#0A3142#0A3142

#0A3142 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 29.5% C 0.052 H 231.5°. Best body text is #FFFFFF at 13.72:1 contrast (WCAG AA passes).

Color values

HEX#0A3142
RGBrgb(10, 49, 66)
HSLhsl(198, 74%, 15%)
HSVhsv(198, 85%, 26%)
CMYKcmyk(84.8%, 25.8%, 0%, 74.1%)
CIE-LABlab(18.60, -6.51, -14.49)
CIE-LCHlch(18.60, 15.89, 245.80°)
OKLaboklab(29.55% -0.0324 -0.0408)
OKLCHoklch(29.55% 0.052 231.5)
XYZxyz(2.2065, 2.6542, 5.5492)
Luminance0.0266 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0A3142 #421B0A
analogous
#0A4237 #0A3142 #0A1542
triadic
#0A3142 #420A31 #31420A
tetradic
#0A3142 #370A42 #421B0A #15420A
square
#0A3142 #370A42 #421B0A #15420A
split-complementary
#0A3142 #420A15 #42370A
monochromatic
#04141B #04141B #0A3142 #125877 #1A80AC

Accessibility & contrast

On white

13.72
#0A3142 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.53
#0A3142 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3142
13.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0A3142#FFFFFF#000000##FFFFFF
##0A31421.0013.721.5313.72
#FFFFFF13.721.0021.001.00
#0000001.5321.001.0021.00
##FFFFFF13.721.0021.001.00

Color blindness preview

Protanopia (red-blind)
#283043
Deuteranopia (green-blind)
#212B42
Tritanopia (blue-blind)
#003637
Achromatopsia (no color)
#2D2D2D

Design tokens & code

CSS
--color: #0a3142;
/* rgb */ color: rgb(10, 49, 66);
/* oklch */ color: oklch(29.5% 0.052 231.5);
Tailwind
colors: {
  custom: {
    50: '#536976',
    500: '#0a3142',
    950: '#000000',
  },
}
SCSS
$custom: #0a3142;
$custom-light: #536976;
$custom-dark: #000000;
JSON
{
  "hex": "#0a3142",
  "rgb": {
    "r": 10,
    "g": 49,
    "b": 66
  },
  "hsl": {
    "h": 198.214,
    "s": 73.684,
    "l": 14.902
  },
  "oklch": {
    "l": 0.29545,
    "c": 0.05209,
    "h": 231.5
  },
  "luminance": 0.02655
}

Semantic roles & 50–950 ramp

primary
#0A3142
secondary
#7F4329
accent
#7037F0
background
#F5F6F7
surface
#E9EBED
border
#C5C6C8
text
#030608
muted
#787A7B

Preview Lab

Preview with #0A3142

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

Preview Lab → · Contrast checker → · Palette generator →

#0A3142 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva