#0F3D53#0F3D53

#0F3D53 is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.1% C 0.062 H 233.9°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#0F3D53
RGB	rgb(15, 61, 83)
HSL	hsl(199, 69%, 19%)
HSV	hsv(199, 82%, 33%)
CMYK	cmyk(81.9%, 26.5%, 0%, 67.5%)
CIE-LAB	lab(23.88, -6.72, -17.67)
CIE-LCH	lch(23.88, 18.90, 249.17°)
OKLab	oklab(34.08% -0.0363 -0.0498)
OKLCH	oklch(34.08% 0.062 233.9)
XYZ	xyz(3.4265, 4.0632, 8.7856)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3D53 #53250F

analogous

#0F5347 #0F3D53 #0F1B53

triadic

#0F3D53 #530F3D #3D530F

tetradic

#0F3D53 #470F53 #53250F #1B530F

square

#0F3D53 #470F53 #53250F #1B530F

split-complementary

#0F3D53 #530F1B #53470F

monochromatic

#05131A #06171F #0F3D53 #186387 #2289BB

Accessibility & contrast

On white

11.58

#0F3D53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#0F3D53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3D53

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3D53	#FFFFFF	#000000	##FFFFFF
##0F3D53	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323C54

Deuteranopia (green-blind)

#293653

Tritanopia (blue-blind)

#004344

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0f3d53;
/* rgb */ color: rgb(15, 61, 83);
/* oklch */ color: oklch(34.1% 0.062 233.9);

Tailwind

colors: {
  custom: {
    50: '#597283',
    500: '#0f3d53',
    950: '#000000',
  },
}

SCSS

$custom: #0f3d53;
$custom-light: #597283;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3d53",
  "rgb": {
    "r": 15,
    "g": 61,
    "b": 83
  },
  "hsl": {
    "h": 199.412,
    "s": 69.388,
    "l": 19.216
  },
  "oklch": {
    "l": 0.34078,
    "c": 0.06161,
    "h": 233.9
  },
  "luminance": 0.04064
}

Semantic roles & 50–950 ramp

primary

#0F3D53

secondary

#8D4F31

accent

#753CEC

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080A

muted

#797B7C

Preview Lab

Preview with #0F3D53

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

Preview Lab → · Contrast checker → · Palette generator →