#3634CC#3634CC

#3634CC is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.5% C 0.224 H 273.1°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#3634CC
RGB	rgb(54, 52, 204)
HSL	hsl(241, 60%, 50%)
HSV	hsv(241, 75%, 80%)
CMYK	cmyk(73.5%, 74.5%, 0%, 20%)
CIE-LAB	lab(33.13, 50.03, -77.29)
CIE-LCH	lch(33.13, 92.07, 302.92°)
OKLab	oklab(44.49% 0.012 -0.2236)
OKLCH	oklch(44.49% 0.224 273.1)
XYZ	xyz(13.6447, 7.5985, 57.8626)
Luminance	0.0760 (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

#3634CC #CACC34

analogous

#347ECC #3634CC #8234CC

triadic

#3634CC #CC3634 #34CC36

tetradic

#3634CC #CC347E #CACC34 #34CC82

square

#3634CC #CC347E #CACC34 #34CC82

split-complementary

#3634CC #CC8234 #7ECC34

monochromatic

#1C1B6B #29279C #3634CC #6665D8 #9796E5

Accessibility & contrast

On white

8.33

#3634CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3634CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3634CC

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3634CC	#FFFFFF	#000000	##FFFFFF
##3634CC	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055D0

Deuteranopia (green-blind)

#0046C9

Tritanopia (blue-blind)

#00607E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3634cc;
/* rgb */ color: rgb(54, 52, 204);
/* oklch */ color: oklch(44.5% 0.224 273.1);

Tailwind

colors: {
  custom: {
    50: '#846edd',
    500: '#3634cc',
    950: '#000000',
  },
}

SCSS

$custom: #3634cc;
$custom-light: #846edd;
$custom-dark: #000000;

JSON

{
  "hex": "#3634cc",
  "rgb": {
    "r": 54,
    "g": 52,
    "b": 204
  },
  "hsl": {
    "h": 240.789,
    "s": 59.843,
    "l": 50.196
  },
  "oklch": {
    "l": 0.44494,
    "c": 0.22396,
    "h": 273.1
  },
  "luminance": 0.076
}

Semantic roles & 50–950 ramp

primary

#3634CC

secondary

#CFD08C

accent

#E345E1

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3634CC

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

Preview Lab → · Contrast checker → · Palette generator →