#378C8E#378C8E

#378C8E is a mid, moderate teal. Relative luminance 0.215; OKLCH L 59.0% C 0.081 H 197.4°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#378C8E
RGB	rgb(55, 140, 142)
HSL	hsl(181, 44%, 39%)
HSV	hsv(181, 61%, 56%)
CMYK	cmyk(61.3%, 1.4%, 0%, 44.3%)
CIE-LAB	lab(53.51, -24.51, -8.69)
CIE-LCH	lch(53.51, 26.00, 199.52°)
OKLab	oklab(59% -0.077 -0.0241)
OKLCH	oklch(59% 0.081 197.4)
XYZ	xyz(15.8340, 21.5197, 28.9052)
Luminance	0.2152 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378C8E #8E3937

analogous

#378E64 #378C8E #37608E

triadic

#378C8E #8E378C #8C8E37

tetradic

#378C8E #64378E #8E3937 #608E37

square

#378C8E #64378E #8E3937 #608E37

split-complementary

#378C8E #8E3760 #8E6437

monochromatic

#153536 #266162 #378C8E #49B6B9 #76C8CA

Accessibility & contrast

On white

3.96

#378C8E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#378C8E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378C8E

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378C8E	#FFFFFF	#000000	##000000
##378C8E	1.00	3.96	5.30	5.30
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.30	21.00	1.00	1.00
##000000	5.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83868E

Deuteranopia (green-blind)

#757C8F

Tritanopia (blue-blind)

#00918C

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #378c8e;
/* rgb */ color: rgb(55, 140, 142);
/* oklch */ color: oklch(59.0% 0.081 197.4);

Tailwind

colors: {
  custom: {
    50: '#78aeaf',
    500: '#378c8e',
    950: '#000000',
  },
}

SCSS

$custom: #378c8e;
$custom-light: #78aeaf;
$custom-dark: #000000;

JSON

{
  "hex": "#378c8e",
  "rgb": {
    "r": 55,
    "g": 140,
    "b": 142
  },
  "hsl": {
    "h": 181.379,
    "s": 44.162,
    "l": 38.627
  },
  "oklch": {
    "l": 0.59002,
    "c": 0.08067,
    "h": 197.4
  },
  "luminance": 0.21521
}

Semantic roles & 50–950 ramp

primary

#378C8E

secondary

#B3706E

accent

#5754D4

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A1010

muted

#7C7F7F

Preview Lab

Preview with #378C8E

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

Preview Lab → · Contrast checker → · Palette generator →