#378E9A#378E9A

#378E9A is a mid, moderate teal. Relative luminance 0.225; OKLCH L 60.0% C 0.084 H 207.8°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#378E9A
RGB	rgb(55, 142, 154)
HSL	hsl(187, 47%, 41%)
HSV	hsv(187, 64%, 60%)
CMYK	cmyk(64.3%, 7.8%, 0%, 39.6%)
CIE-LAB	lab(54.54, -21.92, -14.07)
CIE-LCH	lch(54.54, 26.04, 212.70°)
OKLab	oklab(59.97% -0.0739 -0.039)
OKLCH	oklch(59.97% 0.084 207.8)
XYZ	xyz(17.0788, 22.4895, 34.0064)
Luminance	0.2249 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378E9A #9A4337

analogous

#379A74 #378E9A #375C9A

triadic

#378E9A #9A378E #8E9A37

tetradic

#378E9A #74379A #9A4337 #5C9A37

square

#378E9A #74379A #9A4337 #5C9A37

split-complementary

#378E9A #9A375C #9A7437

monochromatic

#173B40 #27646D #378E9A #4EB2C0 #7BC6D0

Accessibility & contrast

On white

3.82

#378E9A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#378E9A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378E9A

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378E9A	#FFFFFF	#000000	##000000
##378E9A	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82899B

Deuteranopia (green-blind)

#747E9A

Tritanopia (blue-blind)

#009492

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #378e9a;
/* rgb */ color: rgb(55, 142, 154);
/* oklch */ color: oklch(60.0% 0.084 207.8);

Tailwind

colors: {
  custom: {
    50: '#7aafb7',
    500: '#378e9a',
    950: '#000000',
  },
}

SCSS

$custom: #378e9a;
$custom-light: #7aafb7;
$custom-dark: #000000;

JSON

{
  "hex": "#378e9a",
  "rgb": {
    "r": 55,
    "g": 142,
    "b": 154
  },
  "hsl": {
    "h": 187.273,
    "s": 47.368,
    "l": 40.98
  },
  "oklch": {
    "l": 0.59966,
    "c": 0.08358,
    "h": 207.8
  },
  "luminance": 0.22491
}

Semantic roles & 50–950 ramp

primary

#378E9A

secondary

#B97C74

accent

#6151D7

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #378E9A

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

Preview Lab → · Contrast checker → · Palette generator →