#378F99#378F99

#378F99 is a mid, moderate teal. Relative luminance 0.228; OKLCH L 60.2% C 0.084 H 205.7°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#378F99
RGB	rgb(55, 143, 153)
HSL	hsl(186, 47%, 41%)
HSV	hsv(186, 64%, 60%)
CMYK	cmyk(64.1%, 6.5%, 0%, 40%)
CIE-LAB	lab(54.82, -22.74, -13.08)
CIE-LCH	lch(54.82, 26.23, 209.90°)
OKLab	oklab(60.18% -0.0754 -0.0362)
OKLCH	oklch(60.18% 0.084 205.7)
XYZ	xyz(17.1453, 22.7552, 33.6194)
Luminance	0.2276 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378F99 #994137

analogous

#379972 #378F99 #375E99

triadic

#378F99 #99378F #8F9937

tetradic

#378F99 #723799 #994137 #5E9937

square

#378F99 #723799 #994137 #5E9937

split-complementary

#378F99 #99375E #997237

monochromatic

#173B3F #27656C #378F99 #4EB4BF #7BC7D0

Accessibility & contrast

On white

3.78

#378F99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#378F99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378F99

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378F99	#FFFFFF	#000000	##000000
##378F99	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84899A

Deuteranopia (green-blind)

#757F99

Tritanopia (blue-blind)

#009592

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #378f99;
/* rgb */ color: rgb(55, 143, 153);
/* oklch */ color: oklch(60.2% 0.084 205.7);

Tailwind

colors: {
  custom: {
    50: '#7ab0b7',
    500: '#378f99',
    950: '#000000',
  },
}

SCSS

$custom: #378f99;
$custom-light: #7ab0b7;
$custom-dark: #000000;

JSON

{
  "hex": "#378f99",
  "rgb": {
    "r": 55,
    "g": 143,
    "b": 153
  },
  "hsl": {
    "h": 186.122,
    "s": 47.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.60177,
    "c": 0.0837,
    "h": 205.7
  },
  "luminance": 0.22757
}

Semantic roles & 50–950 ramp

primary

#378F99

secondary

#B97A73

accent

#5F51D7

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #378F99

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

Preview Lab → · Contrast checker → · Palette generator →