#0F445A#0F445A

#0F445A is a dark, moderate cyan. Relative luminance 0.050; OKLCH L 36.4% C 0.065 H 230.7°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#0F445A
RGB	rgb(15, 68, 90)
HSL	hsl(198, 71%, 21%)
HSV	hsv(198, 83%, 35%)
CMYK	cmyk(83.3%, 24.4%, 0%, 64.7%)
CIE-LAB	lab(26.66, -8.40, -17.91)
CIE-LCH	lch(26.66, 19.78, 244.89°)
OKLab	oklab(36.41% -0.0412 -0.0504)
OKLCH	oklch(36.41% 0.065 230.7)
XYZ	xyz(4.1088, 4.9735, 10.4143)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F445A #5A250F

analogous

#0F5A4A #0F445A #0F1E5A

triadic

#0F445A #5A0F44 #445A0F

tetradic

#0F445A #4A0F5A #5A250F #1E5A0F

square

#0F445A #4A0F5A #5A250F #1E5A0F

split-complementary

#0F445A #5A0F1E #5A4A0F

monochromatic

#04141A #061C26 #0F445A #186C8E #2093C3

Accessibility & contrast

On white

10.53

#0F445A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#0F445A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F445A

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F445A	#FFFFFF	#000000	##FFFFFF
##0F445A	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39435B

Deuteranopia (green-blind)

#2F3C5A

Tritanopia (blue-blind)

#004A4B

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #0f445a;
/* rgb */ color: rgb(15, 68, 90);
/* oklch */ color: oklch(36.4% 0.065 230.7);

Tailwind

colors: {
  custom: {
    50: '#5b7788',
    500: '#0f445a',
    950: '#000000',
  },
}

SCSS

$custom: #0f445a;
$custom-light: #5b7788;
$custom-dark: #000000;

JSON

{
  "hex": "#0f445a",
  "rgb": {
    "r": 15,
    "g": 68,
    "b": 90
  },
  "hsl": {
    "h": 197.6,
    "s": 71.429,
    "l": 20.588
  },
  "oklch": {
    "l": 0.3641,
    "c": 0.06512,
    "h": 230.7
  },
  "luminance": 0.04974
}

Semantic roles & 50–950 ramp

primary

#0F445A

secondary

#944E31

accent

#6F3AEE

background

#F5F7F8

surface

#E9EDF0

border

#C5C8CB

text

#04080B

muted

#797B7C

Preview Lab

Preview with #0F445A

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

Preview Lab → · Contrast checker → · Palette generator →