#3669C3#3669C3

#3669C3 is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.4% C 0.151 H 260.8°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#3669C3
RGB	rgb(54, 105, 195)
HSL	hsl(218, 57%, 49%)
HSV	hsv(218, 72%, 76%)
CMYK	cmyk(72.3%, 46.2%, 0%, 23.5%)
CIE-LAB	lab(45.39, 13.84, -52.08)
CIE-LCH	lch(45.39, 53.89, 284.88°)
OKLab	oklab(53.37% -0.0241 -0.1493)
OKLCH	oklch(53.37% 0.151 260.8)
XYZ	xyz(16.4197, 14.8258, 53.6155)
Luminance	0.1483 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3669C3 #C39036

analogous

#36B0C3 #3669C3 #4A36C3

triadic

#3669C3 #C33669 #69C336

tetradic

#3669C3 #C336B0 #C39036 #36C34A

square

#3669C3 #C336B0 #C39036 #36C34A

split-complementary

#3669C3 #C34A36 #B0C336

monochromatic

#1B3563 #294F93 #3669C3 #638BD4 #92AFE1

Accessibility & contrast

On white

5.30

#3669C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#3669C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3669C3

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3669C3	#FFFFFF	#000000	##FFFFFF
##3669C3	1.00	5.30	3.97	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A72C6

Deuteranopia (green-blind)

#1B65C1

Tritanopia (blue-blind)

#007E8C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3669c3;
/* rgb */ color: rgb(54, 105, 195);
/* oklch */ color: oklch(53.4% 0.151 260.8);

Tailwind

colors: {
  custom: {
    50: '#7f93d6',
    500: '#3669c3',
    950: '#000000',
  },
}

SCSS

$custom: #3669c3;
$custom-light: #7f93d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3669c3",
  "rgb": {
    "r": 54,
    "g": 105,
    "b": 195
  },
  "hsl": {
    "h": 218.298,
    "s": 56.627,
    "l": 48.824
  },
  "oklch": {
    "l": 0.53371,
    "c": 0.1512,
    "h": 260.8
  },
  "luminance": 0.14828
}

Semantic roles & 50–950 ramp

primary

#3669C3

secondary

#CCB489

accent

#A948E0

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3669C3

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

Preview Lab → · Contrast checker → · Palette generator →