#177B57#177B57

#177B57 is a mid, moderate teal. Relative luminance 0.150; OKLCH L 51.9% C 0.105 H 163.1°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX#177B57
RGBrgb(23, 123, 87)
HSLhsl(158, 68%, 29%)
HSVhsv(158, 81%, 48%)
CMYKcmyk(81.3%, 0%, 29.3%, 51.8%)
CIE-LABlab(45.68, -36.67, 11.99)
CIE-LCHlch(45.68, 38.58, 161.89°)
OKLaboklab(51.9% -0.1003 0.0305)
OKLCHoklch(51.9% 0.105 163.1)
XYZxyz(9.1556, 15.0351, 11.4345)
Luminance0.1504 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#177B57 #7B173B
analogous
#177B25 #177B57 #176D7B
triadic
#177B57 #57177B #7B5717
tetradic
#177B57 #25177B #7B173B #6D7B17
square
#177B57 #25177B #7B173B #6D7B17
split-complementary
#177B57 #7B176D #7B2517
monochromatic
#051A12 #0D4733 #177B57 #21AF7B #33D99D

Accessibility & contrast

On white

5.24
#177B57 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.01
#177B57 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177B57
5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##177B57#FFFFFF#000000##FFFFFF
##177B571.005.244.015.24
#FFFFFF5.241.0021.001.00
#0000004.0121.001.0021.00
##FFFFFF5.241.0021.001.00

Color blindness preview

Protanopia (red-blind)
#797155
Deuteranopia (green-blind)
#6D6959
Tritanopia (blue-blind)
#007B71
Achromatopsia (no color)
#6C6C6C

Design tokens & code

CSS
--color: #177b57;
/* rgb */ color: rgb(23, 123, 87);
/* oklch */ color: oklch(51.9% 0.105 163.1);
Tailwind
colors: {
  custom: {
    50: '#67a286',
    500: '#177b57',
    950: '#000000',
  },
}
SCSS
$custom: #177b57;
$custom-light: #67a286;
$custom-dark: #000000;
JSON
{
  "hex": "#177b57",
  "rgb": {
    "r": 23,
    "g": 123,
    "b": 87
  },
  "hsl": {
    "h": 158.4,
    "s": 68.493,
    "l": 28.627
  },
  "oklch": {
    "l": 0.51898,
    "c": 0.10481,
    "h": 163.1
  },
  "luminance": 0.15036
}

Semantic roles & 50–950 ramp

primary
#177B57
secondary
#B03E67
accent
#3C7BEB
background
#F6FAF8
surface
#EBF3EF
border
#C6CDCA
text
#070F0B
muted
#7A7F7C

Preview Lab

Preview with #177B57

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

Preview Lab → · Contrast checker → · Palette generator →

#177B57 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva