#0F3366#0F3366

#0F3366 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.7% C 0.099 H 258.0°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#0F3366
RGB	rgb(15, 51, 102)
HSL	hsl(215, 74%, 23%)
HSV	hsv(215, 85%, 40%)
CMYK	cmyk(85.3%, 50%, 0%, 60%)
CIE-LAB	lab(21.68, 8.22, -33.59)
CIE-LCH	lch(21.68, 34.58, 283.75°)
OKLab	oklab(32.73% -0.0205 -0.0965)
OKLCH	oklch(32.73% 0.099 258)
XYZ	xyz(3.7782, 3.4281, 13.0303)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3366 #66420F

analogous

#0F5E66 #0F3366 #160F66

triadic

#0F3366 #660F33 #33660F

tetradic

#0F3366 #660F5E #66420F #0F6616

square

#0F3366 #660F5E #66420F #0F6616

split-complementary

#0F3366 #66160F #5E660F

monochromatic

#040D1B #071831 #0F3366 #174E9B #1F68D1

Accessibility & contrast

On white

12.46

#0F3366 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#0F3366 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3366

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3366	#FFFFFF	#000000	##FFFFFF
##0F3366	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#173868

Deuteranopia (green-blind)

#003065

Tritanopia (blue-blind)

#003F47

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #0f3366;
/* rgb */ color: rgb(15, 51, 102);
/* oklch */ color: oklch(32.7% 0.099 258.0);

Tailwind

colors: {
  custom: {
    50: '#5e6a92',
    500: '#0f3366',
    950: '#000000',
  },
}

SCSS

$custom: #0f3366;
$custom-light: #5e6a92;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3366",
  "rgb": {
    "r": 15,
    "g": 51,
    "b": 102
  },
  "hsl": {
    "h": 215.172,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32733,
    "c": 0.09867,
    "h": 258
  },
  "luminance": 0.03429
}

Semantic roles & 50–950 ramp

primary

#0F3366

secondary

#9F7232

accent

#A437F1

background

#F5F6F9

surface

#EAEBF1

border

#C6C6CB

text

#05060D

muted

#797A7E

Preview Lab

Preview with #0F3366

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

Preview Lab → · Contrast checker → · Palette generator →