#000F28#000F28

#000F28 is a very dark, muted blue. Relative luminance 0.005; OKLCH L 17.2% C 0.058 H 255.5°. Best body text is #FFFFFF at 19.11:1 contrast (WCAG AA passes).

Color values

HEX	#000F28
RGB	rgb(0, 15, 40)
HSL	hsl(218, 100%, 8%)
HSV	hsv(218, 100%, 16%)
CMYK	cmyk(100%, 62.5%, 0%, 84.3%)
CIE-LAB	lab(4.47, 3.42, -18.12)
CIE-LCH	lch(4.47, 18.43, 280.68°)
OKLab	oklab(17.18% -0.0144 -0.0557)
OKLCH	oklch(17.18% 0.058 255.5)
XYZ	xyz(0.5537, 0.4948, 2.0734)
Luminance	0.0050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.73

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#000F28 #281900

analogous

#002328 #000F28 #050028

triadic

#000F28 #28000F #0F2800

tetradic

#000F28 #280023 #281900 #002805

square

#000F28 #280023 #281900 #002805

split-complementary

#000F28 #280500 #232800

monochromatic

#000B1F #000B1F #000F28 #002665 #003DA2

Accessibility & contrast

On white

19.11

#000F28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#000F28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #000F28

19.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##000F28	#FFFFFF	#000000	##FFFFFF
##000F28	1.00	19.11	1.10	19.11
#FFFFFF	19.11	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#021229

Deuteranopia (green-blind)

#000E28

Tritanopia (blue-blind)

#001519

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #000f28;
/* rgb */ color: rgb(0, 15, 40);
/* oklch */ color: oklch(17.2% 0.058 255.5);

Tailwind

colors: {
  custom: {
    50: '#474e62',
    500: '#000f28',
    950: '#000000',
  },
}

SCSS

$custom: #000f28;
$custom-light: #474e62;
$custom-dark: #000000;

JSON

{
  "hex": "#000f28",
  "rgb": {
    "r": 0,
    "g": 15,
    "b": 40
  },
  "hsl": {
    "h": 217.5,
    "s": 100,
    "l": 7.843
  },
  "oklch": {
    "l": 0.17176,
    "c": 0.05758,
    "h": 255.5
  },
  "luminance": 0.00495
}

Semantic roles & 50–950 ramp

primary

#000F28

secondary

#704D14

accent

#AF29FF

background

#F4F4F5

surface

#E6E7EA

border

#C2C3C6

text

#000105

muted

#777779

Preview Lab

Preview with #000F28

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

Preview Lab → · Contrast checker → · Palette generator →