#155D4A#155D4A

#155D4A is a dark, moderate teal. Relative luminance 0.085; OKLCH L 43.0% C 0.076 H 170.9°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX#155D4A
RGBrgb(21, 93, 74)
HSLhsl(164, 63%, 22%)
HSVhsv(164, 77%, 36%)
CMYKcmyk(77.4%, 0%, 20.4%, 63.5%)
CIE-LABlab(34.97, -26.77, 4.72)
CIE-LCHlch(34.97, 27.18, 170.01°)
OKLaboklab(42.99% -0.075 0.012)
OKLCHoklch(42.99% 0.076 170.9)
XYZxyz(5.4590, 8.4819, 7.8267)
Luminance0.0848 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#155D4A #5D1528
analogous
#155D26 #155D4A #154C5D
triadic
#155D4A #4A155D #5D4A15
tetradic
#155D4A #26155D #5D1528 #4C5D15
square
#155D4A #26155D #5D1528 #4C5D15
split-complementary
#155D4A #5D154C #5D2615
monochromatic
#061914 #0A2B22 #155D4A #208F72 #2CC199

Accessibility & contrast

On white

7.79
#155D4A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.70
#155D4A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155D4A
7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##155D4A#FFFFFF#000000##FFFFFF
##155D4A1.007.792.707.79
#FFFFFF7.791.0021.001.00
#0000002.7021.001.0021.00
##FFFFFF7.791.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5A5649
Deuteranopia (green-blind)
#514F4B
Tritanopia (blue-blind)
#005E58
Achromatopsia (no color)
#525252

Design tokens & code

CSS
--color: #155d4a;
/* rgb */ color: rgb(21, 93, 74);
/* oklch */ color: oklch(43.0% 0.076 170.9);
Tailwind
colors: {
  custom: {
    50: '#5f8b7c',
    500: '#155d4a',
    950: '#000000',
  },
}
SCSS
$custom: #155d4a;
$custom-light: #5f8b7c;
$custom-dark: #000000;
JSON
{
  "hex": "#155d4a",
  "rgb": {
    "r": 21,
    "g": 93,
    "b": 74
  },
  "hsl": {
    "h": 164.167,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.42985,
    "c": 0.07593,
    "h": 170.9
  },
  "luminance": 0.08483
}

Semantic roles & 50–950 ramp

primary
#155D4A
secondary
#943951
accent
#426DE6
background
#F5F8F7
surface
#EAF0EE
border
#C6CBC9
text
#050C09
muted
#797D7B

Preview Lab

Preview with #155D4A

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

Preview Lab → · Contrast checker → · Palette generator →

#155D4A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva