#37878F#37878F

#37878F is a mid, moderate teal. Relative luminance 0.201; OKLCH L 57.8% C 0.078 H 204.3°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#37878F
RGB	rgb(55, 135, 143)
HSL	hsl(185, 44%, 39%)
HSV	hsv(185, 62%, 56%)
CMYK	cmyk(61.5%, 5.6%, 0%, 43.9%)
CIE-LAB	lab(51.97, -21.62, -11.58)
CIE-LCH	lch(51.97, 24.53, 208.16°)
OKLab	oklab(57.77% -0.0709 -0.032)
OKLCH	oklch(57.77% 0.078 204.3)
XYZ	xyz(15.1954, 20.1218, 29.0644)
Luminance	0.2012 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37878F #8F3F37

analogous

#378F6B #37878F #375B8F

triadic

#37878F #8F3787 #878F37

tetradic

#37878F #6B378F #8F3F37 #5B8F37

square

#37878F #6B378F #8F3F37 #5B8F37

split-complementary

#37878F #8F375B #8F6B37

monochromatic

#153437 #265D63 #37878F #4AAFB9 #76C3CA

Accessibility & contrast

On white

4.18

#37878F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#37878F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #37878F

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37878F	#FFFFFF	#000000	##000000
##37878F	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8290

Deuteranopia (green-blind)

#6F788F

Tritanopia (blue-blind)

#008C89

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #37878f;
/* rgb */ color: rgb(55, 135, 143);
/* oklch */ color: oklch(57.8% 0.078 204.3);

Tailwind

colors: {
  custom: {
    50: '#78aaaf',
    500: '#37878f',
    950: '#000000',
  },
}

SCSS

$custom: #37878f;
$custom-light: #78aaaf;
$custom-dark: #000000;

JSON

{
  "hex": "#37878f",
  "rgb": {
    "r": 55,
    "g": 135,
    "b": 143
  },
  "hsl": {
    "h": 185.455,
    "s": 44.444,
    "l": 38.824
  },
  "oklch": {
    "l": 0.57771,
    "c": 0.07783,
    "h": 204.3
  },
  "luminance": 0.20123
}

Semantic roles & 50–950 ramp

primary

#37878F

secondary

#B3756F

accent

#5F54D4

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A1010

muted

#7C7F7F

Preview Lab

Preview with #37878F

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

Preview Lab → · Contrast checker → · Palette generator →