#0F113B#0F113B

#0F113B is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.8% C 0.079 H 275.0°. Best body text is #FFFFFF at 18.05:1 contrast (WCAG AA passes).

Color values

HEX	#0F113B
RGB	rgb(15, 17, 59)
HSL	hsl(237, 59%, 15%)
HSV	hsv(237, 75%, 23%)
CMYK	cmyk(74.6%, 71.2%, 0%, 76.9%)
CIE-LAB	lab(7.39, 15.17, -27.42)
CIE-LCH	lch(7.39, 31.34, 298.96°)
OKLab	oklab(20.77% 0.0069 -0.0791)
OKLCH	oklch(20.77% 0.079 275)
XYZ	xyz(1.1866, 0.8181, 4.2322)
Luminance	0.0082 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Dark Navy

#000435

ΔE00 3.18

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F113B #3B390F

analogous

#0F273B #0F113B #230F3B

triadic

#0F113B #3B0F11 #113B0F

tetradic

#0F113B #3B0F27 #3B390F #0F3B23

square

#0F113B #3B0F27 #3B390F #0F3B23

split-complementary

#0F113B #3B230F #273B0F

monochromatic

#060718 #060718 #0F113B #1B1F6C #282D9D

Accessibility & contrast

On white

18.05

#0F113B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0F113B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F113B

18.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F113B	#FFFFFF	#000000	##FFFFFF
##0F113B	1.00	18.05	1.16	18.05
#FFFFFF	18.05	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183C

Deuteranopia (green-blind)

#00143A

Tritanopia (blue-blind)

#001C23

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #0f113b;
/* rgb */ color: rgb(15, 17, 59);
/* oklch */ color: oklch(20.8% 0.079 275.0);

Tailwind

colors: {
  custom: {
    50: '#544e71',
    500: '#0f113b',
    950: '#000000',
  },
}

SCSS

$custom: #0f113b;
$custom-light: #544e71;
$custom-dark: #000000;

JSON

{
  "hex": "#0f113b",
  "rgb": {
    "r": 15,
    "g": 17,
    "b": 59
  },
  "hsl": {
    "h": 237.273,
    "s": 59.459,
    "l": 14.51
  },
  "oklch": {
    "l": 0.20765,
    "c": 0.07938,
    "h": 275
  },
  "luminance": 0.00818
}

Semantic roles & 50–950 ramp

primary

#0F113B

secondary

#757230

accent

#DB45E3

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030108

muted

#78777B

Preview Lab

Preview with #0F113B

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

Preview Lab → · Contrast checker → · Palette generator →