#3634D1#3634D1

#3634D1 is a mid, highly saturated blue. Relative luminance 0.078; OKLCH L 45.0% C 0.230 H 272.8°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#3634D1
RGB	rgb(54, 52, 209)
HSL	hsl(241, 63%, 51%)
HSV	hsv(241, 75%, 82%)
CMYK	cmyk(74.2%, 75.1%, 0%, 18%)
CIE-LAB	lab(33.65, 51.63, -79.33)
CIE-LCH	lch(33.65, 94.65, 303.06°)
OKLab	oklab(45.02% 0.0111 -0.2296)
OKLCH	oklch(45.02% 0.23 272.8)
XYZ	xyz(14.2541, 7.8422, 61.0717)
Luminance	0.0784 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.52

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3634D1 #CFD134

analogous

#3480D1 #3634D1 #8434D1

triadic

#3634D1 #D13634 #34D136

tetradic

#3634D1 #D13480 #CFD134 #34D184

square

#3634D1 #D13480 #CFD134 #34D184

split-complementary

#3634D1 #D18434 #80D134

monochromatic

#1B1A71 #2725A3 #3634D1 #6766DC #9998E8

Accessibility & contrast

On white

8.18

#3634D1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#3634D1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3634D1

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3634D1	#FFFFFF	#000000	##FFFFFF
##3634D1	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057D6

Deuteranopia (green-blind)

#0047CE

Tritanopia (blue-blind)

#006280

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3634d1;
/* rgb */ color: rgb(54, 52, 209);
/* oklch */ color: oklch(45.0% 0.230 272.8);

Tailwind

colors: {
  custom: {
    50: '#856ee1',
    500: '#3634d1',
    950: '#000000',
  },
}

SCSS

$custom: #3634d1;
$custom-light: #856ee1;
$custom-dark: #000000;

JSON

{
  "hex": "#3634d1",
  "rgb": {
    "r": 54,
    "g": 52,
    "b": 209
  },
  "hsl": {
    "h": 240.764,
    "s": 63.052,
    "l": 51.176
  },
  "oklch": {
    "l": 0.45015,
    "c": 0.22985,
    "h": 272.8
  },
  "luminance": 0.07844
}

Semantic roles & 50–950 ramp

primary

#3634D1

secondary

#D2D38E

accent

#E642E4

background

#F9F6FE

surface

#F1ECFC

border

#CBC7D5

text

#0D0715

muted

#7E7A84

Preview Lab

Preview with #3634D1

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

Preview Lab → · Contrast checker → · Palette generator →