#3634DD#3634DD

#3634DD is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 46.3% C 0.244 H 272.1°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#3634DD
RGB	rgb(54, 52, 221)
HSL	hsl(241, 71%, 54%)
HSV	hsv(241, 76%, 87%)
CMYK	cmyk(75.6%, 76.5%, 0%, 13.3%)
CIE-LAB	lab(34.92, 55.41, -84.15)
CIE-LCH	lch(34.92, 100.76, 303.36°)
OKLab	oklab(46.28% 0.0088 -0.2436)
OKLCH	oklch(46.28% 0.244 272.1)
XYZ	xyz(15.7961, 8.4590, 69.1929)
Luminance	0.0846 (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

#3634DD #DBDD34

analogous

#3486DD #3634DD #8A34DD

triadic

#3634DD #DD3634 #34DD36

tetradic

#3634DD #DD3486 #DBDD34 #34DD8A

square

#3634DD #DD3486 #DBDD34 #34DD8A

split-complementary

#3634DD #DD8A34 #86DD34

monochromatic

#171681 #201EB5 #3634DD #6A68E6 #9E9DEF

Accessibility & contrast

On white

7.80

#3634DD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3634DD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3634DD

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3634DD	#FFFFFF	#000000	##FFFFFF
##3634DD	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AE2

Deuteranopia (green-blind)

#004ADA

Tritanopia (blue-blind)

#006787

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3634dd;
/* rgb */ color: rgb(54, 52, 221);
/* oklch */ color: oklch(46.3% 0.244 272.1);

Tailwind

colors: {
  custom: {
    50: '#886ee9',
    500: '#3634dd',
    950: '#000000',
  },
}

SCSS

$custom: #3634dd;
$custom-light: #886ee9;
$custom-dark: #000000;

JSON

{
  "hex": "#3634dd",
  "rgb": {
    "r": 54,
    "g": 52,
    "b": 221
  },
  "hsl": {
    "h": 240.71,
    "s": 71.308,
    "l": 53.529
  },
  "oklch": {
    "l": 0.46283,
    "c": 0.24375,
    "h": 272.1
  },
  "luminance": 0.08461
}

Semantic roles & 50–950 ramp

primary

#3634DD

secondary

#DADB92

accent

#EE3AEC

background

#F9F6FE

surface

#F2ECFD

border

#CCC7D5

text

#0E0716

muted

#7E7A84

Preview Lab

Preview with #3634DD

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

Preview Lab → · Contrast checker → · Palette generator →