#0F133A#0F133A

#0F133A is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.1% C 0.075 H 273.7°. Best body text is #FFFFFF at 17.88:1 contrast (WCAG AA passes).

Color values

HEX	#0F133A
RGB	rgb(15, 19, 58)
HSL	hsl(234, 59%, 14%)
HSV	hsv(234, 74%, 23%)
CMYK	cmyk(74.1%, 67.2%, 0%, 77.3%)
CIE-LAB	lab(7.88, 13.27, -25.90)
CIE-LCH	lch(7.88, 29.10, 297.12°)
OKLab	oklab(21.11% 0.0048 -0.0745)
OKLCH	oklch(21.11% 0.075 273.7)
XYZ	xyz(1.1933, 0.8727, 4.1077)
Luminance	0.0087 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F133A #3A360F

analogous

#0F293A #0F133A #210F3A

triadic

#0F133A #3A0F13 #133A0F

tetradic

#0F133A #3A0F29 #3A360F #0F3A21

square

#0F133A #3A0F29 #3A360F #0F3A21

split-complementary

#0F133A #3A210F #293A0F

monochromatic

#060818 #060818 #0F133A #1C236B #28339B

Accessibility & contrast

On white

17.88

#0F133A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#0F133A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F133A

17.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F133A	#FFFFFF	#000000	##FFFFFF
##0F133A	1.00	17.88	1.17	17.88
#FFFFFF	17.88	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00193B

Deuteranopia (green-blind)

#001539

Tritanopia (blue-blind)

#001C24

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #0f133a;
/* rgb */ color: rgb(15, 19, 58);
/* oklch */ color: oklch(21.1% 0.075 273.7);

Tailwind

colors: {
  custom: {
    50: '#535070',
    500: '#0f133a',
    950: '#000000',
  },
}

SCSS

$custom: #0f133a;
$custom-light: #535070;
$custom-dark: #000000;

JSON

{
  "hex": "#0f133a",
  "rgb": {
    "r": 15,
    "g": 19,
    "b": 58
  },
  "hsl": {
    "h": 234.419,
    "s": 58.904,
    "l": 14.314
  },
  "oklch": {
    "l": 0.21112,
    "c": 0.07467,
    "h": 273.7
  },
  "luminance": 0.00873
}

Semantic roles & 50–950 ramp

primary

#0F133A

secondary

#746E30

accent

#D446E2

background

#F5F4F6

surface

#E8E7EC

border

#C4C3C7

text

#030207

muted

#78787A

Preview Lab

Preview with #0F133A

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

Preview Lab → · Contrast checker → · Palette generator →