#0F335B#0F335B

#0F335B is a dark, moderate cyan. Relative luminance 0.032; OKLCH L 31.9% C 0.082 H 253.8°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#0F335B
RGB	rgb(15, 51, 91)
HSL	hsl(212, 72%, 21%)
HSV	hsv(212, 84%, 36%)
CMYK	cmyk(83.5%, 44%, 0%, 64.3%)
CIE-LAB	lab(20.92, 3.45, -27.61)
CIE-LCH	lch(20.92, 27.82, 277.13°)
OKLab	oklab(31.9% -0.023 -0.0789)
OKLCH	oklch(31.9% 0.082 253.8)
XYZ	xyz(3.2684, 3.2242, 10.3456)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F335B #5B370F

analogous

#0F595B #0F335B #110F5B

triadic

#0F335B #5B0F33 #335B0F

tetradic

#0F335B #5B0F59 #5B370F #0F5B11

square

#0F335B #5B0F59 #5B370F #0F5B11

split-complementary

#0F335B #5B110F #595B0F

monochromatic

#040F1A #061626 #0F335B #185090 #206EC4

Accessibility & contrast

On white

12.77

#0F335B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#0F335B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F335B

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F335B	#FFFFFF	#000000	##FFFFFF
##0F335B	1.00	12.77	1.65	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#20365D

Deuteranopia (green-blind)

#132F5A

Tritanopia (blue-blind)

#003C42

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0f335b;
/* rgb */ color: rgb(15, 51, 91);
/* oklch */ color: oklch(31.9% 0.082 253.8);

Tailwind

colors: {
  custom: {
    50: '#5b6a8a',
    500: '#0f335b',
    950: '#000000',
  },
}

SCSS

$custom: #0f335b;
$custom-light: #5b6a8a;
$custom-dark: #000000;

JSON

{
  "hex": "#0f335b",
  "rgb": {
    "r": 15,
    "g": 51,
    "b": 91
  },
  "hsl": {
    "h": 211.579,
    "s": 71.698,
    "l": 20.784
  },
  "oklch": {
    "l": 0.31896,
    "c": 0.0822,
    "h": 253.8
  },
  "luminance": 0.03225
}

Semantic roles & 50–950 ramp

primary

#0F335B

secondary

#956631

accent

#9939EE

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060B

muted

#797A7C

Preview Lab

Preview with #0F335B

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

Preview Lab → · Contrast checker → · Palette generator →