#010C2C#010C2C

#010C2C is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 16.9% C 0.068 H 261.8°. Best body text is #FFFFFF at 19.26:1 contrast (WCAG AA passes).

Color values

HEX	#010C2C
RGB	rgb(1, 12, 44)
HSL	hsl(225, 96%, 9%)
HSV	hsv(225, 98%, 17%)
CMYK	cmyk(97.7%, 72.7%, 0%, 82.7%)
CIE-LAB	lab(4.08, 6.95, -21.76)
CIE-LCH	lch(4.08, 22.84, 287.70°)
OKLab	oklab(16.87% -0.0098 -0.0675)
OKLCH	oklch(16.87% 0.068 261.8)
XYZ	xyz(0.5984, 0.4512, 2.4379)
Luminance	0.0045 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.46

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010C2C #2C2101

analogous

#01222C #010C2C #0C012C

triadic

#010C2C #2C010C #0C2C01

tetradic

#010C2C #2C0122 #2C2101 #012C0C

square

#010C2C #2C0122 #2C2101 #012C0C

split-complementary

#010C2C #2C0C01 #222C01

monochromatic

#01081E #01081E #010C2C #021C68 #042DA4

Accessibility & contrast

On white

19.26

#010C2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#010C2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010C2C

19.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010C2C	#FFFFFF	#000000	##FFFFFF
##010C2C	1.00	19.26	1.09	19.26
#FFFFFF	19.26	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00112D

Deuteranopia (green-blind)

#000C2B

Tritanopia (blue-blind)

#00141A

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #010c2c;
/* rgb */ color: rgb(1, 12, 44);
/* oklch */ color: oklch(16.9% 0.068 261.8);

Tailwind

colors: {
  custom: {
    50: '#484c65',
    500: '#010c2c',
    950: '#000000',
  },
}

SCSS

$custom: #010c2c;
$custom-light: #484c65;
$custom-dark: #000000;

JSON

{
  "hex": "#010c2c",
  "rgb": {
    "r": 1,
    "g": 12,
    "b": 44
  },
  "hsl": {
    "h": 224.651,
    "s": 95.556,
    "l": 8.824
  },
  "oklch": {
    "l": 0.1687,
    "c": 0.06822,
    "h": 261.8
  },
  "luminance": 0.00451
}

Semantic roles & 50–950 ramp

primary

#010C2C

secondary

#725B17

accent

#C829FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010105

muted

#77777A

Preview Lab

Preview with #010C2C

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

Preview Lab → · Contrast checker → · Palette generator →