#0F3166#0F3166

#0F3166 is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.2% C 0.101 H 259.3°. Best body text is #FFFFFF at 12.72:1 contrast (WCAG AA passes).

Color values

HEX	#0F3166
RGB	rgb(15, 49, 102)
HSL	hsl(217, 74%, 23%)
HSV	hsv(217, 85%, 40%)
CMYK	cmyk(85.3%, 52%, 0%, 60%)
CIE-LAB	lab(21.05, 9.67, -34.62)
CIE-LCH	lch(21.05, 35.94, 285.60°)
OKLab	oklab(32.24% -0.0188 -0.0996)
OKLCH	oklch(32.24% 0.101 259.3)
XYZ	xyz(3.6927, 3.2570, 13.0018)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3166 #66440F

analogous

#0F5C66 #0F3166 #190F66

triadic

#0F3166 #660F31 #31660F

tetradic

#0F3166 #660F5C #66440F #0F6619

square

#0F3166 #660F5C #66440F #0F6619

split-complementary

#0F3166 #66190F #5C660F

monochromatic

#040D1B #071731 #0F3166 #174B9B #1F64D1

Accessibility & contrast

On white

12.72

#0F3166 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#0F3166 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3166

12.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3166	#FFFFFF	#000000	##FFFFFF
##0F3166	1.00	12.72	1.65	12.72
#FFFFFF	12.72	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#123768

Deuteranopia (green-blind)

#002F65

Tritanopia (blue-blind)

#003E46

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #0f3166;
/* rgb */ color: rgb(15, 49, 102);
/* oklch */ color: oklch(32.2% 0.101 259.3);

Tailwind

colors: {
  custom: {
    50: '#5e6892',
    500: '#0f3166',
    950: '#000000',
  },
}

SCSS

$custom: #0f3166;
$custom-light: #5e6892;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3166",
  "rgb": {
    "r": 15,
    "g": 49,
    "b": 102
  },
  "hsl": {
    "h": 216.552,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32242,
    "c": 0.10133,
    "h": 259.3
  },
  "luminance": 0.03257
}

Semantic roles & 50–950 ramp

primary

#0F3166

secondary

#9F7432

accent

#A837F1

background

#F5F6F9

surface

#EAEBF1

border

#C6C6CB

text

#05060D

muted

#797A7E

Preview Lab

Preview with #0F3166

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

Preview Lab → · Contrast checker → · Palette generator →