#3662DD#3662DD

#3662DD is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.8% C 0.194 H 265.4°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#3662DD
RGB	rgb(54, 98, 221)
HSL	hsl(224, 71%, 54%)
HSV	hsv(224, 76%, 87%)
CMYK	cmyk(75.6%, 55.7%, 0%, 13.3%)
CIE-LAB	lab(45.27, 27.91, -67.17)
CIE-LCH	lch(45.27, 72.74, 292.57°)
OKLab	oklab(53.84% -0.0157 -0.1938)
OKLCH	oklch(53.84% 0.194 265.4)
XYZ	xyz(18.9355, 14.7380, 70.2393)
Luminance	0.1474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3662DD #DDB136

analogous

#36B5DD #3662DD #5E36DD

triadic

#3662DD #DD3662 #62DD36

tetradic

#3662DD #DD36B5 #DDB136 #36DD5E

square

#3662DD #DD36B5 #DDB136 #36DD5E

split-complementary

#3662DD #DD5E36 #B5DD36

monochromatic

#163383 #1F47B7 #3662DD #6A8BE6 #9FB4EF

Accessibility & contrast

On white

5.32

#3662DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#3662DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3662DD

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3662DD	#FFFFFF	#000000	##FFFFFF
##3662DD	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073E1

Deuteranopia (green-blind)

#0064DB

Tritanopia (blue-blind)

#008096

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3662dd;
/* rgb */ color: rgb(54, 98, 221);
/* oklch */ color: oklch(53.8% 0.194 265.4);

Tailwind

colors: {
  custom: {
    50: '#858ee8',
    500: '#3662dd',
    950: '#000000',
  },
}

SCSS

$custom: #3662dd;
$custom-light: #858ee8;
$custom-dark: #000000;

JSON

{
  "hex": "#3662dd",
  "rgb": {
    "r": 54,
    "g": 98,
    "b": 221
  },
  "hsl": {
    "h": 224.192,
    "s": 71.064,
    "l": 53.922
  },
  "oklch": {
    "l": 0.53842,
    "c": 0.19441,
    "h": 265.4
  },
  "luminance": 0.1474
}

Semantic roles & 50–950 ramp

primary

#3662DD

secondary

#DBC894

accent

#BE3AEE

background

#F9F8FE

surface

#F1F0FD

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #3662DD

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

Preview Lab → · Contrast checker → · Palette generator →