#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
RGB	rgb(55, 139, 131)
HSL	hsl(174, 43%, 38%)
HSV	hsv(174, 60%, 55%)
CMYK	cmyk(60.4%, 0%, 5.8%, 45.5%)
CIE-LAB	lab(52.86, -27.17, -3.29)
CIE-LCH	lch(52.86, 27.37, 186.91°)
OKLab	oklab(58.36% -0.0809 -0.0093)
OKLCH	oklch(58.36% 0.081 186.6)
XYZ	xyz(14.9031, 20.9146, 24.7199)
Luminance	0.2092 (WCAG relative)
Temperature	cool
Family	teal

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
##378B83	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

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 →