#0A383C#0A383C

#0A383C is a dark, muted teal. Relative luminance 0.032; OKLCH L 31.3% C 0.048 H 203.7°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#0A383C
RGB	rgb(10, 56, 60)
HSL	hsl(185, 71%, 14%)
HSV	hsv(185, 83%, 24%)
CMYK	cmyk(83.3%, 6.7%, 0%, 76.5%)
CIE-LAB	lab(20.90, -13.29, -6.89)
CIE-LCH	lch(20.90, 14.97, 207.40°)
OKLab	oklab(31.3% -0.0437 -0.0191)
OKLCH	oklch(31.3% 0.048 203.7)
XYZ	xyz(2.3546, 3.2188, 4.7713)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A383C #3C0E0A

analogous

#0A3C27 #0A383C #0A1F3C

triadic

#0A383C #3C0A38 #383C0A

tetradic

#0A383C #270A3C #3C0E0A #1F3C0A

square

#0A383C #270A3C #3C0E0A #1F3C0A

split-complementary

#0A383C #3C0A1F #3C270A

monochromatic

#04181A #04181A #0A383C #136970 #1B9AA5

Accessibility & contrast

On white

12.78

#0A383C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#0A383C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A383C

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A383C	#FFFFFF	#000000	##FFFFFF
##0A383C	1.00	12.78	1.64	12.78
#FFFFFF	12.78	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33353C

Deuteranopia (green-blind)

#2C303C

Tritanopia (blue-blind)

#003B39

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0a383c;
/* rgb */ color: rgb(10, 56, 60);
/* oklch */ color: oklch(31.3% 0.048 203.7);

Tailwind

colors: {
  custom: {
    50: '#536e71',
    500: '#0a383c',
    950: '#000000',
  },
}

SCSS

$custom: #0a383c;
$custom-light: #536e71;
$custom-dark: #000000;

JSON

{
  "hex": "#0a383c",
  "rgb": {
    "r": 10,
    "g": 56,
    "b": 60
  },
  "hsl": {
    "h": 184.8,
    "s": 71.429,
    "l": 13.725
  },
  "oklch": {
    "l": 0.31301,
    "c": 0.04771,
    "h": 203.7
  },
  "luminance": 0.03219
}

Semantic roles & 50–950 ramp

primary

#0A383C

secondary

#792F28

accent

#483AEE

background

#F5F6F6

surface

#E8ECEC

border

#C4C7C7

text

#030707

muted

#787A7A

Preview Lab

Preview with #0A383C

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

Preview Lab → · Contrast checker → · Palette generator →