#0B4139#0B4139

#0B4139 is a dark, muted teal. Relative luminance 0.041; OKLCH L 33.9% C 0.056 H 180.5°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX#0B4139
RGBrgb(11, 65, 57)
HSLhsl(171, 71%, 15%)
HSVhsv(171, 83%, 25%)
CMYKcmyk(83.1%, 0%, 12.3%, 74.5%)
CIE-LABlab(24.15, -19.26, -0.05)
CIE-LCHlch(24.15, 19.26, 180.14°)
OKLaboklab(33.91% -0.0558 -0.0004)
OKLCHoklch(33.91% 0.056 180.5)
XYZxyz(2.7665, 4.1468, 4.5247)
Luminance0.0415 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0B4139 #410B13
analogous
#0B411E #0B4139 #0B2E41
triadic
#0B4139 #390B41 #41390B
tetradic
#0B4139 #1E0B41 #410B13 #2E410B
square
#0B4139 #1E0B41 #410B13 #2E410B
split-complementary
#0B4139 #410B2E #411E0B
monochromatic
#041A17 #041A17 #0B4139 #147567 #1DAA95

Accessibility & contrast

On white

11.48
#0B4139 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.83
#0B4139 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4139
11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0B4139#FFFFFF#000000##FFFFFF
##0B41391.0011.481.8311.48
#FFFFFF11.481.0021.001.00
#0000001.8321.001.0021.00
##FFFFFF11.481.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3E3D39
Deuteranopia (green-blind)
#36373A
Tritanopia (blue-blind)
#00423F
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #0b4139;
/* rgb */ color: rgb(11, 65, 57);
/* oklch */ color: oklch(33.9% 0.056 180.5);
Tailwind
colors: {
  custom: {
    50: '#54766f',
    500: '#0b4139',
    950: '#000000',
  },
}
SCSS
$custom: #0b4139;
$custom-light: #54766f;
$custom-dark: #000000;
JSON
{
  "hex": "#0b4139",
  "rgb": {
    "r": 11,
    "g": 65,
    "b": 57
  },
  "hsl": {
    "h": 171.111,
    "s": 71.053,
    "l": 14.902
  },
  "oklch": {
    "l": 0.33914,
    "c": 0.05579,
    "h": 180.5
  },
  "luminance": 0.04147
}

Semantic roles & 50–950 ramp

primary
#0B4139
secondary
#7E2A37
accent
#3A55EE
background
#F5F7F6
surface
#E9EDEC
border
#C5C8C7
text
#030807
muted
#787B7A

Preview Lab

Preview with #0B4139

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

Preview Lab → · Contrast checker → · Palette generator →

#0B4139 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva