#3669CD#3669CD

#3669CD is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.1% C 0.165 H 262.1°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#3669CD
RGB	rgb(54, 105, 205)
HSL	hsl(220, 60%, 51%)
HSV	hsv(220, 74%, 80%)
CMYK	cmyk(73.7%, 48.8%, 0%, 19.6%)
CIE-LAB	lab(46.03, 17.54, -56.81)
CIE-LCH	lch(46.03, 59.45, 287.16°)
OKLab	oklab(54.07% -0.0226 -0.1632)
OKLCH	oklch(54.07% 0.165 262.1)
XYZ	xyz(17.5884, 15.2933, 59.7707)
Luminance	0.1530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3669CD #CD9A36

analogous

#36B4CD #3669CD #4E36CD

triadic

#3669CD #CD3669 #69CD36

tetradic

#3669CD #CD36B4 #CD9A36 #36CD4E

square

#3669CD #CD36B4 #CD9A36 #36CD4E

split-complementary

#3669CD #CD4E36 #B4CD36

monochromatic

#1B376D #27509E #3669CD #678ED9 #98B2E5

Accessibility & contrast

On white

5.17

#3669CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#3669CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3669CD

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3669CD	#FFFFFF	#000000	##FFFFFF
##3669CD	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3074D1

Deuteranopia (green-blind)

#0067CB

Tritanopia (blue-blind)

#008191

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3669cd;
/* rgb */ color: rgb(54, 105, 205);
/* oklch */ color: oklch(54.1% 0.165 262.1);

Tailwind

colors: {
  custom: {
    50: '#8193dd',
    500: '#3669cd',
    950: '#000000',
  },
}

SCSS

$custom: #3669cd;
$custom-light: #8193dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3669cd",
  "rgb": {
    "r": 54,
    "g": 105,
    "b": 205
  },
  "hsl": {
    "h": 219.735,
    "s": 60.159,
    "l": 50.784
  },
  "oklch": {
    "l": 0.54066,
    "c": 0.16472,
    "h": 262.1
  },
  "luminance": 0.15295
}

Semantic roles & 50–950 ramp

primary

#3669CD

secondary

#D1BA8E

accent

#AE44E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0D15

muted

#7D7D83

Preview Lab

Preview with #3669CD

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

Preview Lab → · Contrast checker → · Palette generator →