#0A343A#0A343A

#0A343A is a dark, muted teal. Relative luminance 0.028; OKLCH L 30.0% C 0.045 H 208.9°. Best body text is #FFFFFF at 13.42:1 contrast (WCAG AA passes).

Color values

HEX	#0A343A
RGB	rgb(10, 52, 58)
HSL	hsl(188, 71%, 13%)
HSV	hsv(188, 83%, 23%)
CMYK	cmyk(82.8%, 10.3%, 0%, 77.3%)
CIE-LAB	lab(19.33, -11.62, -7.90)
CIE-LCH	lch(19.33, 14.05, 214.21°)
OKLab	oklab(30.01% -0.0398 -0.022)
OKLCH	oklch(30.01% 0.045 208.9)
XYZ	xyz(2.1166, 2.8258, 4.4360)
Luminance	0.0283 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A343A #3A100A

analogous

#0A3A28 #0A343A #0A1C3A

triadic

#0A343A #3A0A34 #343A0A

tetradic

#0A343A #280A3A #3A100A #1C3A0A

square

#0A343A #280A3A #3A100A #1C3A0A

split-complementary

#0A343A #3A0A1C #3A280A

monochromatic

#05171A #05171A #0A343A #13636E #1C92A2

Accessibility & contrast

On white

13.42

#0A343A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#0A343A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A343A

13.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A343A	#FFFFFF	#000000	##FFFFFF
##0A343A	1.00	13.42	1.57	13.42
#FFFFFF	13.42	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F323A

Deuteranopia (green-blind)

#282D3A

Tritanopia (blue-blind)

#003736

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #0a343a;
/* rgb */ color: rgb(10, 52, 58);
/* oklch */ color: oklch(30.0% 0.045 208.9);

Tailwind

colors: {
  custom: {
    50: '#526b70',
    500: '#0a343a',
    950: '#000000',
  },
}

SCSS

$custom: #0a343a;
$custom-light: #526b70;
$custom-dark: #000000;

JSON

{
  "hex": "#0a343a",
  "rgb": {
    "r": 10,
    "g": 52,
    "b": 58
  },
  "hsl": {
    "h": 187.5,
    "s": 70.588,
    "l": 13.333
  },
  "oklch": {
    "l": 0.30007,
    "c": 0.04548,
    "h": 208.9
  },
  "luminance": 0.02826
}

Semantic roles & 50–950 ramp

primary

#0A343A

secondary

#773228

accent

#513AED

background

#F4F6F6

surface

#E7EBEC

border

#C3C6C7

text

#020607

muted

#787A7A

Preview Lab

Preview with #0A343A

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

Preview Lab → · Contrast checker → · Palette generator →