#010C2A#010C2A

#010C2A is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.6% C 0.065 H 261.2°. Best body text is #FFFFFF at 19.31:1 contrast (WCAG AA passes).

Color values

HEX	#010C2A
RGB	rgb(1, 12, 42)
HSL	hsl(224, 95%, 8%)
HSV	hsv(224, 98%, 16%)
CMYK	cmyk(97.6%, 71.4%, 0%, 83.5%)
CIE-LAB	lab(3.94, 6.02, -20.46)
CIE-LCH	lch(3.94, 21.32, 286.39°)
OKLab	oklab(16.65% -0.0099 -0.0641)
OKLCH	oklch(16.65% 0.065 261.2)
XYZ	xyz(0.5618, 0.4365, 2.2447)
Luminance	0.0044 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.10

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010C2A #2A1F01

analogous

#01202A #010C2A #0A012A

triadic

#010C2A #2A010C #0C2A01

tetradic

#010C2A #2A0120 #2A1F01 #012A0A

square

#010C2A #2A0120 #2A1F01 #012A0A

split-complementary

#010C2A #2A0A01 #202A01

monochromatic

#01091E #01091E #010C2A #021D66 #042EA2

Accessibility & contrast

On white

19.31

#010C2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#010C2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010C2A

19.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010C2A	#FFFFFF	#000000	##FFFFFF
##010C2A	1.00	19.31	1.09	19.31
#FFFFFF	19.31	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00102B

Deuteranopia (green-blind)

#000C29

Tritanopia (blue-blind)

#001419

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #010c2a;
/* rgb */ color: rgb(1, 12, 42);
/* oklch */ color: oklch(16.6% 0.065 261.2);

Tailwind

colors: {
  custom: {
    50: '#484c63',
    500: '#010c2a',
    950: '#000000',
  },
}

SCSS

$custom: #010c2a;
$custom-light: #484c63;
$custom-dark: #000000;

JSON

{
  "hex": "#010c2a",
  "rgb": {
    "r": 1,
    "g": 12,
    "b": 42
  },
  "hsl": {
    "h": 223.902,
    "s": 95.349,
    "l": 8.431
  },
  "oklch": {
    "l": 0.16647,
    "c": 0.06485,
    "h": 261.2
  },
  "luminance": 0.00437
}

Semantic roles & 50–950 ramp

primary

#010C2A

secondary

#705816

accent

#C629FF

background

#F4F4F5

surface

#E6E7EA

border

#C2C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #010C2A

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

Preview Lab → · Contrast checker → · Palette generator →