#378A8A#378A8A

#378A8A is a mid, moderate teal. Relative luminance 0.208; OKLCH L 58.3% C 0.079 H 195.2°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#378A8A
RGB	rgb(55, 138, 138)
HSL	hsl(180, 43%, 38%)
HSV	hsv(180, 60%, 54%)
CMYK	cmyk(60.1%, 0%, 0%, 45.9%)
CIE-LAB	lab(52.75, -24.67, -7.50)
CIE-LCH	lch(52.75, 25.78, 196.92°)
OKLab	oklab(58.35% -0.0766 -0.0208)
OKLCH	oklch(58.35% 0.079 195.2)
XYZ	xyz(15.2495, 20.8226, 27.2553)
Luminance	0.2082 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378A8A #8A3737

analogous

#378A60 #378A8A #37608A

triadic

#378A8A #8A378A #8A8A37

tetradic

#378A8A #60378A #8A3737 #608A37

square

#378A8A #60378A #8A3737 #608A37

split-complementary

#378A8A #8A3760 #8A6037

monochromatic

#143232 #265E5E #378A8A #48B6B6 #74C8C8

Accessibility & contrast

On white

4.07

#378A8A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#378A8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378A8A

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378A8A	#FFFFFF	#000000	##000000
##378A8A	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81848A

Deuteranopia (green-blind)

#747A8B

Tritanopia (blue-blind)

#008E8A

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #378a8a;
/* rgb */ color: rgb(55, 138, 138);
/* oklch */ color: oklch(58.3% 0.079 195.2);

Tailwind

colors: {
  custom: {
    50: '#78acac',
    500: '#378a8a',
    950: '#000000',
  },
}

SCSS

$custom: #378a8a;
$custom-light: #78acac;
$custom-dark: #000000;

JSON

{
  "hex": "#378a8a",
  "rgb": {
    "r": 55,
    "g": 138,
    "b": 138
  },
  "hsl": {
    "h": 180,
    "s": 43.005,
    "l": 37.843
  },
  "oklch": {
    "l": 0.58346,
    "c": 0.07934,
    "h": 195.2
  },
  "luminance": 0.20824
}

Semantic roles & 50–950 ramp

primary

#378A8A

secondary

#B06D6D

accent

#5555D3

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A1010

muted

#7C7F7F

Preview Lab

Preview with #378A8A

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

Preview Lab → · Contrast checker → · Palette generator →