 0.201 280.0);

Tailwind

colors: {
  custom: {
    50: '#876dd1',
    500: '#4533bb',
    950: '#000000',
  },
}

SCSS

$custom: #4533bb;
$custom-light: #876dd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4533bb",
  "rgb": {
    "r": 69,
    "g": 51,
    "b": 187
  },
  "hsl": {
    "h": 247.941,
    "s": 57.143,
    "l": 46.667
  },
  "oklch": {
    "l": 0.43671,
    "c": 0.20116,
    "h": 280
  },
  "luminance": 0.07221
}

Semantic roles & 50–950 ramp

primary

#4533BB

secondary

#BFC981

accent

#E047CC

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4533BB

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

Preview Lab → · Contrast checker → · Palette generator →