#0F3943#0F3943

#0F3943 is a dark, muted cyan. Relative luminance 0.034; OKLCH L 32.1% C 0.048 H 216.8°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#0F3943
RGB	rgb(15, 57, 67)
HSL	hsl(192, 63%, 16%)
HSV	hsv(192, 78%, 26%)
CMYK	cmyk(77.6%, 14.9%, 0%, 73.7%)
CIE-LAB	lab(21.70, -10.45, -10.39)
CIE-LCH	lch(21.70, 14.73, 224.82°)
OKLab	oklab(32.08% -0.0387 -0.0289)
OKLCH	oklch(32.08% 0.048 216.8)
XYZ	xyz(2.6728, 3.4328, 5.8308)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3943 #43190F

analogous

#0F4333 #0F3943 #0F1F43

triadic

#0F3943 #430F39 #39430F

tetradic

#0F3943 #330F43 #43190F #1F430F

square

#0F3943 #330F43 #43190F #1F430F

split-complementary

#0F3943 #430F1F #43330F

monochromatic

#061519 #061519 #0F3943 #1A6475 #258EA7

Accessibility & contrast

On white

12.45

#0F3943 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#0F3943 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3943

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3943	#FFFFFF	#000000	##FFFFFF
##0F3943	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323744

Deuteranopia (green-blind)

#2B3243

Tritanopia (blue-blind)

#003D3C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #0f3943;
/* rgb */ color: rgb(15, 57, 67);
/* oklch */ color: oklch(32.1% 0.048 216.8);

Tailwind

colors: {
  custom: {
    50: '#566f77',
    500: '#0f3943',
    950: '#000000',
  },
}

SCSS

$custom: #0f3943;
$custom-light: #566f77;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3943",
  "rgb": {
    "r": 15,
    "g": 57,
    "b": 67
  },
  "hsl": {
    "h": 191.538,
    "s": 63.415,
    "l": 16.078
  },
  "oklch": {
    "l": 0.32084,
    "c": 0.04831,
    "h": 216.8
  },
  "luminance": 0.03433
}

Semantic roles & 50–950 ramp

primary

#0F3943

secondary

#7D3F30

accent

#6141E6

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #0F3943

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

Preview Lab → · Contrast checker → · Palette generator →