#378C8B#378C8B

#378C8B is a mid, moderate teal. Relative luminance 0.214; OKLCH L 58.9% C 0.081 H 194.1°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#378C8B
RGB	rgb(55, 140, 139)
HSL	hsl(179, 44%, 38%)
HSV	hsv(179, 61%, 55%)
CMYK	cmyk(60.7%, 0%, 0.7%, 45.1%)
CIE-LAB	lab(53.42, -25.39, -7.09)
CIE-LCH	lch(53.42, 26.36, 195.61°)
OKLab	oklab(58.89% -0.0784 -0.0197)
OKLCH	oklch(58.89% 0.081 194.1)
XYZ	xyz(15.6118, 21.4309, 27.7349)
Luminance	0.2143 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378C8B #8C3738

analogous

#378C60 #378C8B #37628C

triadic

#378C8B #8B378C #8C8B37

tetradic

#378C8B #60378C #8C3738 #628C37

square

#378C8B #60378C #8C3738 #628C37

split-complementary

#378C8B #8C3762 #8C6037

monochromatic

#143434 #26605F #378C8B #49B7B6 #75C9C8

Accessibility & contrast

On white

3.97

#378C8B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#378C8B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378C8B

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378C8B	#FFFFFF	#000000	##000000
##378C8B	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84858B

Deuteranopia (green-blind)

#767B8C

Tritanopia (blue-blind)

#00908B

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #378c8b;
/* rgb */ color: rgb(55, 140, 139);
/* oklch */ color: oklch(58.9% 0.081 194.1);

Tailwind

colors: {
  custom: {
    50: '#78aeac',
    500: '#378c8b',
    950: '#000000',
  },
}

SCSS

$custom: #378c8b;
$custom-light: #78aeac;
$custom-dark: #000000;

JSON

{
  "hex": "#378c8b",
  "rgb": {
    "r": 55,
    "g": 140,
    "b": 139
  },
  "hsl": {
    "h": 179.294,
    "s": 43.59,
    "l": 38.235
  },
  "oklch": {
    "l": 0.58893,
    "c": 0.0808,
    "h": 194.1
  },
  "luminance": 0.21432
}

Semantic roles & 50–950 ramp

primary

#378C8B

secondary

#B16D6E

accent

#5456D3

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A1010

muted

#7C7F7F

Preview Lab

Preview with #378C8B

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

Preview Lab → · Contrast checker → · Palette generator →