#3634C5#3634C5

#3634C5 is a dark, highly saturated blue. Relative luminance 0.073; OKLCH L 43.8% C 0.216 H 273.5°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#3634C5
RGB	rgb(54, 52, 197)
HSL	hsl(241, 58%, 49%)
HSV	hsv(241, 74%, 77%)
CMYK	cmyk(72.6%, 73.6%, 0%, 22.7%)
CIE-LAB	lab(32.41, 47.77, -74.39)
CIE-LCH	lch(32.41, 88.40, 302.71°)
OKLab	oklab(43.77% 0.0133 -0.2152)
OKLCH	oklch(43.77% 0.216 273.5)
XYZ	xyz(12.8240, 7.2702, 53.5399)
Luminance	0.0727 (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

#3634C5 #C3C534

analogous

#347BC5 #3634C5 #7F34C5

triadic

#3634C5 #C53634 #34C536

tetradic

#3634C5 #C5347B #C3C534 #34C57F

square

#3634C5 #C5347B #C3C534 #34C57F

split-complementary

#3634C5 #C57F34 #7BC534

monochromatic

#1B1A64 #292795 #3634C5 #6361D5 #9291E2

Accessibility & contrast

On white

8.56

#3634C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#3634C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3634C5

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3634C5	#FFFFFF	#000000	##FFFFFF
##3634C5	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053C9

Deuteranopia (green-blind)

#0045C2

Tritanopia (blue-blind)

#005E7A

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3634c5;
/* rgb */ color: rgb(54, 52, 197);
/* oklch */ color: oklch(43.8% 0.216 273.5);

Tailwind

colors: {
  custom: {
    50: '#836dd8',
    500: '#3634c5',
    950: '#000000',
  },
}

SCSS

$custom: #3634c5;
$custom-light: #836dd8;
$custom-dark: #000000;

JSON

{
  "hex": "#3634c5",
  "rgb": {
    "r": 54,
    "g": 52,
    "b": 197
  },
  "hsl": {
    "h": 240.828,
    "s": 58.233,
    "l": 48.824
  },
  "oklch": {
    "l": 0.43771,
    "c": 0.2156,
    "h": 273.5
  },
  "luminance": 0.07271
}

Semantic roles & 50–950 ramp

primary

#3634C5

secondary

#CCCD88

accent

#E146DF

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #3634C5

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

Preview Lab → · Contrast checker → · Palette generator →