#0A302B#0A302B

#0A302B is a dark, muted teal. Relative luminance 0.024; OKLCH L 28.1% C 0.043 H 182.8°. Best body text is #FFFFFF at 14.28:1 contrast (WCAG AA passes).

Color values

HEX#0A302B
RGBrgb(10, 48, 43)
HSLhsl(172, 66%, 11%)
HSVhsv(172, 79%, 19%)
CMYKcmyk(79.2%, 0%, 10.4%, 81.2%)
CIE-LABlab(17.24, -14.65, -0.68)
CIE-LCHlch(17.24, 14.66, 182.66°)
OKLaboklab(28.12% -0.0429 -0.0021)
OKLCHoklch(28.12% 0.043 182.8)
XYZxyz(1.6180, 2.3527, 2.6539)
Luminance0.0235 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0A302B #300A0F
analogous
#0A3018 #0A302B #0A2230
triadic
#0A302B #2B0A30 #302B0A
tetradic
#0A302B #180A30 #300A0F #22300A
square
#0A302B #180A30 #300A0F #22300A
split-complementary
#0A302B #300A22 #30180A
monochromatic
#051917 #051917 #0A302B #156358 #1F9586

Accessibility & contrast

On white

14.28
#0A302B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.47
#0A302B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A302B
14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0A302B#FFFFFF#000000##FFFFFF
##0A302B1.0014.281.4714.28
#FFFFFF14.281.0021.001.00
#0000001.4721.001.0021.00
##FFFFFF14.281.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2D2D2B
Deuteranopia (green-blind)
#28292B
Tritanopia (blue-blind)
#00312E
Achromatopsia (no color)
#2A2A2A

Design tokens & code

CSS
--color: #0a302b;
/* rgb */ color: rgb(10, 48, 43);
/* oklch */ color: oklch(28.1% 0.043 182.8);
Tailwind
colors: {
  custom: {
    50: '#4f6864',
    500: '#0a302b',
    950: '#000000',
  },
}
SCSS
$custom: #0a302b;
$custom-light: #4f6864;
$custom-dark: #000000;
JSON
{
  "hex": "#0a302b",
  "rgb": {
    "r": 10,
    "g": 48,
    "b": 43
  },
  "hsl": {
    "h": 172.105,
    "s": 65.517,
    "l": 11.373
  },
  "oklch": {
    "l": 0.28119,
    "c": 0.04294,
    "h": 182.8
  },
  "luminance": 0.02353
}

Semantic roles & 50–950 ramp

primary
#0A302B
secondary
#6D2932
accent
#3F56E8
background
#F4F6F5
surface
#E7EBEA
border
#C3C6C6
text
#020605
muted
#787A79

Preview Lab

Preview with #0A302B

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

Preview Lab → · Contrast checker → · Palette generator →

#0A302B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva