#3662CC#3662CC

#3662CC is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.5% C 0.172 H 264.3°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#3662CC
RGB	rgb(54, 98, 204)
HSL	hsl(222, 60%, 51%)
HSV	hsv(222, 74%, 80%)
CMYK	cmyk(73.5%, 52%, 0%, 20%)
CIE-LAB	lab(44.06, 21.65, -59.42)
CIE-LCH	lch(44.06, 63.24, 290.02°)
OKLab	oklab(52.54% -0.0171 -0.171)
OKLCH	oklch(52.54% 0.172 264.3)
XYZ	xyz(16.7842, 13.8774, 58.9091)
Luminance	0.1388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3662CC #CCA036

analogous

#36ADCC #3662CC #5536CC

triadic

#3662CC #CC3662 #62CC36

tetradic

#3662CC #CC36AD #CCA036 #36CC55

square

#3662CC #CC36AD #CCA036 #36CC55

split-complementary

#3662CC #CC5536 #ADCC36

monochromatic

#1B336C #284A9D #3662CC #6788D8 #98AEE5

Accessibility & contrast

On white

5.56

#3662CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#3662CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3662CC

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3662CC	#FFFFFF	#000000	##FFFFFF
##3662CC	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A6FD0

Deuteranopia (green-blind)

#0062CA

Tritanopia (blue-blind)

#007C8D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3662cc;
/* rgb */ color: rgb(54, 98, 204);
/* oklch */ color: oklch(52.5% 0.172 264.3);

Tailwind

colors: {
  custom: {
    50: '#818edc',
    500: '#3662cc',
    950: '#000000',
  },
}

SCSS

$custom: #3662cc;
$custom-light: #818edc;
$custom-dark: #000000;

JSON

{
  "hex": "#3662cc",
  "rgb": {
    "r": 54,
    "g": 98,
    "b": 204
  },
  "hsl": {
    "h": 222.4,
    "s": 59.524,
    "l": 50.588
  },
  "oklch": {
    "l": 0.52538,
    "c": 0.17184,
    "h": 264.3
  },
  "luminance": 0.13879
}

Semantic roles & 50–950 ramp

primary

#3662CC

secondary

#D0BD8E

accent

#B445E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3662CC

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

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