#3531C1#3531C1

#3531C1 is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 42.9% C 0.214 H 273.8°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#3531C1
RGB	rgb(53, 49, 193)
HSL	hsl(242, 60%, 47%)
HSV	hsv(242, 75%, 76%)
CMYK	cmyk(72.5%, 74.6%, 0%, 24.3%)
CIE-LAB	lab(31.35, 48.03, -73.79)
CIE-LCH	lch(31.35, 88.05, 303.06°)
OKLab	oklab(42.88% 0.0143 -0.2135)
OKLCH	oklch(42.88% 0.214 273.8)
XYZ	xyz(12.1889, 6.8025, 51.1124)
Luminance	0.0680 (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

#3531C1 #BDC131

analogous

#3175C1 #3531C1 #7D31C1

triadic

#3531C1 #C13531 #31C135

tetradic

#3531C1 #C13175 #BDC131 #31C17D

square

#3531C1 #C13175 #BDC131 #31C17D

split-complementary

#3531C1 #C17D31 #75C131

monochromatic

#1A185F #282590 #3531C1 #5D5AD5 #8D8BE2

Accessibility & contrast

On white

8.90

#3531C1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#3531C1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3531C1

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3531C1	#FFFFFF	#000000	##FFFFFF
##3531C1	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)

#0050C5

Deuteranopia (green-blind)

#0043BE

Tritanopia (blue-blind)

#005B77

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3531c1;
/* rgb */ color: rgb(53, 49, 193);
/* oklch */ color: oklch(42.9% 0.214 273.8);

Tailwind

colors: {
  custom: {
    50: '#826bd5',
    500: '#3531c1',
    950: '#000000',
  },
}

SCSS

$custom: #3531c1;
$custom-light: #826bd5;
$custom-dark: #000000;

JSON

{
  "hex": "#3531c1",
  "rgb": {
    "r": 53,
    "g": 49,
    "b": 193
  },
  "hsl": {
    "h": 241.667,
    "s": 59.504,
    "l": 47.451
  },
  "oklch": {
    "l": 0.4288,
    "c": 0.21395,
    "h": 273.8
  },
  "luminance": 0.06804
}

Semantic roles & 50–950 ramp

primary

#3531C1

secondary

#CACC82

accent

#E345DE

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3531C1

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

Preview Lab → · Contrast checker → · Palette generator →