#3533CE#3533CE

#3533CE is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.5% C 0.228 H 272.7°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#3533CE
RGB	rgb(53, 51, 206)
HSL	hsl(241, 61%, 50%)
HSV	hsv(241, 75%, 81%)
CMYK	cmyk(74.3%, 75.2%, 0%, 19.2%)
CIE-LAB	lab(33.09, 51.13, -78.52)
CIE-LCH	lch(33.09, 93.70, 303.07°)
OKLab	oklab(44.51% 0.0109 -0.2272)
OKLCH	oklch(44.51% 0.228 272.7)
XYZ	xyz(13.7889, 7.5793, 59.1168)
Luminance	0.0758 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.73

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3533CE #CCCE33

analogous

#337FCE #3533CE #8233CE

triadic

#3533CE #CE3533 #33CE35

tetradic

#3533CE #CE337F #CCCE33 #33CE82

square

#3533CE #CE337F #CCCE33 #33CE82

split-complementary

#3533CE #CE8233 #7FCE33

monochromatic

#1B1A6D #27269E #3533CE #6664DA #9796E6

Accessibility & contrast

On white

8.35

#3533CE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3533CE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3533CE

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3533CE	#FFFFFF	#000000	##FFFFFF
##3533CE	1.00	8.35	2.52	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055D2

Deuteranopia (green-blind)

#0046CB

Tritanopia (blue-blind)

#00617F

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3533ce;
/* rgb */ color: rgb(53, 51, 206);
/* oklch */ color: oklch(44.5% 0.228 272.7);

Tailwind

colors: {
  custom: {
    50: '#856dde',
    500: '#3533ce',
    950: '#000000',
  },
}

SCSS

$custom: #3533ce;
$custom-light: #856dde;
$custom-dark: #000000;

JSON

{
  "hex": "#3533ce",
  "rgb": {
    "r": 53,
    "g": 51,
    "b": 206
  },
  "hsl": {
    "h": 240.774,
    "s": 61.265,
    "l": 50.392
  },
  "oklch": {
    "l": 0.4451,
    "c": 0.2275,
    "h": 272.7
  },
  "luminance": 0.07581
}

Semantic roles & 50–950 ramp

primary

#3533CE

secondary

#D0D18C

accent

#E443E2

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3533CE

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

Preview Lab → · Contrast checker → · Palette generator →