#0B312C#0B312C

#0B312C is a dark, muted teal. Relative luminance 0.025; OKLCH L 28.5% C 0.043 H 182.9°. Best body text is #FFFFFF at 14.09:1 contrast (WCAG AA passes).

Color values

HEX	#0B312C
RGB	rgb(11, 49, 44)
HSL	hsl(172, 63%, 12%)
HSV	hsv(172, 78%, 19%)
CMYK	cmyk(77.6%, 0%, 10.2%, 80.8%)
CIE-LAB	lab(17.69, -14.69, -0.71)
CIE-LCH	lch(17.69, 14.70, 182.77°)
OKLab	oklab(28.51% -0.043 -0.0021)
OKLCH	oklch(28.51% 0.043 182.9)
XYZ	xyz(1.6907, 2.4494, 2.7661)
Luminance	0.0245 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B312C #310B10

analogous

#0B3119 #0B312C #0B2331

triadic

#0B312C #2C0B31 #312C0B

tetradic

#0B312C #190B31 #310B10 #23310B

square

#0B312C #190B31 #310B10 #23310B

split-complementary

#0B312C #310B23 #31190B

monochromatic

#061916 #061916 #0B312C #166359 #219586

Accessibility & contrast

On white

14.09

#0B312C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#0B312C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B312C

14.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B312C	#FFFFFF	#000000	##FFFFFF
##0B312C	1.00	14.09	1.49	14.09
#FFFFFF	14.09	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2E2C

Deuteranopia (green-blind)

#292A2C

Tritanopia (blue-blind)

#00322F

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #0b312c;
/* rgb */ color: rgb(11, 49, 44);
/* oklch */ color: oklch(28.5% 0.043 182.9);

Tailwind

colors: {
  custom: {
    50: '#506965',
    500: '#0b312c',
    950: '#000000',
  },
}

SCSS

$custom: #0b312c;
$custom-light: #506965;
$custom-dark: #000000;

JSON

{
  "hex": "#0b312c",
  "rgb": {
    "r": 11,
    "g": 49,
    "b": 44
  },
  "hsl": {
    "h": 172.105,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.28505,
    "c": 0.04308,
    "h": 182.9
  },
  "luminance": 0.0245
}

Semantic roles & 50–950 ramp

primary

#0B312C

secondary

#6E2A33

accent

#4157E6

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020605

muted

#787A7A

Preview Lab

Preview with #0B312C

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

Preview Lab → · Contrast checker → · Palette generator →