#0F3D4A#0F3D4A

#0F3D4A is a dark, muted cyan. Relative luminance 0.039; OKLCH L 33.6% C 0.053 H 220.7°. Best body text is #FFFFFF at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#0F3D4A
RGB	rgb(15, 61, 74)
HSL	hsl(193, 66%, 17%)
HSV	hsv(193, 80%, 29%)
CMYK	cmyk(79.7%, 17.6%, 0%, 71%)
CIE-LAB	lab(23.45, -10.27, -12.38)
CIE-LCH	lch(23.45, 16.08, 230.34°)
OKLab	oklab(33.59% -0.0402 -0.0346)
OKLCH	oklch(33.59% 0.053 220.7)
XYZ	xyz(3.1013, 3.9331, 7.0730)
Luminance	0.0393 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3D4A #4A1C0F

analogous

#0F4A39 #0F3D4A #0F204A

triadic

#0F3D4A #4A0F3D #3D4A0F

tetradic

#0F3D4A #390F4A #4A1C0F #204A0F

square

#0F3D4A #390F4A #4A1C0F #204A0F

split-complementary

#0F3D4A #4A0F20 #4A390F

monochromatic

#051519 #051519 #0F3D4A #19677D #2491B0

Accessibility & contrast

On white

11.75

#0F3D4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#0F3D4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3D4A

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3D4A	#FFFFFF	#000000	##FFFFFF
##0F3D4A	1.00	11.75	1.79	11.75
#FFFFFF	11.75	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353B4B

Deuteranopia (green-blind)

#2D354A

Tritanopia (blue-blind)

#004141

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #0f3d4a;
/* rgb */ color: rgb(15, 61, 74);
/* oklch */ color: oklch(33.6% 0.053 220.7);

Tailwind

colors: {
  custom: {
    50: '#57727c',
    500: '#0f3d4a',
    950: '#000000',
  },
}

SCSS

$custom: #0f3d4a;
$custom-light: #57727c;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3d4a",
  "rgb": {
    "r": 15,
    "g": 61,
    "b": 74
  },
  "hsl": {
    "h": 193.22,
    "s": 66.292,
    "l": 17.451
  },
  "oklch": {
    "l": 0.33591,
    "c": 0.05305,
    "h": 220.7
  },
  "luminance": 0.03933
}

Semantic roles & 50–950 ramp

primary

#0F3D4A

secondary

#844330

accent

#643FE9

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #0F3D4A

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

Preview Lab → · Contrast checker → · Palette generator →