#378B83#378B83

#378B83 is a mid, moderate teal. Relative luminance 0.209; OKLCH L 58.4% C 0.081 H 186.6°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX#378B83
RGBrgb(55, 139, 131)
HSLhsl(174, 43%, 38%)
HSVhsv(174, 60%, 55%)
CMYKcmyk(60.4%, 0%, 5.8%, 45.5%)
CIE-LABlab(52.86, -27.17, -3.29)
CIE-LCHlch(52.86, 27.37, 186.91°)
OKLaboklab(58.36% -0.0809 -0.0093)
OKLCHoklch(58.36% 0.081 186.6)
XYZxyz(14.9031, 20.9146, 24.7199)
Luminance0.2092 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#378B83 #8B373F
analogous
#378B59 #378B83 #37698B
triadic
#378B83 #83378B #8B8337
tetradic
#378B83 #59378B #8B373F #698B37
square
#378B83 #59378B #8B373F #698B37
split-complementary
#378B83 #8B3769 #8B5937
monochromatic
#143330 #265F5A #378B83 #48B7AC #74C8C0

Accessibility & contrast

On white

4.05
#378B83 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.18
#378B83 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378B83
5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##378B83#FFFFFF#000000##000000
##378B831.004.055.185.18
#FFFFFF4.051.0021.0021.00
#0000005.1821.001.001.00
##0000005.1821.001.001.00

Color blindness preview

Protanopia (red-blind)
#848483
Deuteranopia (green-blind)
#777A84
Tritanopia (blue-blind)
#008E88
Achromatopsia (no color)
#7E7E7E

Design tokens & code

CSS
--color: #378b83;
/* rgb */ color: rgb(55, 139, 131);
/* oklch */ color: oklch(58.4% 0.081 186.6);
Tailwind
colors: {
  custom: {
    50: '#77ada7',
    500: '#378b83',
    950: '#000000',
  },
}
SCSS
$custom: #378b83;
$custom-light: #77ada7;
$custom-dark: #000000;
JSON
{
  "hex": "#378b83",
  "rgb": {
    "r": 55,
    "g": 139,
    "b": 131
  },
  "hsl": {
    "h": 174.286,
    "s": 43.299,
    "l": 38.039
  },
  "oklch": {
    "l": 0.58356,
    "c": 0.08147,
    "h": 186.6
  },
  "luminance": 0.20916
}

Semantic roles & 50–950 ramp

primary
#378B83
secondary
#B16D73
accent
#5561D3
background
#F7FAFA
surface
#EEF4F4
border
#C9CECE
text
#09100F
muted
#7B7F7F

Preview Lab

Preview with #378B83

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

Preview Lab → · Contrast checker → · Palette generator →

#378B83 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva