#0F3742#0F3742

#0F3742 is a dark, muted cyan. Relative luminance 0.032; OKLCH L 31.5% C 0.048 H 219.6°. Best body text is #FFFFFF at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#0F3742
RGB	rgb(15, 55, 66)
HSL	hsl(193, 63%, 16%)
HSV	hsv(193, 77%, 26%)
CMYK	cmyk(77.3%, 16.7%, 0%, 74.1%)
CIE-LAB	lab(20.93, -9.58, -10.89)
CIE-LCH	lch(20.93, 14.50, 228.66°)
OKLab	oklab(31.45% -0.0367 -0.0304)
OKLCH	oklch(31.45% 0.048 219.6)
XYZ	xyz(2.5462, 3.2270, 5.6419)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3742 #421A0F

analogous

#0F4233 #0F3742 #0F1D42

triadic

#0F3742 #420F37 #37420F

tetradic

#0F3742 #330F42 #421A0F #1D420F

square

#0F3742 #330F42 #421A0F #1D420F

split-complementary

#0F3742 #420F1D #42330F

monochromatic

#061519 #061519 #0F3742 #1A6174 #268AA6

Accessibility & contrast

On white

12.76

#0F3742 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#0F3742 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3742

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3742	#FFFFFF	#000000	##FFFFFF
##0F3742	1.00	12.76	1.65	12.76
#FFFFFF	12.76	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303543

Deuteranopia (green-blind)

#293042

Tritanopia (blue-blind)

#003B3A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0f3742;
/* rgb */ color: rgb(15, 55, 66);
/* oklch */ color: oklch(31.5% 0.048 219.6);

Tailwind

colors: {
  custom: {
    50: '#556d76',
    500: '#0f3742',
    950: '#000000',
  },
}

SCSS

$custom: #0f3742;
$custom-light: #556d76;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3742",
  "rgb": {
    "r": 15,
    "g": 55,
    "b": 66
  },
  "hsl": {
    "h": 192.941,
    "s": 62.963,
    "l": 15.882
  },
  "oklch": {
    "l": 0.31452,
    "c": 0.04763,
    "h": 219.6
  },
  "luminance": 0.03227
}

Semantic roles & 50–950 ramp

primary

#0F3742

secondary

#7C4130

accent

#6542E6

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #0F3742

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

Preview Lab → · Contrast checker → · Palette generator →