#0A303D#0A303D

#0A303D is a dark, muted cyan. Relative luminance 0.025; OKLCH L 29.0% C 0.047 H 225.2°. Best body text is #FFFFFF at 13.97:1 contrast (WCAG AA passes).

Color values

HEX#0A303D
RGBrgb(10, 48, 61)
HSLhsl(195, 72%, 14%)
HSVhsv(195, 84%, 24%)
CMYKcmyk(83.6%, 21.3%, 0%, 76.1%)
CIE-LABlab(17.99, -7.90, -12.02)
CIE-LCHlch(17.99, 14.38, 236.67°)
OKLaboklab(28.97% -0.0335 -0.0337)
OKLCHoklch(28.97% 0.047 225.2)
XYZxyz(2.0241, 2.5151, 4.7928)
Luminance0.0251 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0A303D #3D170A
analogous
#0A3D31 #0A303D #0A173D
triadic
#0A303D #3D0A30 #303D0A
tetradic
#0A303D #310A3D #3D170A #173D0A
square
#0A303D #310A3D #3D170A #173D0A
split-complementary
#0A303D #3D0A17 #3D310A
monochromatic
#04151A #04151A #0A303D #135972 #1B83A6

Accessibility & contrast

On white

13.97
#0A303D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.50
#0A303D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A303D
13.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0A303D#FFFFFF#000000##FFFFFF
##0A303D1.0013.971.5013.97
#FFFFFF13.971.0021.001.00
#0000001.5021.001.0021.00
##FFFFFF13.971.0021.001.00

Color blindness preview

Protanopia (red-blind)
#292F3E
Deuteranopia (green-blind)
#222A3D
Tritanopia (blue-blind)
#003434
Achromatopsia (no color)
#2C2C2C

Design tokens & code

CSS
--color: #0a303d;
/* rgb */ color: rgb(10, 48, 61);
/* oklch */ color: oklch(29.0% 0.047 225.2);
Tailwind
colors: {
  custom: {
    50: '#526872',
    500: '#0a303d',
    950: '#000000',
  },
}
SCSS
$custom: #0a303d;
$custom-light: #526872;
$custom-dark: #000000;
JSON
{
  "hex": "#0a303d",
  "rgb": {
    "r": 10,
    "g": 48,
    "b": 61
  },
  "hsl": {
    "h": 195.294,
    "s": 71.831,
    "l": 13.922
  },
  "oklch": {
    "l": 0.28971,
    "c": 0.04746,
    "h": 225.2
  },
  "luminance": 0.02515
}

Semantic roles & 50–950 ramp

primary
#0A303D
secondary
#7A3D28
accent
#6739EF
background
#F4F6F6
surface
#E7EBEC
border
#C3C6C7
text
#020608
muted
#787A7B

Preview Lab

Preview with #0A303D

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

Preview Lab → · Contrast checker → · Palette generator →

#0A303D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva