#0F123E#0F123E

#0F123E is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.3% C 0.083 H 274.0°. Best body text is #FFFFFF at 17.85:1 contrast (WCAG AA passes).

Color values

HEX	#0F123E
RGB	rgb(15, 18, 62)
HSL	hsl(236, 61%, 15%)
HSV	hsv(236, 76%, 24%)
CMYK	cmyk(75.8%, 71%, 0%, 75.7%)
CIE-LAB	lab(7.97, 15.73, -28.63)
CIE-LCH	lch(7.97, 32.67, 298.79°)
OKLab	oklab(21.29% 0.0058 -0.0825)
OKLCH	oklch(21.29% 0.083 274)
XYZ	xyz(1.2825, 0.8819, 4.6591)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F123E #3E3B0F

analogous

#0F2A3E #0F123E #230F3E

triadic

#0F123E #3E0F12 #123E0F

tetradic

#0F123E #3E0F2A #3E3B0F #0F3E23

square

#0F123E #3E0F2A #3E3B0F #0F3E23

split-complementary

#0F123E #3E230F #2A3E0F

monochromatic

#060719 #060719 #0F123E #1B206F #272FA1

Accessibility & contrast

On white

17.85

#0F123E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#0F123E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F123E

17.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F123E	#FFFFFF	#000000	##FFFFFF
##0F123E	1.00	17.85	1.18	17.85
#FFFFFF	17.85	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3F

Deuteranopia (green-blind)

#00153D

Tritanopia (blue-blind)

#001D25

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #0f123e;
/* rgb */ color: rgb(15, 18, 62);
/* oklch */ color: oklch(21.3% 0.083 274.0);

Tailwind

colors: {
  custom: {
    50: '#554f74',
    500: '#0f123e',
    950: '#000000',
  },
}

SCSS

$custom: #0f123e;
$custom-light: #554f74;
$custom-dark: #000000;

JSON

{
  "hex": "#0f123e",
  "rgb": {
    "r": 15,
    "g": 18,
    "b": 62
  },
  "hsl": {
    "h": 236.17,
    "s": 61.039,
    "l": 15.098
  },
  "oklch": {
    "l": 0.21293,
    "c": 0.08275,
    "h": 274
  },
  "luminance": 0.00882
}

Semantic roles & 50–950 ramp

primary

#0F123E

secondary

#787430

accent

#DA44E4

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #0F123E

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

Preview Lab → · Contrast checker → · Palette generator →