#378D8B#378D8B

#378D8B is a mid, moderate teal. Relative luminance 0.217; OKLCH L 59.1% C 0.082 H 193.0°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#378D8B
RGB	rgb(55, 141, 139)
HSL	hsl(179, 44%, 38%)
HSV	hsv(179, 61%, 55%)
CMYK	cmyk(61%, 0%, 1.4%, 44.7%)
CIE-LAB	lab(53.73, -25.89, -6.63)
CIE-LCH	lch(53.73, 26.73, 194.35°)
OKLab	oklab(59.15% -0.0795 -0.0184)
OKLCH	oklch(59.15% 0.082 193)
XYZ	xyz(15.7586, 21.7244, 27.7838)
Luminance	0.2173 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378D8B #8D3739

analogous

#378D60 #378D8B #37648D

triadic

#378D8B #8B378D #8D8B37

tetradic

#378D8B #60378D #8D3739 #648D37

square

#378D8B #60378D #8D3739 #648D37

split-complementary

#378D8B #8D3764 #8D6037

monochromatic

#153534 #266160 #378D8B #49B8B5 #75C9C7

Accessibility & contrast

On white

3.93

#378D8B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#378D8B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378D8B

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378D8B	#FFFFFF	#000000	##000000
##378D8B	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#85868B

Deuteranopia (green-blind)

#777C8C

Tritanopia (blue-blind)

#00918C

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #378d8b;
/* rgb */ color: rgb(55, 141, 139);
/* oklch */ color: oklch(59.1% 0.082 193.0);

Tailwind

colors: {
  custom: {
    50: '#78aeac',
    500: '#378d8b',
    950: '#000000',
  },
}

SCSS

$custom: #378d8b;
$custom-light: #78aeac;
$custom-dark: #000000;

JSON

{
  "hex": "#378d8b",
  "rgb": {
    "r": 55,
    "g": 141,
    "b": 139
  },
  "hsl": {
    "h": 178.605,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.59148,
    "c": 0.08158,
    "h": 193
  },
  "luminance": 0.21726
}

Semantic roles & 50–950 ramp

primary

#378D8B

secondary

#B26E6F

accent

#5457D4

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A1010

muted

#7C7F7F

Preview Lab

Preview with #378D8B

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

Preview Lab → · Contrast checker → · Palette generator →