#0F374A#0F374A

#0F374A is a dark, muted cyan. Relative luminance 0.033; OKLCH L 31.9% C 0.055 H 233.1°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#0F374A
RGB	rgb(15, 55, 74)
HSL	hsl(199, 66%, 17%)
HSV	hsv(199, 80%, 29%)
CMYK	cmyk(79.7%, 25.7%, 0%, 71%)
CIE-LAB	lab(21.31, -6.43, -15.68)
CIE-LCH	lch(21.31, 16.95, 247.70°)
OKLab	oklab(31.88% -0.0331 -0.0441)
OKLCH	oklch(31.88% 0.055 233.1)
XYZ	xyz(2.7987, 3.3280, 6.9721)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F374A #4A220F

analogous

#0F4A3F #0F374A #0F1A4A

triadic

#0F374A #4A0F37 #374A0F

tetradic

#0F374A #3F0F4A #4A220F #1A4A0F

square

#0F374A #3F0F4A #4A220F #1A4A0F

split-complementary

#0F374A #4A0F1A #4A3F0F

monochromatic

#051319 #051319 #0F374A #195D7D #2483B0

Accessibility & contrast

On white

12.61

#0F374A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#0F374A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F374A

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F374A	#FFFFFF	#000000	##FFFFFF
##0F374A	1.00	12.61	1.67	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E364B

Deuteranopia (green-blind)

#26314A

Tritanopia (blue-blind)

#003C3D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #0f374a;
/* rgb */ color: rgb(15, 55, 74);
/* oklch */ color: oklch(31.9% 0.055 233.1);

Tailwind

colors: {
  custom: {
    50: '#576d7c',
    500: '#0f374a',
    950: '#000000',
  },
}

SCSS

$custom: #0f374a;
$custom-light: #576d7c;
$custom-dark: #000000;

JSON

{
  "hex": "#0f374a",
  "rgb": {
    "r": 15,
    "g": 55,
    "b": 74
  },
  "hsl": {
    "h": 199.322,
    "s": 66.292,
    "l": 17.451
  },
  "oklch": {
    "l": 0.31883,
    "c": 0.05515,
    "h": 233.1
  },
  "luminance": 0.03328
}

Semantic roles & 50–950 ramp

primary

#0F374A

secondary

#844B30

accent

#763FE9

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030709

muted

#787A7B

Preview Lab

Preview with #0F374A

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

Preview Lab → · Contrast checker → · Palette generator →