#103738#103738

#103738 is a dark, muted teal. Relative luminance 0.031; OKLCH L 31.0% C 0.043 H 197.6°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#103738
RGB	rgb(16, 55, 56)
HSL	hsl(182, 56%, 14%)
HSV	hsv(182, 71%, 22%)
CMYK	cmyk(71.4%, 1.8%, 0%, 78%)
CIE-LAB	lab(20.55, -13.05, -4.69)
CIE-LCH	lch(20.55, 13.87, 199.75°)
OKLab	oklab(31.01% -0.0411 -0.013)
OKLCH	oklch(31.01% 0.043 197.6)
XYZ	xyz(2.2934, 3.1278, 4.2235)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103738 #381110

analogous

#103825 #103738 #102338

triadic

#103738 #381037 #373810

tetradic

#103738 #251038 #381110 #233810

square

#103738 #251038 #381110 #233810

split-complementary

#103738 #381023 #382510

monochromatic

#071718 #071718 #103738 #1E6668 #2B9597

Accessibility & contrast

On white

12.92

#103738 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#103738 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103738

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103738	#FFFFFF	#000000	##FFFFFF
##103738	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333438

Deuteranopia (green-blind)

#2D3038

Tritanopia (blue-blind)

#003937

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #103738;
/* rgb */ color: rgb(16, 55, 56);
/* oklch */ color: oklch(31.0% 0.043 197.6);

Tailwind

colors: {
  custom: {
    50: '#546e6e',
    500: '#103738',
    950: '#000000',
  },
}

SCSS

$custom: #103738;
$custom-light: #546e6e;
$custom-dark: #000000;

JSON

{
  "hex": "#103738",
  "rgb": {
    "r": 16,
    "g": 55,
    "b": 56
  },
  "hsl": {
    "h": 181.5,
    "s": 55.556,
    "l": 14.118
  },
  "oklch": {
    "l": 0.31015,
    "c": 0.04308,
    "h": 197.6
  },
  "luminance": 0.03128
}

Semantic roles & 50–950 ramp

primary

#103738

secondary

#723432

accent

#4D49DF

background

#F5F6F6

surface

#E9EBEB

border

#C5C6C6

text

#030707

muted

#787A7A

Preview Lab

Preview with #103738

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

Preview Lab → · Contrast checker → · Palette generator →