#0F3159#0F3159

#0F3159 is a dark, moderate cyan. Relative luminance 0.030; OKLCH L 31.2% C 0.082 H 254.7°. Best body text is #FFFFFF at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#0F3159
RGB	rgb(15, 49, 89)
HSL	hsl(212, 71%, 20%)
HSV	hsv(212, 83%, 35%)
CMYK	cmyk(83.1%, 44.9%, 0%, 65.1%)
CIE-LAB	lab(20.12, 4.02, -27.56)
CIE-LCH	lch(20.12, 27.85, 278.30°)
OKLab	oklab(31.23% -0.0215 -0.0788)
OKLCH	oklch(31.23% 0.082 254.7)
XYZ	xyz(3.0978, 3.0191, 9.8687)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3159 #59370F

analogous

#0F5659 #0F3159 #120F59

triadic

#0F3159 #590F31 #31590F

tetradic

#0F3159 #590F56 #59370F #0F5912

square

#0F3159 #590F56 #59370F #0F5912

split-complementary

#0F3159 #59120F #56590F

monochromatic

#040E1A #061425 #0F3159 #184E8D #216BC2

Accessibility & contrast

On white

13.09

#0F3159 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#0F3159 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3159

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3159	#FFFFFF	#000000	##FFFFFF
##0F3159	1.00	13.09	1.60	13.09
#FFFFFF	13.09	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D345B

Deuteranopia (green-blind)

#112D58

Tritanopia (blue-blind)

#003A40

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #0f3159;
/* rgb */ color: rgb(15, 49, 89);
/* oklch */ color: oklch(31.2% 0.082 254.7);

Tailwind

colors: {
  custom: {
    50: '#5a6888',
    500: '#0f3159',
    950: '#000000',
  },
}

SCSS

$custom: #0f3159;
$custom-light: #5a6888;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3159",
  "rgb": {
    "r": 15,
    "g": 49,
    "b": 89
  },
  "hsl": {
    "h": 212.432,
    "s": 71.154,
    "l": 20.392
  },
  "oklch": {
    "l": 0.3123,
    "c": 0.08171,
    "h": 254.7
  },
  "luminance": 0.03019
}

Semantic roles & 50–950 ramp

primary

#0F3159

secondary

#936631

accent

#9B3AEE

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060B

muted

#797A7C

Preview Lab

Preview with #0F3159

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

Preview Lab → · Contrast checker → · Palette generator →