#378E8F#378E8F

#378E8F is a mid, moderate teal. Relative luminance 0.221; OKLCH L 59.5% C 0.082 H 196.2°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#378E8F
RGB	rgb(55, 142, 143)
HSL	hsl(181, 44%, 39%)
HSV	hsv(181, 62%, 56%)
CMYK	cmyk(61.5%, 0.7%, 0%, 43.9%)
CIE-LAB	lab(54.17, -25.23, -8.28)
CIE-LCH	lch(54.17, 26.55, 198.16°)
OKLab	oklab(59.55% -0.0788 -0.0229)
OKLCH	oklch(59.55% 0.082 196.2)
XYZ	xyz(16.2043, 22.1397, 29.4007)
Luminance	0.2214 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378E8F #8F3837

analogous

#378F64 #378E8F #37628F

triadic

#378E8F #8F378E #8E8F37

tetradic

#378E8F #64378F #8F3837 #628F37

square

#378E8F #64378F #8F3837 #628F37

split-complementary

#378E8F #8F3762 #8F6437

monochromatic

#153637 #266263 #378E8F #4AB8B9 #76C9CA

Accessibility & contrast

On white

3.87

#378E8F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#378E8F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378E8F

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378E8F	#FFFFFF	#000000	##000000
##378E8F	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#85888F

Deuteranopia (green-blind)

#777D90

Tritanopia (blue-blind)

#00928E

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #378e8f;
/* rgb */ color: rgb(55, 142, 143);
/* oklch */ color: oklch(59.5% 0.082 196.2);

Tailwind

colors: {
  custom: {
    50: '#79afaf',
    500: '#378e8f',
    950: '#000000',
  },
}

SCSS

$custom: #378e8f;
$custom-light: #79afaf;
$custom-dark: #000000;

JSON

{
  "hex": "#378e8f",
  "rgb": {
    "r": 55,
    "g": 142,
    "b": 143
  },
  "hsl": {
    "h": 180.682,
    "s": 44.444,
    "l": 38.824
  },
  "oklch": {
    "l": 0.59547,
    "c": 0.08205,
    "h": 196.2
  },
  "luminance": 0.22141
}

Semantic roles & 50–950 ramp

primary

#378E8F

secondary

#B36F6F

accent

#5554D4

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A1010

muted

#7C7F7F

Preview Lab

Preview with #378E8F

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

Preview Lab → · Contrast checker → · Palette generator →