#3C688B#3C688B

#3C688B is a mid, moderate cyan. Relative luminance 0.127; OKLCH L 50.1% C 0.074 H 244.1°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX#3C688B
RGBrgb(60, 104, 139)
HSLhsl(207, 40%, 39%)
HSVhsv(207, 57%, 55%)
CMYKcmyk(56.8%, 25.2%, 0%, 45.5%)
CIE-LABlab(42.34, -4.39, -23.92)
CIE-LCHlch(42.34, 24.32, 259.61°)
OKLaboklab(50.09% -0.0326 -0.067)
OKLCHoklch(50.09% 0.074 244.1)
XYZxyz(11.4723, 12.7244, 26.2726)
Luminance0.1273 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3C688B #8B5F3C
analogous
#3C8B87 #3C688B #3C418B
triadic
#3C688B #8B3C68 #688B3C
tetradic
#3C688B #873C8B #8B5F3C #418B3C
square
#3C688B #873C8B #8B5F3C #418B3C
split-complementary
#3C688B #8B3C41 #8B873C
monochromatic
#172836 #2A4860 #3C688B #5188B4 #7BA5C6

Accessibility & contrast

On white

5.92
#3C688B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.55
#3C688B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C688B
5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3C688B#FFFFFF#000000##FFFFFF
##3C688B1.005.923.555.92
#FFFFFF5.921.0021.001.00
#0000003.5521.001.0021.00
##FFFFFF5.921.0021.001.00

Color blindness preview

Protanopia (red-blind)
#59688D
Deuteranopia (green-blind)
#4E608A
Tritanopia (blue-blind)
#007074
Achromatopsia (no color)
#646464

Design tokens & code

CSS
--color: #3c688b;
/* rgb */ color: rgb(60, 104, 139);
/* oklch */ color: oklch(50.1% 0.074 244.1);
Tailwind
colors: {
  custom: {
    50: '#7893ad',
    500: '#3c688b',
    950: '#000000',
  },
}
SCSS
$custom: #3c688b;
$custom-light: #7893ad;
$custom-dark: #000000;
JSON
{
  "hex": "#3c688b",
  "rgb": {
    "r": 60,
    "g": 104,
    "b": 139
  },
  "hsl": {
    "h": 206.582,
    "s": 39.698,
    "l": 39.02
  },
  "oklch": {
    "l": 0.50085,
    "c": 0.07446,
    "h": 244.1
  },
  "luminance": 0.12725
}

Semantic roles & 50–950 ramp

primary
#3C688B
secondary
#B08E73
accent
#8D58D0
background
#F7F9FA
surface
#EEF1F4
border
#C9CBCE
text
#090D10
muted
#7B7E7F

Preview Lab

Preview with #3C688B

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

Preview Lab → · Contrast checker → · Palette generator →

#3C688B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva