#0F4758#0F4758

#0F4758 is a dark, moderate cyan. Relative luminance 0.053; OKLCH L 37.1% C 0.062 H 223.1°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX#0F4758
RGBrgb(15, 71, 88)
HSLhsl(194, 71%, 20%)
HSVhsv(194, 83%, 35%)
CMYKcmyk(83%, 19.3%, 0%, 65.5%)
CIE-LABlab(27.61, -11.03, -15.15)
CIE-LCHlch(27.61, 18.75, 233.94°)
OKLaboklab(37.14% -0.0454 -0.0425)
OKLCHoklch(37.14% 0.062 223.1)
XYZxyz(4.2110, 5.3121, 10.0340)
Luminance0.0531 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0F4758 #58200F
analogous
#0F5845 #0F4758 #0F2258
triadic
#0F4758 #580F47 #47580F
tetradic
#0F4758 #450F58 #58200F #22580F
square
#0F4758 #450F58 #58200F #22580F
split-complementary
#0F4758 #580F22 #58450F
monochromatic
#04151A #061D24 #0F4758 #18718C #219BC1

Accessibility & contrast

On white

10.18
#0F4758 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.06
#0F4758 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4758
10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0F4758#FFFFFF#000000##FFFFFF
##0F47581.0010.182.0610.18
#FFFFFF10.181.0021.001.00
#0000002.0621.001.0021.00
##FFFFFF10.181.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3D4559
Deuteranopia (green-blind)
#343E58
Tritanopia (blue-blind)
#004C4D
Achromatopsia (no color)
#414141

Design tokens & code

CSS
--color: #0f4758;
/* rgb */ color: rgb(15, 71, 88);
/* oklch */ color: oklch(37.1% 0.062 223.1);
Tailwind
colors: {
  custom: {
    50: '#5b7a87',
    500: '#0f4758',
    950: '#000000',
  },
}
SCSS
$custom: #0f4758;
$custom-light: #5b7a87;
$custom-dark: #000000;
JSON
{
  "hex": "#0f4758",
  "rgb": {
    "r": 15,
    "g": 71,
    "b": 88
  },
  "hsl": {
    "h": 193.973,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.37137,
    "c": 0.06215,
    "h": 223.1
  },
  "luminance": 0.05313
}

Semantic roles & 50–950 ramp

primary
#0F4758
secondary
#924831
accent
#643AEE
background
#F5F7F8
surface
#E9EDEF
border
#C5C8CA
text
#04090B
muted
#797B7C

Preview Lab

Preview with #0F4758

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

Preview Lab → · Contrast checker → · Palette generator →

#0F4758 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva