#040D12#040D12

#040D12 is a very dark, near-neutral cyan. Relative luminance 0.004; OKLCH L 15.2% C 0.019 H 230.1°. Best body text is #FFFFFF at 19.60:1 contrast (WCAG AA passes).

Color values

HEX	#040D12
RGB	rgb(4, 13, 18)
HSL	hsl(201, 64%, 4%)
HSV	hsv(201, 78%, 7%)
CMYK	cmyk(77.8%, 27.8%, 0%, 92.9%)
CIE-LAB	lab(3.23, -1.50, -3.38)
CIE-LCH	lch(3.23, 3.69, 246.11°)
OKLab	oklab(15.17% -0.0122 -0.0145)
OKLCH	oklch(15.17% 0.019 230.1)
XYZ	xyz(0.3031, 0.3573, 0.6251)
Luminance	0.0036 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040D12 #120904

analogous

#041210 #040D12 #040612

triadic

#040D12 #12040D #0D1204

tetradic

#040D12 #100412 #120904 #061204

square

#040D12 #100412 #120904 #061204

split-complementary

#040D12 #120406 #121004

monochromatic

#061219 #061219 #061219 #0F3144 #1A5576

Accessibility & contrast

On white

19.60

#040D12 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#040D12 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040D12

19.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040D12	#FFFFFF	#000000	##FFFFFF
##040D12	1.00	19.60	1.07	19.60
#FFFFFF	19.60	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A0D12

Deuteranopia (green-blind)

#080B12

Tritanopia (blue-blind)

#000E0F

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #040d12;
/* rgb */ color: rgb(4, 13, 18);
/* oklch */ color: oklch(15.2% 0.019 230.1);

Tailwind

colors: {
  custom: {
    50: '#484d50',
    500: '#040d12',
    950: '#000000',
  },
}

SCSS

$custom: #040d12;
$custom-light: #484d50;
$custom-dark: #000000;

JSON

{
  "hex": "#040d12",
  "rgb": {
    "r": 4,
    "g": 13,
    "b": 18
  },
  "hsl": {
    "h": 201.429,
    "s": 63.636,
    "l": 4.314
  },
  "oklch": {
    "l": 0.15171,
    "c": 0.01896,
    "h": 230.1
  },
  "luminance": 0.00357
}

Semantic roles & 50–950 ramp

primary

#040D12

secondary

#523220

accent

#7C41E7

background

#F4F4F4

surface

#E6E7E7

border

#C2C3C3

text

#000102

muted

#777778

Preview Lab

Preview with #040D12

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

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