#0F3741#0F3741

#0F3741 is a dark, muted cyan. Relative luminance 0.032; OKLCH L 31.4% C 0.047 H 217.6°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#0F3741
RGB	rgb(15, 55, 65)
HSL	hsl(192, 63%, 16%)
HSV	hsv(192, 77%, 25%)
CMYK	cmyk(76.9%, 15.4%, 0%, 74.5%)
CIE-LAB	lab(20.89, -9.96, -10.28)
CIE-LCH	lch(20.89, 14.31, 225.91°)
OKLab	oklab(31.4% -0.0372 -0.0286)
OKLCH	oklch(31.4% 0.047 217.6)
XYZ	xyz(2.5169, 3.2153, 5.4880)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3741 #41190F

analogous

#0F4132 #0F3741 #0F1E41

triadic

#0F3741 #410F37 #37410F

tetradic

#0F3741 #320F41 #41190F #1E410F

square

#0F3741 #320F41 #41190F #1E410F

split-complementary

#0F3741 #410F1E #41320F

monochromatic

#061519 #061519 #0F3741 #1A6173 #268BA4

Accessibility & contrast

On white

12.78

#0F3741 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#0F3741 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3741

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3741	#FFFFFF	#000000	##FFFFFF
##0F3741	1.00	12.78	1.64	12.78
#FFFFFF	12.78	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303542

Deuteranopia (green-blind)

#293041

Tritanopia (blue-blind)

#003A3A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0f3741;
/* rgb */ color: rgb(15, 55, 65);
/* oklch */ color: oklch(31.4% 0.047 217.6);

Tailwind

colors: {
  custom: {
    50: '#556d75',
    500: '#0f3741',
    950: '#000000',
  },
}

SCSS

$custom: #0f3741;
$custom-light: #556d75;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3741",
  "rgb": {
    "r": 15,
    "g": 55,
    "b": 65
  },
  "hsl": {
    "h": 192,
    "s": 62.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.31401,
    "c": 0.04692,
    "h": 217.6
  },
  "luminance": 0.03216
}

Semantic roles & 50–950 ramp

primary

#0F3741

secondary

#7B3F30

accent

#6342E6

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #0F3741

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

Preview Lab → · Contrast checker → · Palette generator →