#3188AE#3188AE

#3188AE is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.2% C 0.100 H 230.8°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX#3188AE
RGBrgb(49, 136, 174)
HSLhsl(198, 56%, 44%)
HSVhsv(198, 72%, 68%)
CMYKcmyk(71.8%, 21.8%, 0%, 31.8%)
CIE-LABlab(53.29, -13.11, -27.51)
CIE-LCHlch(53.29, 30.47, 244.53°)
OKLaboklab(59.17% -0.0629 -0.0772)
OKLCHoklch(59.17% 0.1 230.8)
XYZxyz(17.7077, 21.3153, 43.2172)
Luminance0.2132 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3188AE #AE5731
analogous
#31AE95 #3188AE #3149AE
triadic
#3188AE #AE3188 #88AE31
tetradic
#3188AE #9531AE #AE5731 #49AE31
square
#3188AE #9531AE #AE5731 #49AE31
split-complementary
#3188AE #AE3149 #AE9531
monochromatic
#163D4E #24637E #3188AE #4FA7CD #7FBFDB

Accessibility & contrast

On white

3.99
#3188AE on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.26
#3188AE on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3188AE
5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3188AE#FFFFFF#000000##000000
##3188AE1.003.995.265.26
#FFFFFF3.991.0021.0021.00
#0000005.2621.001.001.00
##0000005.2621.001.001.00

Color blindness preview

Protanopia (red-blind)
#7586B0
Deuteranopia (green-blind)
#647AAD
Tritanopia (blue-blind)
#009295
Achromatopsia (no color)
#7F7F7F

Design tokens & code

CSS
--color: #3188ae;
/* rgb */ color: rgb(49, 136, 174);
/* oklch */ color: oklch(59.2% 0.100 230.8);
Tailwind
colors: {
  custom: {
    50: '#7aaac6',
    500: '#3188ae',
    950: '#000000',
  },
}
SCSS
$custom: #3188ae;
$custom-light: #7aaac6;
$custom-dark: #000000;
JSON
{
  "hex": "#3188ae",
  "rgb": {
    "r": 49,
    "g": 136,
    "b": 174
  },
  "hsl": {
    "h": 198.24,
    "s": 56.054,
    "l": 43.725
  },
  "oklch": {
    "l": 0.5917,
    "c": 0.09959,
    "h": 230.8
  },
  "luminance": 0.21317
}

Semantic roles & 50–950 ramp

primary
#3188AE
secondary
#C48E77
accent
#7648DF
background
#F7FAFC
surface
#EEF4F8
border
#C9CED1
text
#0A1013
muted
#7C7F82

Preview Lab

Preview with #3188AE

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

Preview Lab → · Contrast checker → · Palette generator →

#3188AE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva