#3645C1#3645C1

#3645C1 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.1% C 0.192 H 271.2°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#3645C1
RGB	rgb(54, 69, 193)
HSL	hsl(234, 56%, 48%)
HSV	hsv(234, 72%, 76%)
CMYK	cmyk(72%, 64.2%, 0%, 24.3%)
CIE-LAB	lab(35.77, 36.25, -66.53)
CIE-LCH	lch(35.77, 75.76, 298.59°)
OKLab	oklab(46.08% 0.004 -0.1922)
OKLCH	oklch(46.08% 0.192 271.2)
XYZ	xyz(13.2718, 8.8894, 51.4581)
Luminance	0.0889 (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

#3645C1 #C1B236

analogous

#368AC1 #3645C1 #6C36C1

triadic

#3645C1 #C13645 #45C136

tetradic

#3645C1 #C1368A #C1B236 #36C16C

square

#3645C1 #C1368A #C1B236 #36C16C

split-complementary

#3645C1 #C16C36 #8AC136

monochromatic

#1B2361 #293491 #3645C1 #616ED3 #919AE0

Accessibility & contrast

On white

7.56

#3645C1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#3645C1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3645C1

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3645C1	#FFFFFF	#000000	##FFFFFF
##3645C1	1.00	7.56	2.78	7.56
#FFFFFF	7.56	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC5

Deuteranopia (green-blind)

#004EBF

Tritanopia (blue-blind)

#00657D

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3645c1;
/* rgb */ color: rgb(54, 69, 193);
/* oklch */ color: oklch(46.1% 0.192 271.2);

Tailwind

colors: {
  custom: {
    50: '#8079d5',
    500: '#3645c1',
    950: '#000000',
  },
}

SCSS

$custom: #3645c1;
$custom-light: #8079d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3645c1",
  "rgb": {
    "r": 54,
    "g": 69,
    "b": 193
  },
  "hsl": {
    "h": 233.525,
    "s": 56.275,
    "l": 48.431
  },
  "oklch": {
    "l": 0.46081,
    "c": 0.19227,
    "h": 271.2
  },
  "luminance": 0.08891
}

Semantic roles & 50–950 ramp

primary

#3645C1

secondary

#CBC488

accent

#CF48E0

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3645C1

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

Preview Lab → · Contrast checker → · Palette generator →