#0F3A4D#0F3A4D

#0F3A4D is a dark, muted cyan. Relative luminance 0.037; OKLCH L 32.9% C 0.057 H 231.5°. Best body text is #FFFFFF at 12.12:1 contrast (WCAG AA passes).

Color values

HEX#0F3A4D
RGBrgb(15, 58, 77)
HSLhsl(198, 67%, 18%)
HSVhsv(198, 81%, 30%)
CMYKcmyk(80.5%, 24.7%, 0%, 69.8%)
CIE-LABlab(22.52, -7.18, -15.80)
CIE-LCHlch(22.52, 17.36, 245.55°)
OKLaboklab(32.9% -0.0354 -0.0444)
OKLCHoklch(32.9% 0.057 231.5)
XYZxyz(3.0491, 3.6631, 7.5661)
Luminance0.0366 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0F3A4D #4D220F
analogous
#0F4D41 #0F3A4D #0F1B4D
triadic
#0F3A4D #4D0F3A #3A4D0F
tetradic
#0F3A4D #410F4D #4D220F #1B4D0F
square
#0F3A4D #410F4D #4D220F #1B4D0F
split-complementary
#0F3A4D #4D0F1B #4D410F
monochromatic
#05131A #05131A #0F3A4D #196180 #2387B3

Accessibility & contrast

On white

12.12
#0F3A4D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.73
#0F3A4D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3A4D
12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0F3A4D#FFFFFF#000000##FFFFFF
##0F3A4D1.0012.121.7312.12
#FFFFFF12.121.0021.001.00
#0000001.7321.001.0021.00
##FFFFFF12.121.0021.001.00

Color blindness preview

Protanopia (red-blind)
#30394E
Deuteranopia (green-blind)
#28334D
Tritanopia (blue-blind)
#003F40
Achromatopsia (no color)
#363636

Design tokens & code

CSS
--color: #0f3a4d;
/* rgb */ color: rgb(15, 58, 77);
/* oklch */ color: oklch(32.9% 0.057 231.5);
Tailwind
colors: {
  custom: {
    50: '#58707f',
    500: '#0f3a4d',
    950: '#000000',
  },
}
SCSS
$custom: #0f3a4d;
$custom-light: #58707f;
$custom-dark: #000000;
JSON
{
  "hex": "#0f3a4d",
  "rgb": {
    "r": 15,
    "g": 58,
    "b": 77
  },
  "hsl": {
    "h": 198.387,
    "s": 67.391,
    "l": 18.039
  },
  "oklch": {
    "l": 0.32899,
    "c": 0.05678,
    "h": 231.5
  },
  "luminance": 0.03663
}

Semantic roles & 50–950 ramp

primary
#0F3A4D
secondary
#874B31
accent
#723EEA
background
#F5F6F7
surface
#E9ECEE
border
#C5C7C9
text
#04070A
muted
#797A7C

Preview Lab

Preview with #0F3A4D

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

Preview Lab → · Contrast checker → · Palette generator →

#0F3A4D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva