#0F0F47#0F0F47

#0F0F47 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.7% C 0.101 H 274.1°. Best body text is #FFFFFF at 17.80:1 contrast (WCAG AA passes).

Color values

HEX	#0F0F47
RGB	rgb(15, 15, 71)
HSL	hsl(240, 65%, 17%)
HSV	hsv(240, 79%, 28%)
CMYK	cmyk(78.9%, 78.9%, 0%, 72.2%)
CIE-LAB	lab(8.11, 21.62, -34.76)
CIE-LCH	lch(8.11, 40.94, 301.88°)
OKLab	oklab(21.69% 0.0072 -0.1005)
OKLCH	oklch(21.69% 0.101 274.1)
XYZ	xyz(1.5048, 0.8980, 6.0540)
Luminance	0.0090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F0F47 #47470F

analogous

#0F2B47 #0F0F47 #2B0F47

triadic

#0F0F47 #470F0F #0F470F

tetradic

#0F0F47 #470F2B #47470F #0F472B

square

#0F0F47 #470F2B #47470F #0F472B

split-complementary

#0F0F47 #472B0F #2B470F

monochromatic

#050519 #050519 #0F0F47 #1A1A7A #2424AC

Accessibility & contrast

On white

17.80

#0F0F47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#0F0F47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F0F47

17.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F0F47	#FFFFFF	#000000	##FFFFFF
##0F0F47	1.00	17.80	1.18	17.80
#FFFFFF	17.80	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A49

Deuteranopia (green-blind)

#001546

Tritanopia (blue-blind)

#001F29

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #0f0f47;
/* rgb */ color: rgb(15, 15, 71);
/* oklch */ color: oklch(21.7% 0.101 274.1);

Tailwind

colors: {
  custom: {
    50: '#584d7b',
    500: '#0f0f47',
    950: '#000000',
  },
}

SCSS

$custom: #0f0f47;
$custom-light: #584d7b;
$custom-dark: #000000;

JSON

{
  "hex": "#0f0f47",
  "rgb": {
    "r": 15,
    "g": 15,
    "b": 71
  },
  "hsl": {
    "h": 240,
    "s": 65.116,
    "l": 16.863
  },
  "oklch": {
    "l": 0.21694,
    "c": 0.10076,
    "h": 274.1
  },
  "luminance": 0.00898
}

Semantic roles & 50–950 ramp

primary

#0F0F47

secondary

#818130

accent

#E840E8

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040109

muted

#79777B

Preview Lab

Preview with #0F0F47

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

Preview Lab → · Contrast checker → · Palette generator →