#0F4558#0F4558

#0F4558 is a dark, moderate cyan. Relative luminance 0.051; OKLCH L 36.6% C 0.063 H 226.5°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX#0F4558
RGBrgb(15, 69, 88)
HSLhsl(196, 71%, 20%)
HSVhsv(196, 83%, 35%)
CMYKcmyk(83%, 21.6%, 0%, 65.5%)
CIE-LABlab(26.91, -9.81, -16.23)
CIE-LCHlch(26.91, 18.96, 238.86°)
OKLaboklab(36.58% -0.0432 -0.0455)
OKLCHoklch(36.58% 0.063 226.5)
XYZxyz(4.0858, 5.0619, 9.9923)
Luminance0.0506 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0F4558 #58220F
analogous
#0F5846 #0F4558 #0F2158
triadic
#0F4558 #580F45 #45580F
tetradic
#0F4558 #460F58 #58220F #21580F
square
#0F4558 #460F58 #58220F #21580F
split-complementary
#0F4558 #580F21 #58460F
monochromatic
#04141A #061C24 #0F4558 #186E8C #2197C1

Accessibility & contrast

On white

10.44
#0F4558 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.01
#0F4558 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4558
10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0F4558#FFFFFF#000000##FFFFFF
##0F45581.0010.442.0110.44
#FFFFFF10.441.0021.001.00
#0000002.0121.001.0021.00
##FFFFFF10.441.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3B4459
Deuteranopia (green-blind)
#313D58
Tritanopia (blue-blind)
#004B4B
Achromatopsia (no color)
#404040

Design tokens & code

CSS
--color: #0f4558;
/* rgb */ color: rgb(15, 69, 88);
/* oklch */ color: oklch(36.6% 0.063 226.5);
Tailwind
colors: {
  custom: {
    50: '#5b7887',
    500: '#0f4558',
    950: '#000000',
  },
}
SCSS
$custom: #0f4558;
$custom-light: #5b7887;
$custom-dark: #000000;
JSON
{
  "hex": "#0f4558",
  "rgb": {
    "r": 15,
    "g": 69,
    "b": 88
  },
  "hsl": {
    "h": 195.616,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.36579,
    "c": 0.06276,
    "h": 226.5
  },
  "luminance": 0.05062
}

Semantic roles & 50–950 ramp

primary
#0F4558
secondary
#924A31
accent
#693AEE
background
#F5F7F8
surface
#E9EDEF
border
#C5C8CA
text
#04090B
muted
#797B7C

Preview Lab

Preview with #0F4558

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

Preview Lab → · Contrast checker → · Palette generator →

#0F4558 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva