#0A3B48#0A3B48

#0A3B48 is a dark, muted cyan. Relative luminance 0.037; OKLCH L 32.8% C 0.054 H 220.2°. Best body text is #FFFFFF at 12.12:1 contrast (WCAG AA passes).

Color values

HEX#0A3B48
RGBrgb(10, 59, 72)
HSLhsl(193, 76%, 16%)
HSVhsv(193, 86%, 28%)
CMYKcmyk(86.1%, 18.1%, 0%, 71.8%)
CIE-LABlab(22.51, -10.52, -12.50)
CIE-LCHlch(22.51, 16.34, 229.91°)
OKLaboklab(32.77% -0.0413 -0.035)
OKLCHoklch(32.77% 0.054 220.2)
XYZxyz(2.8583, 3.6600, 6.6854)
Luminance0.0366 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0A3B48 #48170A
analogous
#0A4836 #0A3B48 #0A1C48
triadic
#0A3B48 #480A3B #3B480A
tetradic
#0A3B48 #360A48 #48170A #1C480A
square
#0A3B48 #360A48 #48170A #1C480A
split-complementary
#0A3B48 #480A1C #48360A
monochromatic
#04161B #04161B #0A3B48 #11677E #1993B3

Accessibility & contrast

On white

12.12
#0A3B48 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.73
#0A3B48 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3B48
12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0A3B48#FFFFFF#000000##FFFFFF
##0A3B481.0012.121.7312.12
#FFFFFF12.121.0021.001.00
#0000001.7321.001.0021.00
##FFFFFF12.121.0021.001.00

Color blindness preview

Protanopia (red-blind)
#333949
Deuteranopia (green-blind)
#2B3348
Tritanopia (blue-blind)
#003F3F
Achromatopsia (no color)
#363636

Design tokens & code

CSS
--color: #0a3b48;
/* rgb */ color: rgb(10, 59, 72);
/* oklch */ color: oklch(32.8% 0.054 220.2);
Tailwind
colors: {
  custom: {
    50: '#55717b',
    500: '#0a3b48',
    950: '#000000',
  },
}
SCSS
$custom: #0a3b48;
$custom-light: #55717b;
$custom-dark: #000000;
JSON
{
  "hex": "#0a3b48",
  "rgb": {
    "r": 10,
    "g": 59,
    "b": 72
  },
  "hsl": {
    "h": 192.581,
    "s": 75.61,
    "l": 16.078
  },
  "oklch": {
    "l": 0.32774,
    "c": 0.05415,
    "h": 220.2
  },
  "luminance": 0.0366
}

Semantic roles & 50–950 ramp

primary
#0A3B48
secondary
#853C29
accent
#5D36F2
background
#F5F6F7
surface
#E9ECED
border
#C5C7C8
text
#030709
muted
#787A7B

Preview Lab

Preview with #0A3B48

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

Preview Lab → · Contrast checker → · Palette generator →

#0A3B48 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva