#177D8B#177D8B

#177D8B is a mid, moderate teal. Relative luminance 0.167; OKLCH L 54.2% C 0.088 H 209.3°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX#177D8B
RGBrgb(23, 125, 139)
HSLhsl(187, 72%, 32%)
HSVhsv(187, 83%, 55%)
CMYKcmyk(83.5%, 10.1%, 0%, 45.5%)
CIE-LABlab(47.90, -22.19, -15.48)
CIE-LCHlch(47.90, 27.06, 214.90°)
OKLaboklab(54.22% -0.0768 -0.0431)
OKLCHoklch(54.22% 0.088 209.3)
XYZxyz(12.3451, 16.7119, 26.9962)
Luminance0.1671 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#177D8B #8B2517
analogous
#178B5F #177D8B #17438B
triadic
#177D8B #8B177D #7D8B17
tetradic
#177D8B #5F178B #8B2517 #438B17
square
#177D8B #5F178B #8B2517 #438B17
split-complementary
#177D8B #8B1743 #8B5F17
monochromatic
#061F22 #0E4E56 #177D8B #20ACC0 #3DCBDF

Accessibility & contrast

On white

4.84
#177D8B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.34
#177D8B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177D8B
4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##177D8B#FFFFFF#000000##FFFFFF
##177D8B1.004.844.344.84
#FFFFFF4.841.0021.001.00
#0000004.3421.001.0021.00
##FFFFFF4.841.0021.001.00

Color blindness preview

Protanopia (red-blind)
#71788C
Deuteranopia (green-blind)
#616D8B
Tritanopia (blue-blind)
#008381
Achromatopsia (no color)
#727272

Design tokens & code

CSS
--color: #177d8b;
/* rgb */ color: rgb(23, 125, 139);
/* oklch */ color: oklch(54.2% 0.088 209.3);
Tailwind
colors: {
  custom: {
    50: '#6ba3ac',
    500: '#177d8b',
    950: '#000000',
  },
}
SCSS
$custom: #177d8b;
$custom-light: #6ba3ac;
$custom-dark: #000000;
JSON
{
  "hex": "#177d8b",
  "rgb": {
    "r": 23,
    "g": 125,
    "b": 139
  },
  "hsl": {
    "h": 187.241,
    "s": 71.605,
    "l": 31.765
  },
  "oklch": {
    "l": 0.54216,
    "c": 0.08813,
    "h": 209.3
  },
  "luminance": 0.16713
}

Semantic roles & 50–950 ramp

primary
#177D8B
secondary
#BF4F3F
accent
#4F39EE
background
#F7FAFA
surface
#EDF3F4
border
#C8CDCE
text
#080F10
muted
#7B7F7F

Preview Lab

Preview with #177D8B

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

Preview Lab → · Contrast checker → · Palette generator →

#177D8B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva