#155C57#155C57

#155C57 is a dark, moderate teal. Relative luminance 0.085; OKLCH L 43.1% C 0.068 H 188.0°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX#155C57
RGBrgb(21, 92, 87)
HSLhsl(176, 63%, 22%)
HSVhsv(176, 77%, 36%)
CMYKcmyk(77.2%, 0%, 5.4%, 63.9%)
CIE-LABlab(35.01, -22.37, -3.33)
CIE-LCHlch(35.01, 22.62, 188.46°)
OKLaboklab(43.15% -0.067 -0.0094)
OKLCHoklch(43.15% 0.068 188)
XYZxyz(5.8559, 8.5011, 10.3472)
Luminance0.0850 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#155C57 #5C151A
analogous
#155C34 #155C57 #153D5C
triadic
#155C57 #57155C #5C5715
tetradic
#155C57 #34155C #5C151A #3D5C15
square
#155C57 #34155C #5C151A #3D5C15
split-complementary
#155C57 #5C153D #5C3415
monochromatic
#061918 #0A2A28 #155C57 #208E86 #2CC0B5

Accessibility & contrast

On white

7.78
#155C57 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.70
#155C57 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155C57
7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##155C57#FFFFFF#000000##FFFFFF
##155C571.007.782.707.78
#FFFFFF7.781.0021.001.00
#0000002.7021.001.0021.00
##FFFFFF7.781.0021.001.00

Color blindness preview

Protanopia (red-blind)
#575757
Deuteranopia (green-blind)
#4C4F58
Tritanopia (blue-blind)
#005E5A
Achromatopsia (no color)
#525252

Design tokens & code

CSS
--color: #155c57;
/* rgb */ color: rgb(21, 92, 87);
/* oklch */ color: oklch(43.1% 0.068 188.0);
Tailwind
colors: {
  custom: {
    50: '#608a86',
    500: '#155c57',
    950: '#000000',
  },
}
SCSS
$custom: #155c57;
$custom-light: #608a86;
$custom-dark: #000000;
JSON
{
  "hex": "#155c57",
  "rgb": {
    "r": 21,
    "g": 92,
    "b": 87
  },
  "hsl": {
    "h": 175.775,
    "s": 62.832,
    "l": 22.157
  },
  "oklch": {
    "l": 0.43145,
    "c": 0.06763,
    "h": 188
  },
  "luminance": 0.08502
}

Semantic roles & 50–950 ramp

primary
#155C57
secondary
#933940
accent
#424DE6
background
#F6F8F8
surface
#EBF0EF
border
#C6CBCA
text
#050C0B
muted
#7A7D7C

Preview Lab

Preview with #155C57

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

Preview Lab → · Contrast checker → · Palette generator →

#155C57 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva