#0F4A5B#0F4A5B

#0F4A5B is a dark, moderate cyan. Relative luminance 0.058; OKLCH L 38.1% C 0.064 H 222.1°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX#0F4A5B
RGBrgb(15, 74, 91)
HSLhsl(193, 72%, 21%)
HSVhsv(193, 84%, 36%)
CMYKcmyk(83.5%, 18.7%, 0%, 64.3%)
CIE-LABlab(28.78, -11.70, -15.27)
CIE-LCHlch(28.78, 19.24, 232.54°)
OKLaboklab(38.13% -0.0474 -0.0428)
OKLCHoklch(38.13% 0.064 222.1)
XYZxyz(4.5333, 5.7539, 10.7672)
Luminance0.0575 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0F4A5B #5B200F
analogous
#0F5B46 #0F4A5B #0F245B
triadic
#0F4A5B #5B0F4A #4A5B0F
tetradic
#0F4A5B #460F5B #5B200F #245B0F
square
#0F4A5B #460F5B #5B200F #245B0F
split-complementary
#0F4A5B #5B0F24 #5B460F
monochromatic
#04151A #061F26 #0F4A5B #187590 #209FC4

Accessibility & contrast

On white

9.76
#0F4A5B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.15
#0F4A5B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4A5B
9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0F4A5B#FFFFFF#000000##FFFFFF
##0F4A5B1.009.762.159.76
#FFFFFF9.761.0021.001.00
#0000002.1521.001.0021.00
##FFFFFF9.761.0021.001.00

Color blindness preview

Protanopia (red-blind)
#40485C
Deuteranopia (green-blind)
#36415B
Tritanopia (blue-blind)
#004F4F
Achromatopsia (no color)
#444444

Design tokens & code

CSS
--color: #0f4a5b;
/* rgb */ color: rgb(15, 74, 91);
/* oklch */ color: oklch(38.1% 0.064 222.1);
Tailwind
colors: {
  custom: {
    50: '#5c7c89',
    500: '#0f4a5b',
    950: '#000000',
  },
}
SCSS
$custom: #0f4a5b;
$custom-light: #5c7c89;
$custom-dark: #000000;
JSON
{
  "hex": "#0f4a5b",
  "rgb": {
    "r": 15,
    "g": 74,
    "b": 91
  },
  "hsl": {
    "h": 193.421,
    "s": 71.698,
    "l": 20.784
  },
  "oklch": {
    "l": 0.38126,
    "c": 0.06384,
    "h": 222.1
  },
  "luminance": 0.05754
}

Semantic roles & 50–950 ramp

primary
#0F4A5B
secondary
#954731
accent
#6239EE
background
#F5F7F8
surface
#E9EEF0
border
#C5C9CB
text
#05090B
muted
#797B7C

Preview Lab

Preview with #0F4A5B

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

Preview Lab → · Contrast checker → · Palette generator →

#0F4A5B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva