#155F57#155F57

#155F57 is a dark, moderate teal. Relative luminance 0.090; OKLCH L 44.0% C 0.071 H 184.3°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX#155F57
RGBrgb(21, 95, 87)
HSLhsl(174, 64%, 23%)
HSVhsv(174, 78%, 37%)
CMYKcmyk(77.9%, 0%, 8.4%, 62.7%)
CIE-LABlab(36.04, -23.91, -1.80)
CIE-LCHlch(36.04, 23.98, 184.29°)
OKLaboklab(43.99% -0.0704 -0.0052)
OKLCHoklch(43.99% 0.071 184.3)
XYZxyz(6.1209, 9.0312, 10.4356)
Luminance0.0903 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#155F57 #5F151D
analogous
#155F32 #155F57 #15425F
triadic
#155F57 #57155F #5F5715
tetradic
#155F57 #32155F #5F151D #425F15
square
#155F57 #32155F #5F151D #425F15
split-complementary
#155F57 #5F1542 #5F3215
monochromatic
#061917 #0A2D29 #155F57 #209185 #2BC3B3

Accessibility & contrast

On white

7.48
#155F57 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.81
#155F57 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155F57
7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##155F57#FFFFFF#000000##FFFFFF
##155F571.007.482.817.48
#FFFFFF7.481.0021.001.00
#0000002.8121.001.0021.00
##FFFFFF7.481.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5A5957
Deuteranopia (green-blind)
#505258
Tritanopia (blue-blind)
#00615C
Achromatopsia (no color)
#555555

Design tokens & code

CSS
--color: #155f57;
/* rgb */ color: rgb(21, 95, 87);
/* oklch */ color: oklch(44.0% 0.071 184.3);
Tailwind
colors: {
  custom: {
    50: '#608d86',
    500: '#155f57',
    950: '#000000',
  },
}
SCSS
$custom: #155f57;
$custom-light: #608d86;
$custom-dark: #000000;
JSON
{
  "hex": "#155f57",
  "rgb": {
    "r": 21,
    "g": 95,
    "b": 87
  },
  "hsl": {
    "h": 173.514,
    "s": 63.793,
    "l": 22.745
  },
  "oklch": {
    "l": 0.43991,
    "c": 0.07057,
    "h": 184.3
  },
  "luminance": 0.09032
}

Semantic roles & 50–950 ramp

primary
#155F57
secondary
#963A44
accent
#4153E7
background
#F6F8F8
surface
#EBF0EF
border
#C6CBCA
text
#050C0B
muted
#7A7D7C

Preview Lab

Preview with #155F57

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

Preview Lab → · Contrast checker → · Palette generator →

#155F57 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva