#0A3137#0A3137

#0A3137 is a dark, muted teal. Relative luminance 0.025; OKLCH L 29.0% C 0.043 H 209.7°. Best body text is #FFFFFF at 13.93:1 contrast (WCAG AA passes).

Color values

HEX#0A3137
RGBrgb(10, 49, 55)
HSLhsl(188, 69%, 13%)
HSVhsv(188, 82%, 22%)
CMYKcmyk(81.8%, 10.9%, 0%, 78.4%)
CIE-LABlab(18.08, -10.91, -7.73)
CIE-LCHlch(18.08, 13.38, 215.33°)
OKLaboklab(28.96% -0.0376 -0.0215)
OKLCHoklch(28.96% 0.043 209.7)
XYZxyz(1.9128, 2.5368, 4.0025)
Luminance0.0254 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0A3137 #37100A
analogous
#0A3726 #0A3137 #0A1A37
triadic
#0A3137 #370A31 #31370A
tetradic
#0A3137 #260A37 #37100A #1A370A
square
#0A3137 #260A37 #37100A #1A370A
split-complementary
#0A3137 #370A1A #37260A
monochromatic
#05171A #05171A #0A3137 #135F6B #1D8D9F

Accessibility & contrast

On white

13.93
#0A3137 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.51
#0A3137 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3137
13.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0A3137#FFFFFF#000000##FFFFFF
##0A31371.0013.931.5113.93
#FFFFFF13.931.0021.001.00
#0000001.5121.001.0021.00
##FFFFFF13.931.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2C2F37
Deuteranopia (green-blind)
#252A37
Tritanopia (blue-blind)
#003433
Achromatopsia (no color)
#2C2C2C

Design tokens & code

CSS
--color: #0a3137;
/* rgb */ color: rgb(10, 49, 55);
/* oklch */ color: oklch(29.0% 0.043 209.7);
Tailwind
colors: {
  custom: {
    50: '#51696d',
    500: '#0a3137',
    950: '#000000',
  },
}
SCSS
$custom: #0a3137;
$custom-light: #51696d;
$custom-dark: #000000;
JSON
{
  "hex": "#0a3137",
  "rgb": {
    "r": 10,
    "g": 49,
    "b": 55
  },
  "hsl": {
    "h": 188,
    "s": 69.231,
    "l": 12.745
  },
  "oklch": {
    "l": 0.28958,
    "c": 0.04333,
    "h": 209.7
  },
  "luminance": 0.02537
}

Semantic roles & 50–950 ramp

primary
#0A3137
secondary
#743328
accent
#533CEC
background
#F4F6F6
surface
#E7EBEB
border
#C3C6C6
text
#020607
muted
#787A7A

Preview Lab

Preview with #0A3137

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

Preview Lab → · Contrast checker → · Palette generator →

#0A3137 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva