#0F143B#0F143B

#0F143B is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.4% C 0.075 H 272.9°. Best body text is #FFFFFF at 17.74:1 contrast (WCAG AA passes).

Color values

HEX	#0F143B
RGB	rgb(15, 20, 59)
HSL	hsl(233, 59%, 15%)
HSV	hsv(233, 75%, 23%)
CMYK	cmyk(74.6%, 66.1%, 0%, 76.9%)
CIE-LAB	lab(8.28, 12.91, -25.97)
CIE-LCH	lch(8.28, 29.00, 296.44°)
OKLab	oklab(21.44% 0.0037 -0.0747)
OKLCH	oklch(21.44% 0.075 272.9)
XYZ	xyz(1.2363, 0.9175, 4.2488)
Luminance	0.0092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F143B #3B360F

analogous

#0F2A3B #0F143B #200F3B

triadic

#0F143B #3B0F14 #143B0F

tetradic

#0F143B #3B0F2A #3B360F #0F3B20

square

#0F143B #3B0F2A #3B360F #0F3B20

split-complementary

#0F143B #3B200F #2A3B0F

monochromatic

#060818 #060818 #0F143B #1B256C #28359D

Accessibility & contrast

On white

17.74

#0F143B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#0F143B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F143B

17.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F143B	#FFFFFF	#000000	##FFFFFF
##0F143B	1.00	17.74	1.18	17.74
#FFFFFF	17.74	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3C

Deuteranopia (green-blind)

#00163A

Tritanopia (blue-blind)

#001D25

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #0f143b;
/* rgb */ color: rgb(15, 20, 59);
/* oklch */ color: oklch(21.4% 0.075 272.9);

Tailwind

colors: {
  custom: {
    50: '#545171',
    500: '#0f143b',
    950: '#000000',
  },
}

SCSS

$custom: #0f143b;
$custom-light: #545171;
$custom-dark: #000000;

JSON

{
  "hex": "#0f143b",
  "rgb": {
    "r": 15,
    "g": 20,
    "b": 59
  },
  "hsl": {
    "h": 233.182,
    "s": 59.459,
    "l": 14.51
  },
  "oklch": {
    "l": 0.2144,
    "c": 0.07478,
    "h": 272.9
  },
  "luminance": 0.00918
}

Semantic roles & 50–950 ramp

primary

#0F143B

secondary

#756E30

accent

#D145E3

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030208

muted

#78787B

Preview Lab

Preview with #0F143B

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

Preview Lab → · Contrast checker → · Palette generator →