#378E9C#378E9C

#378E9C is a mid, moderate teal. Relative luminance 0.226; OKLCH L 60.0% C 0.084 H 209.9°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#378E9C
RGB	rgb(55, 142, 156)
HSL	hsl(188, 48%, 41%)
HSV	hsv(188, 65%, 61%)
CMYK	cmyk(64.7%, 9%, 0%, 38.8%)
CIE-LAB	lab(54.61, -21.30, -15.12)
CIE-LCH	lch(54.61, 26.11, 215.37°)
OKLab	oklab(60.05% -0.0731 -0.0419)
OKLCH	oklch(60.05% 0.084 209.9)
XYZ	xyz(17.2468, 22.5567, 34.8910)
Luminance	0.2256 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378E9C #9C4537

analogous

#379C78 #378E9C #375C9C

triadic

#378E9C #9C378E #8E9C37

tetradic

#378E9C #78379C #9C4537 #5C9C37

square

#378E9C #78379C #9C4537 #5C9C37

split-complementary

#378E9C #9C375C #9C7837

monochromatic

#173C42 #27656F #378E9C #4FB1C1 #7CC5D1

Accessibility & contrast

On white

3.81

#378E9C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#378E9C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378E9C

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378E9C	#FFFFFF	#000000	##000000
##378E9C	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82899D

Deuteranopia (green-blind)

#737E9C

Tritanopia (blue-blind)

#009492

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #378e9c;
/* rgb */ color: rgb(55, 142, 156);
/* oklch */ color: oklch(60.0% 0.084 209.9);

Tailwind

colors: {
  custom: {
    50: '#7aafb9',
    500: '#378e9c',
    950: '#000000',
  },
}

SCSS

$custom: #378e9c;
$custom-light: #7aafb9;
$custom-dark: #000000;

JSON

{
  "hex": "#378e9c",
  "rgb": {
    "r": 55,
    "g": 142,
    "b": 156
  },
  "hsl": {
    "h": 188.317,
    "s": 47.867,
    "l": 41.373
  },
  "oklch": {
    "l": 0.60046,
    "c": 0.08424,
    "h": 209.9
  },
  "luminance": 0.22559
}

Semantic roles & 50–950 ramp

primary

#378E9C

secondary

#BA7E75

accent

#6350D7

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #378E9C

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

Preview Lab → · Contrast checker → · Palette generator →