#3680BA#3680BA

#3680BA is a mid, moderate cyan. Relative luminance 0.198; OKLCH L 58.0% C 0.115 H 245.5°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX#3680BA
RGBrgb(54, 128, 186)
HSLhsl(206, 55%, 47%)
HSVhsv(206, 71%, 73%)
CMYKcmyk(71%, 31.2%, 0%, 27.1%)
CIE-LABlab(51.57, -3.59, -37.08)
CIE-LCHlch(51.57, 37.25, 264.46°)
OKLaboklab(58.03% -0.0479 -0.105)
OKLCHoklch(58.03% 0.115 245.5)
XYZxyz(18.1000, 19.7658, 49.3061)
Luminance0.1977 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3680BA #BA7036
analogous
#36BAB2 #3680BA #363EBA
triadic
#3680BA #BA3680 #80BA36
tetradic
#3680BA #B236BA #BA7036 #3EBA36
square
#3680BA #B236BA #BA7036 #3EBA36
split-complementary
#3680BA #BA363E #BAB236
monochromatic
#1A3F5B #285F8B #3680BA #5D9ED0 #8DBADE

Accessibility & contrast

On white

4.24
#3680BA on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.95
#3680BA on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3680BA
4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3680BA#FFFFFF#000000##000000
##3680BA1.004.244.954.95
#FFFFFF4.241.0021.0021.00
#0000004.9521.001.001.00
##0000004.9521.001.001.00

Color blindness preview

Protanopia (red-blind)
#6682BD
Deuteranopia (green-blind)
#5375B9
Tritanopia (blue-blind)
#008E95
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #3680ba;
/* rgb */ color: rgb(54, 128, 186);
/* oklch */ color: oklch(58.0% 0.115 245.5);
Tailwind
colors: {
  custom: {
    50: '#7da4cf',
    500: '#3680ba',
    950: '#000000',
  },
}
SCSS
$custom: #3680ba;
$custom-light: #7da4cf;
$custom-dark: #000000;
JSON
{
  "hex": "#3680ba",
  "rgb": {
    "r": 54,
    "g": 128,
    "b": 186
  },
  "hsl": {
    "h": 206.364,
    "s": 55,
    "l": 47.059
  },
  "oklch": {
    "l": 0.58025,
    "c": 0.11539,
    "h": 245.5
  },
  "luminance": 0.19768
}

Semantic roles & 50–950 ramp

primary
#3680BA
secondary
#C8A284
accent
#8B49DE
background
#F8FAFC
surface
#EFF4F9
border
#CACED2
text
#0B0F14
muted
#7C7F82

Preview Lab

Preview with #3680BA

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

Preview Lab → · Contrast checker → · Palette generator →

#3680BA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva