#3669C6#3669C6

#3669C6 is a mid, vivid blue. Relative luminance 0.150; OKLCH L 53.6% C 0.155 H 261.2°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#3669C6
RGB	rgb(54, 105, 198)
HSL	hsl(219, 57%, 49%)
HSV	hsv(219, 73%, 78%)
CMYK	cmyk(72.7%, 47%, 0%, 22.4%)
CIE-LAB	lab(45.58, 14.95, -53.51)
CIE-LCH	lch(45.58, 55.56, 285.61°)
OKLab	oklab(53.58% -0.0237 -0.1535)
OKLCH	oklch(53.58% 0.155 261.2)
XYZ	xyz(16.7623, 14.9628, 55.4198)
Luminance	0.1497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3669C6 #C69336

analogous

#36B1C6 #3669C6 #4B36C6

triadic

#3669C6 #C63669 #69C636

tetradic

#3669C6 #C636B1 #C69336 #36C64B

square

#3669C6 #C636B1 #C69336 #36C64B

split-complementary

#3669C6 #C64B36 #B1C636

monochromatic

#1C3666 #295096 #3669C6 #648CD5 #94B0E2

Accessibility & contrast

On white

5.26

#3669C6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#3669C6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3669C6

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3669C6	#FFFFFF	#000000	##FFFFFF
##3669C6	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3773C9

Deuteranopia (green-blind)

#1366C4

Tritanopia (blue-blind)

#007F8E

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3669c6;
/* rgb */ color: rgb(54, 105, 198);
/* oklch */ color: oklch(53.6% 0.155 261.2);

Tailwind

colors: {
  custom: {
    50: '#7f93d8',
    500: '#3669c6',
    950: '#000000',
  },
}

SCSS

$custom: #3669c6;
$custom-light: #7f93d8;
$custom-dark: #000000;

JSON

{
  "hex": "#3669c6",
  "rgb": {
    "r": 54,
    "g": 105,
    "b": 198
  },
  "hsl": {
    "h": 218.75,
    "s": 57.143,
    "l": 49.412
  },
  "oklch": {
    "l": 0.53577,
    "c": 0.15527,
    "h": 261.2
  },
  "luminance": 0.14965
}

Semantic roles & 50–950 ramp

primary

#3669C6

secondary

#CDB68B

accent

#AA47E0

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0D14

muted

#7C7D83

Preview Lab

Preview with #3669C6

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

Preview Lab → · Contrast checker → · Palette generator →