#3533AD#3533AD

#3533AD is a dark, vivid blue. Relative luminance 0.061; OKLCH L 41.1% C 0.187 H 275.1°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#3533AD
RGB	rgb(53, 51, 173)
HSL	hsl(241, 54%, 44%)
HSV	hsv(241, 71%, 68%)
CMYK	cmyk(69.4%, 70.5%, 0%, 32.2%)
CIE-LAB	lab(29.76, 40.29, -64.54)
CIE-LCH	lch(29.76, 76.08, 301.97°)
OKLab	oklab(41.15% 0.0166 -0.1865)
OKLCH	oklch(41.15% 0.187 275.1)
XYZ	xyz(10.1924, 6.1407, 40.1752)
Luminance	0.0614 (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

#3533AD #ABAD33

analogous

#336EAD #3533AD #7233AD

triadic

#3533AD #AD3533 #33AD35

tetradic

#3533AD #AD336E #ABAD33 #33AD72

square

#3533AD #AD336E #ABAD33 #33AD72

split-complementary

#3533AD #AD7233 #6EAD33

monochromatic

#18174E #27257E #3533AD #5351CC #8281DA

Accessibility & contrast

On white

9.42

#3533AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#3533AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3533AD

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3533AD	#FFFFFF	#000000	##FFFFFF
##3533AD	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB1

Deuteranopia (green-blind)

#0040AB

Tritanopia (blue-blind)

#00546C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3533ad;
/* rgb */ color: rgb(53, 51, 173);
/* oklch */ color: oklch(41.1% 0.187 275.1);

Tailwind

colors: {
  custom: {
    50: '#7d6cc7',
    500: '#3533ad',
    950: '#000000',
  },
}

SCSS

$custom: #3533ad;
$custom-light: #7d6cc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3533ad",
  "rgb": {
    "r": 53,
    "g": 51,
    "b": 173
  },
  "hsl": {
    "h": 240.984,
    "s": 54.464,
    "l": 43.922
  },
  "oklch": {
    "l": 0.41148,
    "c": 0.18725,
    "h": 275.1
  },
  "luminance": 0.06142
}

Semantic roles & 50–950 ramp

primary

#3533AD

secondary

#C2C379

accent

#DE4ADB

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3533AD

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

Preview Lab → · Contrast checker → · Palette generator →