#378F8A#378F8A

#378F8A is a mid, moderate teal. Relative luminance 0.223; OKLCH L 59.6% C 0.083 H 189.9°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#378F8A
RGB	rgb(55, 143, 138)
HSL	hsl(177, 44%, 39%)
HSV	hsv(177, 62%, 56%)
CMYK	cmyk(61.5%, 0%, 3.5%, 43.9%)
CIE-LAB	lab(54.33, -27.18, -5.16)
CIE-LCH	lch(54.33, 27.67, 190.74°)
OKLab	oklab(59.62% -0.0822 -0.0144)
OKLCH	oklch(59.62% 0.083 189.9)
XYZ	xyz(15.9834, 22.2905, 27.5000)
Luminance	0.2229 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378F8A #8F373C

analogous

#378F5E #378F8A #37688F

triadic

#378F8A #8A378F #8F8A37

tetradic

#378F8A #5E378F #8F373C #688F37

square

#378F8A #5E378F #8F373C #688F37

split-complementary

#378F8A #8F3768 #8F5E37

monochromatic

#153735 #26635F #378F8A #4AB9B3 #76CAC6

Accessibility & contrast

On white

3.85

#378F8A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#378F8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378F8A

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378F8A	#FFFFFF	#000000	##000000
##378F8A	1.00	3.85	5.46	5.46
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#87888A

Deuteranopia (green-blind)

#797E8B

Tritanopia (blue-blind)

#00938D

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #378f8a;
/* rgb */ color: rgb(55, 143, 138);
/* oklch */ color: oklch(59.6% 0.083 189.9);

Tailwind

colors: {
  custom: {
    50: '#78b0ac',
    500: '#378f8a',
    950: '#000000',
  },
}

SCSS

$custom: #378f8a;
$custom-light: #78b0ac;
$custom-dark: #000000;

JSON

{
  "hex": "#378f8a",
  "rgb": {
    "r": 55,
    "g": 143,
    "b": 138
  },
  "hsl": {
    "h": 176.591,
    "s": 44.444,
    "l": 38.824
  },
  "oklch": {
    "l": 0.59624,
    "c": 0.08344,
    "h": 189.9
  },
  "luminance": 0.22292
}

Semantic roles & 50–950 ramp

primary

#378F8A

secondary

#B36F73

accent

#545BD4

background

#F7FAFA

surface

#EEF5F4

border

#C9CFCE

text

#0A1010

muted

#7C7F7F

Preview Lab

Preview with #378F8A

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

Preview Lab → · Contrast checker → · Palette generator →