#0B3838#0B3838

#0B3838 is a dark, muted teal. Relative luminance 0.032; OKLCH L 31.2% C 0.047 H 195.0°. Best body text is #FFFFFF at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#0B3838
RGB	rgb(11, 56, 56)
HSL	hsl(180, 67%, 13%)
HSV	hsv(180, 80%, 22%)
CMYK	cmyk(80.4%, 0%, 0%, 78%)
CIE-LAB	lab(20.77, -14.59, -4.37)
CIE-LCH	lch(20.77, 15.23, 196.68°)
OKLab	oklab(31.15% -0.0453 -0.0121)
OKLCH	oklch(31.15% 0.047 195)
XYZ	xyz(2.2657, 3.1848, 4.2359)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3838 #380B0B

analogous

#0B3821 #0B3838 #0B2138

triadic

#0B3838 #380B38 #38380B

tetradic

#0B3838 #210B38 #380B0B #21380B

square

#0B3838 #210B38 #380B0B #21380B

split-complementary

#0B3838 #380B21 #38210B

monochromatic

#051A1A #051A1A #0B3838 #156B6B #1F9E9E

Accessibility & contrast

On white

12.83

#0B3838 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#0B3838 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3838

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3838	#FFFFFF	#000000	##FFFFFF
##0B3838	1.00	12.83	1.64	12.83
#FFFFFF	12.83	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343538

Deuteranopia (green-blind)

#2D3038

Tritanopia (blue-blind)

#003A38

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0b3838;
/* rgb */ color: rgb(11, 56, 56);
/* oklch */ color: oklch(31.2% 0.047 195.0);

Tailwind

colors: {
  custom: {
    50: '#536f6e',
    500: '#0b3838',
    950: '#000000',
  },
}

SCSS

$custom: #0b3838;
$custom-light: #536f6e;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3838",
  "rgb": {
    "r": 11,
    "g": 56,
    "b": 56
  },
  "hsl": {
    "h": 180,
    "s": 67.164,
    "l": 13.137
  },
  "oklch": {
    "l": 0.31151,
    "c": 0.04691,
    "h": 195
  },
  "luminance": 0.03185
}

Semantic roles & 50–950 ramp

primary

#0B3838

secondary

#752A2A

accent

#3E3EEA

background

#F4F6F6

surface

#E8ECEB

border

#C4C7C6

text

#030707

muted

#787A7A

Preview Lab

Preview with #0B3838

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

Preview Lab → · Contrast checker → · Palette generator →