#0B4140#0B4140

#0B4140 is a dark, muted teal. Relative luminance 0.042; OKLCH L 34.2% C 0.053 H 193.1°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#0B4140
RGB	rgb(11, 65, 64)
HSL	hsl(179, 71%, 15%)
HSV	hsv(179, 83%, 25%)
CMYK	cmyk(83.1%, 0%, 1.5%, 74.5%)
CIE-LAB	lab(24.39, -16.91, -4.33)
CIE-LCH	lch(24.39, 17.45, 194.37°)
OKLab	oklab(34.19% -0.052 -0.0121)
OKLCH	oklch(34.19% 0.053 193.1)
XYZ	xyz(2.9533, 4.2215, 5.5087)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B4140 #410B0C

analogous

#0B4125 #0B4140 #0B2741

triadic

#0B4140 #400B41 #41400B

tetradic

#0B4140 #250B41 #410B0C #27410B

square

#0B4140 #250B41 #410B0C #27410B

split-complementary

#0B4140 #410B27 #41250B

monochromatic

#041A1A #041A1A #0B4140 #147574 #1DAAA7

Accessibility & contrast

On white

11.39

#0B4140 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#0B4140 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4140

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B4140	#FFFFFF	#000000	##FFFFFF
##0B4140	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3D40

Deuteranopia (green-blind)

#353840

Tritanopia (blue-blind)

#004341

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0b4140;
/* rgb */ color: rgb(11, 65, 64);
/* oklch */ color: oklch(34.2% 0.053 193.1);

Tailwind

colors: {
  custom: {
    50: '#557674',
    500: '#0b4140',
    950: '#000000',
  },
}

SCSS

$custom: #0b4140;
$custom-light: #557674;
$custom-dark: #000000;

JSON

{
  "hex": "#0b4140",
  "rgb": {
    "r": 11,
    "g": 65,
    "b": 64
  },
  "hsl": {
    "h": 178.889,
    "s": 71.053,
    "l": 14.902
  },
  "oklch": {
    "l": 0.34189,
    "c": 0.05334,
    "h": 193.1
  },
  "luminance": 0.04222
}

Semantic roles & 50–950 ramp

primary

#0B4140

secondary

#7E2A2C

accent

#3A3DEE

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030808

muted

#787B7B

Preview Lab

Preview with #0B4140

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

Preview Lab → · Contrast checker → · Palette generator →