#040E11#040E11

#040E11 is a very dark, near-neutral cyan. Relative luminance 0.004; OKLCH L 15.5% C 0.018 H 216.5°. Best body text is #FFFFFF at 19.52:1 contrast (WCAG AA passes).

Color values

HEX	#040E11
RGB	rgb(4, 14, 17)
HSL	hsl(194, 62%, 4%)
HSV	hsv(194, 76%, 7%)
CMYK	cmyk(76.5%, 17.6%, 0%, 93.3%)
CIE-LAB	lab(3.44, -2.18, -2.48)
CIE-LCH	lch(3.44, 3.30, 228.65°)
OKLab	oklab(15.45% -0.0144 -0.0107)
OKLCH	oklch(15.45% 0.018 216.5)
XYZ	xyz(0.3082, 0.3803, 0.5874)
Luminance	0.0038 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040E11 #110704

analogous

#04110E #040E11 #040811

triadic

#040E11 #11040E #0E1104

tetradic

#040E11 #0E0411 #110704 #081104

square

#040E11 #0E0411 #110704 #081104

split-complementary

#040E11 #110408 #110E04

monochromatic

#061419 #061419 #061419 #103743 #1B6074

Accessibility & contrast

On white

19.52

#040E11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#040E11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040E11

19.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040E11	#FFFFFF	#000000	##FFFFFF
##040E11	1.00	19.52	1.08	19.52
#FFFFFF	19.52	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C0D11

Deuteranopia (green-blind)

#0A0C11

Tritanopia (blue-blind)

#010F0F

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #040e11;
/* rgb */ color: rgb(4, 14, 17);
/* oklch */ color: oklch(15.5% 0.018 216.5);

Tailwind

colors: {
  custom: {
    50: '#484d4f',
    500: '#040e11',
    950: '#000000',
  },
}

SCSS

$custom: #040e11;
$custom-light: #484d4f;
$custom-dark: #000000;

JSON

{
  "hex": "#040e11",
  "rgb": {
    "r": 4,
    "g": 14,
    "b": 17
  },
  "hsl": {
    "h": 193.846,
    "s": 61.905,
    "l": 4.118
  },
  "oklch": {
    "l": 0.15451,
    "c": 0.01792,
    "h": 216.5
  },
  "luminance": 0.0038
}

Semantic roles & 50–950 ramp

primary

#040E11

secondary

#512B20

accent

#6843E5

background

#F4F4F4

surface

#E6E7E7

border

#C2C3C3

text

#000101

muted

#777777

Preview Lab

Preview with #040E11

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

Preview Lab → · Contrast checker → · Palette generator →