#3668C2#3668C2

#3668C2 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.1% C 0.151 H 261.1°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#3668C2
RGB	rgb(54, 104, 194)
HSL	hsl(219, 56%, 49%)
HSV	hsv(219, 72%, 76%)
CMYK	cmyk(72.2%, 46.4%, 0%, 23.9%)
CIE-LAB	lab(45.05, 14.10, -52.05)
CIE-LCH	lch(45.05, 53.93, 285.16°)
OKLab	oklab(53.09% -0.0234 -0.1492)
OKLCH	oklch(53.09% 0.151 261.1)
XYZ	xyz(16.2057, 14.5782, 52.9883)
Luminance	0.1458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3668C2 #C29036

analogous

#36AEC2 #3668C2 #4A36C2

triadic

#3668C2 #C23668 #68C236

tetradic

#3668C2 #C236AE #C29036 #36C24A

square

#3668C2 #C236AE #C29036 #36C24A

split-complementary

#3668C2 #C24A36 #AEC236

monochromatic

#1B3562 #294E92 #3668C2 #628AD3 #92AEE1

Accessibility & contrast

On white

5.36

#3668C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#3668C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3668C2

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3668C2	#FFFFFF	#000000	##FFFFFF
##3668C2	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3971C5

Deuteranopia (green-blind)

#1965C0

Tritanopia (blue-blind)

#007D8B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3668c2;
/* rgb */ color: rgb(54, 104, 194);
/* oklch */ color: oklch(53.1% 0.151 261.1);

Tailwind

colors: {
  custom: {
    50: '#7f92d5',
    500: '#3668c2',
    950: '#000000',
  },
}

SCSS

$custom: #3668c2;
$custom-light: #7f92d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3668c2",
  "rgb": {
    "r": 54,
    "g": 104,
    "b": 194
  },
  "hsl": {
    "h": 218.571,
    "s": 56.452,
    "l": 48.627
  },
  "oklch": {
    "l": 0.53087,
    "c": 0.15103,
    "h": 261.1
  },
  "luminance": 0.1458
}

Semantic roles & 50–950 ramp

primary

#3668C2

secondary

#CCB488

accent

#AA48E0

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3668C2

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

Preview Lab → · Contrast checker → · Palette generator →