#3669CA#3669CA

#3669CA is a mid, vivid blue. Relative luminance 0.152; OKLCH L 53.9% C 0.161 H 261.8°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#3669CA
RGB	rgb(54, 105, 202)
HSL	hsl(219, 58%, 50%)
HSV	hsv(219, 73%, 79%)
CMYK	cmyk(73.3%, 48%, 0%, 20.8%)
CIE-LAB	lab(45.84, 16.43, -55.40)
CIE-LCH	lch(45.84, 57.78, 286.52°)
OKLab	oklab(53.86% -0.023 -0.159)
OKLCH	oklch(53.86% 0.161 261.8)
XYZ	xyz(17.2297, 15.1498, 57.8818)
Luminance	0.1515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3669CA #CA9736

analogous

#36B3CA #3669CA #4D36CA

triadic

#3669CA #CA3669 #69CA36

tetradic

#3669CA #CA36B3 #CA9736 #36CA4D

square

#3669CA #CA36B3 #CA9736 #36CA4D

split-complementary

#3669CA #CA4D36 #B3CA36

monochromatic

#1C376A #29509A #3669CA #668DD7 #97B1E4

Accessibility & contrast

On white

5.21

#3669CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#3669CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3669CA

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3669CA	#FFFFFF	#000000	##FFFFFF
##3669CA	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3374CE

Deuteranopia (green-blind)

#0266C8

Tritanopia (blue-blind)

#008090

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3669ca;
/* rgb */ color: rgb(54, 105, 202);
/* oklch */ color: oklch(53.9% 0.161 261.8);

Tailwind

colors: {
  custom: {
    50: '#8093db',
    500: '#3669ca',
    950: '#000000',
  },
}

SCSS

$custom: #3669ca;
$custom-light: #8093db;
$custom-dark: #000000;

JSON

{
  "hex": "#3669ca",
  "rgb": {
    "r": 54,
    "g": 105,
    "b": 202
  },
  "hsl": {
    "h": 219.324,
    "s": 58.268,
    "l": 50.196
  },
  "oklch": {
    "l": 0.53855,
    "c": 0.16068,
    "h": 261.8
  },
  "luminance": 0.15152
}

Semantic roles & 50–950 ramp

primary

#3669CA

secondary

#CFB88D

accent

#AC46E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0D15

muted

#7D7D83

Preview Lab

Preview with #3669CA

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

Preview Lab → · Contrast checker → · Palette generator →