#3533BD#3533BD

#3533BD is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 42.8% C 0.207 H 273.9°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#3533BD
RGB	rgb(53, 51, 189)
HSL	hsl(241, 58%, 47%)
HSV	hsv(241, 73%, 74%)
CMYK	cmyk(72%, 73%, 0%, 25.9%)
CIE-LAB	lab(31.34, 45.62, -71.46)
CIE-LCH	lch(31.34, 84.77, 302.55°)
OKLab	oklab(42.75% 0.014 -0.2067)
OKLCH	oklch(42.75% 0.207 273.9)
XYZ	xyz(11.8343, 6.7975, 48.8226)
Luminance	0.0680 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 3.93

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3533BD #BBBD33

analogous

#3376BD #3533BD #7A33BD

triadic

#3533BD #BD3533 #33BD35

tetradic

#3533BD #BD3376 #BBBD33 #33BD7A

square

#3533BD #BD3376 #BBBD33 #33BD7A

split-complementary

#3533BD #BD7A33 #76BD33

monochromatic

#1A195D #27268D #3533BD #5C5BD3 #8C8BE0

Accessibility & contrast

On white

8.90

#3533BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#3533BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3533BD

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3533BD	#FFFFFF	#000000	##FFFFFF
##3533BD	1.00	8.90	2.36	8.90
#FFFFFF	8.90	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050C1

Deuteranopia (green-blind)

#0043BB

Tritanopia (blue-blind)

#005A75

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3533bd;
/* rgb */ color: rgb(53, 51, 189);
/* oklch */ color: oklch(42.8% 0.207 273.9);

Tailwind

colors: {
  custom: {
    50: '#816cd2',
    500: '#3533bd',
    950: '#000000',
  },
}

SCSS

$custom: #3533bd;
$custom-light: #816cd2;
$custom-dark: #000000;

JSON

{
  "hex": "#3533bd",
  "rgb": {
    "r": 53,
    "g": 51,
    "b": 189
  },
  "hsl": {
    "h": 240.87,
    "s": 57.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.4275,
    "c": 0.20715,
    "h": 273.9
  },
  "luminance": 0.06799
}

Semantic roles & 50–950 ramp

primary

#3533BD

secondary

#C9CA82

accent

#E147DF

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3533BD

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

Preview Lab → · Contrast checker → · Palette generator →