#0B2F31#0B2F31

#0B2F31 is a dark, muted teal. Relative luminance 0.023; OKLCH L 28.1% C 0.040 H 200.4°. Best body text is #FFFFFF at 14.33:1 contrast (WCAG AA passes).

Color values

HEX	#0B2F31
RGB	rgb(11, 47, 49)
HSL	hsl(183, 63%, 12%)
HSV	hsv(183, 78%, 19%)
CMYK	cmyk(77.6%, 4.1%, 0%, 80.8%)
CIE-LAB	lab(17.11, -11.74, -5.04)
CIE-LCH	lch(17.11, 12.78, 203.24°)
OKLab	oklab(28.1% -0.0376 -0.014)
OKLCH	oklch(28.1% 0.04 200.4)
XYZ	xyz(1.7087, 2.3257, 3.2640)
Luminance	0.0233 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2F31 #310D0B

analogous

#0B3120 #0B2F31 #0B1C31

triadic

#0B2F31 #310B2F #2F310B

tetradic

#0B2F31 #200B31 #310D0B #1C310B

square

#0B2F31 #200B31 #310D0B #1C310B

split-complementary

#0B2F31 #310B1C #31200B

monochromatic

#061819 #061819 #0B2F31 #165F63 #218F95

Accessibility & contrast

On white

14.33

#0B2F31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#0B2F31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2F31

14.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2F31	#FFFFFF	#000000	##FFFFFF
##0B2F31	1.00	14.33	1.47	14.33
#FFFFFF	14.33	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2D31

Deuteranopia (green-blind)

#252831

Tritanopia (blue-blind)

#003130

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0b2f31;
/* rgb */ color: rgb(11, 47, 49);
/* oklch */ color: oklch(28.1% 0.040 200.4);

Tailwind

colors: {
  custom: {
    50: '#506769',
    500: '#0b2f31',
    950: '#000000',
  },
}

SCSS

$custom: #0b2f31;
$custom-light: #506769;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2f31",
  "rgb": {
    "r": 11,
    "g": 47,
    "b": 49
  },
  "hsl": {
    "h": 183.158,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.28099,
    "c": 0.04012,
    "h": 200.4
  },
  "luminance": 0.02326
}

Semantic roles & 50–950 ramp

primary

#0B2F31

secondary

#6E2E2A

accent

#4A41E6

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020606

muted

#787A7A

Preview Lab

Preview with #0B2F31

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

Preview Lab → · Contrast checker → · Palette generator →