#3177B6#3177B6

#3177B6 is a mid, vivid cyan. Relative luminance 0.172; OKLCH L 55.5% C 0.120 H 248.9°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX#3177B6
RGBrgb(49, 119, 182)
HSLhsl(208, 58%, 45%)
HSVhsv(208, 73%, 71%)
CMYKcmyk(73.1%, 34.6%, 0%, 28.6%)
CIE-LABlab(48.54, -0.37, -39.57)
CIE-LCHlch(48.54, 39.57, 269.46°)
OKLaboklab(55.53% -0.0434 -0.1124)
OKLCHoklch(55.53% 0.12 248.9)
XYZxyz(16.3038, 17.2222, 46.7119)
Luminance0.1722 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3177B6 #B67031
analogous
#31B6B2 #3177B6 #3134B6
triadic
#3177B6 #B63177 #77B631
tetradic
#3177B6 #B231B6 #B67031 #34B631
square
#3177B6 #B231B6 #B67031 #34B631
split-complementary
#3177B6 #B63134 #B6B231
monochromatic
#173856 #245786 #3177B6 #5395D1 #84B3DE

Accessibility & contrast

On white

4.72
#3177B6 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.44
#3177B6 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3177B6
4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3177B6#FFFFFF#000000##FFFFFF
##3177B61.004.724.444.72
#FFFFFF4.721.0021.001.00
#0000004.4421.001.0021.00
##FFFFFF4.721.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5A7AB9
Deuteranopia (green-blind)
#476EB5
Tritanopia (blue-blind)
#00868E
Achromatopsia (no color)
#737373

Design tokens & code

CSS
--color: #3177b6;
/* rgb */ color: rgb(49, 119, 182);
/* oklch */ color: oklch(55.5% 0.120 248.9);
Tailwind
colors: {
  custom: {
    50: '#7a9dcc',
    500: '#3177b6',
    950: '#000000',
  },
}
SCSS
$custom: #3177b6;
$custom-light: #7a9dcc;
$custom-dark: #000000;
JSON
{
  "hex": "#3177b6",
  "rgb": {
    "r": 49,
    "g": 119,
    "b": 182
  },
  "hsl": {
    "h": 208.421,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.55528,
    "c": 0.12047,
    "h": 248.9
  },
  "luminance": 0.17224
}

Semantic roles & 50–950 ramp

primary
#3177B6
secondary
#C79F7C
accent
#9047E1
background
#F8F9FC
surface
#EFF2F9
border
#CACCD2
text
#0A0E13
muted
#7C7E82

Preview Lab

Preview with #3177B6

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

Preview Lab → · Contrast checker → · Palette generator →

#3177B6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva