#3683A0#3683A0

#3683A0 is a mid, moderate cyan. Relative luminance 0.196; OKLCH L 57.5% C 0.087 H 226.2°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX#3683A0
RGBrgb(54, 131, 160)
HSLhsl(196, 50%, 42%)
HSVhsv(196, 66%, 63%)
CMYKcmyk(66.3%, 18.1%, 0%, 37.3%)
CIE-LABlab(51.33, -14.24, -22.45)
CIE-LCHlch(51.33, 26.59, 237.60°)
OKLaboklab(57.45% -0.06 -0.0627)
OKLCHoklch(57.45% 0.087 226.2)
XYZxyz(15.9803, 19.5532, 36.1829)
Luminance0.1956 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3683A0 #A05336
analogous
#36A088 #3683A0 #364EA0
triadic
#3683A0 #A03683 #83A036
tetradic
#3683A0 #8836A0 #A05336 #4EA036
square
#3683A0 #8836A0 #A05336 #4EA036
split-complementary
#3683A0 #A0364E #A08836
monochromatic
#173844 #275E72 #3683A0 #4FA4C4 #7DBCD3

Accessibility & contrast

On white

4.28
#3683A0 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.91
#3683A0 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3683A0
4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3683A0#FFFFFF#000000##000000
##3683A01.004.284.914.91
#FFFFFF4.281.0021.0021.00
#0000004.9121.001.001.00
##0000004.9121.001.001.00

Color blindness preview

Protanopia (red-blind)
#7380A1
Deuteranopia (green-blind)
#6476A0
Tritanopia (blue-blind)
#008C8C
Achromatopsia (no color)
#7A7A7A

Design tokens & code

CSS
--color: #3683a0;
/* rgb */ color: rgb(54, 131, 160);
/* oklch */ color: oklch(57.5% 0.087 226.2);
Tailwind
colors: {
  custom: {
    50: '#79a7bc',
    500: '#3683a0',
    950: '#000000',
  },
}
SCSS
$custom: #3683a0;
$custom-light: #79a7bc;
$custom-dark: #000000;
JSON
{
  "hex": "#3683a0",
  "rgb": {
    "r": 54,
    "g": 131,
    "b": 160
  },
  "hsl": {
    "h": 196.415,
    "s": 49.533,
    "l": 41.961
  },
  "oklch": {
    "l": 0.57452,
    "c": 0.08682,
    "h": 226.2
  },
  "luminance": 0.19555
}

Semantic roles & 50–950 ramp

primary
#3683A0
secondary
#BC8975
accent
#754FD9
background
#F7FAFB
surface
#EEF4F6
border
#C9CED0
text
#0A0F12
muted
#7C7F81

Preview Lab

Preview with #3683A0

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

Preview Lab → · Contrast checker → · Palette generator →

#3683A0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva