#0A383A#0A383A

#0A383A is a dark, muted teal. Relative luminance 0.032; OKLCH L 31.2% C 0.047 H 199.3°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#0A383A
RGB	rgb(10, 56, 58)
HSL	hsl(183, 71%, 13%)
HSV	hsv(183, 83%, 23%)
CMYK	cmyk(82.8%, 3.4%, 0%, 77.3%)
CIE-LAB	lab(20.82, -14.03, -5.66)
CIE-LCH	lch(20.82, 15.13, 201.95°)
OKLab	oklab(31.21% -0.0447 -0.0157)
OKLCH	oklch(31.21% 0.047 199.3)
XYZ	xyz(2.3027, 3.1981, 4.4981)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A383A #3A0C0A

analogous

#0A3A24 #0A383A #0A203A

triadic

#0A383A #3A0A38 #383A0A

tetradic

#0A383A #240A3A #3A0C0A #203A0A

square

#0A383A #240A3A #3A0C0A #203A0A

split-complementary

#0A383A #3A0A20 #3A240A

monochromatic

#05191A #05191A #0A383A #136A6E #1C9DA2

Accessibility & contrast

On white

12.81

#0A383A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#0A383A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A383A

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A383A	#FFFFFF	#000000	##FFFFFF
##0A383A	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33353A

Deuteranopia (green-blind)

#2C303A

Tritanopia (blue-blind)

#003A38

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0a383a;
/* rgb */ color: rgb(10, 56, 58);
/* oklch */ color: oklch(31.2% 0.047 199.3);

Tailwind

colors: {
  custom: {
    50: '#536e70',
    500: '#0a383a',
    950: '#000000',
  },
}

SCSS

$custom: #0a383a;
$custom-light: #536e70;
$custom-dark: #000000;

JSON

{
  "hex": "#0a383a",
  "rgb": {
    "r": 10,
    "g": 56,
    "b": 58
  },
  "hsl": {
    "h": 182.5,
    "s": 70.588,
    "l": 13.333
  },
  "oklch": {
    "l": 0.31211,
    "c": 0.04742,
    "h": 199.3
  },
  "luminance": 0.03198
}

Semantic roles & 50–950 ramp

primary

#0A383A

secondary

#772C28

accent

#423AED

background

#F4F6F6

surface

#E8ECEC

border

#C4C7C7

text

#030707

muted

#787A7A

Preview Lab

Preview with #0A383A

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

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