#3686C4#3686C4

#3686C4 is a mid, vivid cyan. Relative luminance 0.218; OKLCH L 60.0% C 0.122 H 245.4°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#3686C4
RGB	rgb(54, 134, 196)
HSL	hsl(206, 57%, 49%)
HSV	hsv(206, 72%, 77%)
CMYK	cmyk(72.4%, 31.6%, 0%, 23.1%)
CIE-LAB	lab(53.83, -3.58, -39.24)
CIE-LCH	lch(53.83, 39.40, 264.79°)
OKLab	oklab(59.97% -0.0508 -0.1112)
OKLCH	oklch(59.97% 0.122 245.4)
XYZ	xyz(20.0064, 21.8177, 55.3707)
Luminance	0.2182 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3686C4 #C47436

analogous

#36C4BB #3686C4 #363FC4

triadic

#3686C4 #C43686 #86C436

tetradic

#3686C4 #BB36C4 #C47436 #3FC436

square

#3686C4 #BB36C4 #C47436 #3FC436

split-complementary

#3686C4 #C4363F #C4BB36

monochromatic

#1C4464 #296594 #3686C4 #63A3D4 #93BFE1

Accessibility & contrast

On white

3.91

#3686C4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#3686C4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3686C4

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3686C4	#FFFFFF	#000000	##000000
##3686C4	1.00	3.91	5.36	5.36
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A88C7

Deuteranopia (green-blind)

#567BC3

Tritanopia (blue-blind)

#00959C

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3686c4;
/* rgb */ color: rgb(54, 134, 196);
/* oklch */ color: oklch(60.0% 0.122 245.4);

Tailwind

colors: {
  custom: {
    50: '#7fa9d6',
    500: '#3686c4',
    950: '#000000',
  },
}

SCSS

$custom: #3686c4;
$custom-light: #7fa9d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3686c4",
  "rgb": {
    "r": 54,
    "g": 134,
    "b": 196
  },
  "hsl": {
    "h": 206.197,
    "s": 56.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.59968,
    "c": 0.12223,
    "h": 245.4
  },
  "luminance": 0.2182
}

Semantic roles & 50–950 ramp

primary

#3686C4

secondary

#CCA789

accent

#8A48E0

background

#F8FAFD

surface

#EFF4FA

border

#CACED3

text

#0B0F14

muted

#7C7F83

Preview Lab

Preview with #3686C4

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

Preview Lab → · Contrast checker → · Palette generator →