#378F9E#378F9E

#378F9E is a mid, moderate teal. Relative luminance 0.229; OKLCH L 60.4% C 0.085 H 210.7°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#378F9E
RGB	rgb(55, 143, 158)
HSL	hsl(189, 48%, 42%)
HSV	hsv(189, 65%, 62%)
CMYK	cmyk(65.2%, 9.5%, 0%, 38%)
CIE-LAB	lab(54.99, -21.20, -15.69)
CIE-LCH	lch(54.99, 26.37, 216.51°)
OKLab	oklab(60.38% -0.0733 -0.0435)
OKLCH	oklch(60.38% 0.085 210.7)
XYZ	xyz(17.5670, 22.9239, 35.8401)
Luminance	0.2293 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378F9E #9E4637

analogous

#379E7A #378F9E #375C9E

triadic

#378F9E #9E378F #8F9E37

tetradic

#378F9E #7A379E #9E4637 #5C9E37

square

#378F9E #7A379E #9E4637 #5C9E37

split-complementary

#378F9E #9E375C #9E7A37

monochromatic

#173D43 #276671 #378F9E #50B2C2 #7DC6D2

Accessibility & contrast

On white

3.76

#378F9E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#378F9E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378F9E

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378F9E	#FFFFFF	#000000	##000000
##378F9E	1.00	3.76	5.59	5.59
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828A9F

Deuteranopia (green-blind)

#737F9E

Tritanopia (blue-blind)

#009694

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #378f9e;
/* rgb */ color: rgb(55, 143, 158);
/* oklch */ color: oklch(60.4% 0.085 210.7);

Tailwind

colors: {
  custom: {
    50: '#7ab0ba',
    500: '#378f9e',
    950: '#000000',
  },
}

SCSS

$custom: #378f9e;
$custom-light: #7ab0ba;
$custom-dark: #000000;

JSON

{
  "hex": "#378f9e",
  "rgb": {
    "r": 55,
    "g": 143,
    "b": 158
  },
  "hsl": {
    "h": 188.738,
    "s": 48.357,
    "l": 41.765
  },
  "oklch": {
    "l": 0.60376,
    "c": 0.08526,
    "h": 210.7
  },
  "luminance": 0.22926
}

Semantic roles & 50–950 ramp

primary

#378F9E

secondary

#BB8076

accent

#6450D8

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #378F9E

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

Preview Lab → · Contrast checker → · Palette generator →