#378D9D#378D9D

#378D9D is a mid, moderate teal. Relative luminance 0.223; OKLCH L 59.8% C 0.084 H 212.0°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#378D9D
RGB	rgb(55, 141, 157)
HSL	hsl(189, 48%, 42%)
HSV	hsv(189, 65%, 62%)
CMYK	cmyk(65%, 10.2%, 0%, 38.4%)
CIE-LAB	lab(54.34, -20.46, -16.11)
CIE-LCH	lch(54.34, 26.04, 218.22°)
OKLab	oklab(59.84% -0.0715 -0.0447)
OKLCH	oklch(59.84% 0.084 212)
XYZ	xyz(17.1837, 22.2945, 35.2894)
Luminance	0.2230 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378D9D #9D4737

analogous

#379D7A #378D9D #375A9D

triadic

#378D9D #9D378D #8D9D37

tetradic

#378D9D #7A379D #9D4737 #5A9D37

square

#378D9D #7A379D #9D4737 #5A9D37

split-complementary

#378D9D #9D375A #9D7A37

monochromatic

#173C42 #276470 #378D9D #50B0C2 #7DC4D1

Accessibility & contrast

On white

3.85

#378D9D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#378D9D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378D9D

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378D9D	#FFFFFF	#000000	##000000
##378D9D	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)

#80889E

Deuteranopia (green-blind)

#717D9D

Tritanopia (blue-blind)

#009492

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #378d9d;
/* rgb */ color: rgb(55, 141, 157);
/* oklch */ color: oklch(59.8% 0.084 212.0);

Tailwind

colors: {
  custom: {
    50: '#7aaeba',
    500: '#378d9d',
    950: '#000000',
  },
}

SCSS

$custom: #378d9d;
$custom-light: #7aaeba;
$custom-dark: #000000;

JSON

{
  "hex": "#378d9d",
  "rgb": {
    "r": 55,
    "g": 141,
    "b": 157
  },
  "hsl": {
    "h": 189.412,
    "s": 48.113,
    "l": 41.569
  },
  "oklch": {
    "l": 0.59836,
    "c": 0.08438,
    "h": 212
  },
  "luminance": 0.22296
}

Semantic roles & 50–950 ramp

primary

#378D9D

secondary

#BB8075

accent

#6550D8

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #378D9D

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

Preview Lab → · Contrast checker → · Palette generator →