#040F11#040F11

#040F11 is a very dark, near-neutral teal. Relative luminance 0.004; OKLCH L 15.8% C 0.018 H 208.8°. Best body text is #FFFFFF at 19.42:1 contrast (WCAG AA passes).

Color values

HEX	#040F11
RGB	rgb(4, 15, 17)
HSL	hsl(189, 62%, 4%)
HSV	hsv(189, 76%, 7%)
CMYK	cmyk(76.5%, 11.8%, 0%, 93.3%)
CIE-LAB	lab(3.68, -2.69, -2.12)
CIE-LCH	lch(3.68, 3.42, 218.16°)
OKLab	oklab(15.79% -0.0161 -0.0089)
OKLCH	oklch(15.79% 0.018 208.8)
XYZ	xyz(0.3220, 0.4079, 0.5920)
Luminance	0.0041 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040F11 #110604

analogous

#04110D #040F11 #040911

triadic

#040F11 #11040F #0F1104

tetradic

#040F11 #0D0411 #110604 #091104

square

#040F11 #0D0411 #110604 #091104

split-complementary

#040F11 #110409 #110D04

monochromatic

#061619 #061619 #061619 #103B43 #1B6674

Accessibility & contrast

On white

19.42

#040F11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#040F11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040F11

19.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040F11	#FFFFFF	#000000	##FFFFFF
##040F11	1.00	19.42	1.08	19.42
#FFFFFF	19.42	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D0E11

Deuteranopia (green-blind)

#0B0C11

Tritanopia (blue-blind)

#011010

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #040f11;
/* rgb */ color: rgb(4, 15, 17);
/* oklch */ color: oklch(15.8% 0.018 208.8);

Tailwind

colors: {
  custom: {
    50: '#484e4f',
    500: '#040f11',
    950: '#000000',
  },
}

SCSS

$custom: #040f11;
$custom-light: #484e4f;
$custom-dark: #000000;

JSON

{
  "hex": "#040f11",
  "rgb": {
    "r": 4,
    "g": 15,
    "b": 17
  },
  "hsl": {
    "h": 189.231,
    "s": 61.905,
    "l": 4.118
  },
  "oklch": {
    "l": 0.15793,
    "c": 0.01837,
    "h": 208.8
  },
  "luminance": 0.00408
}

Semantic roles & 50–950 ramp

primary

#040F11

secondary

#512720

accent

#5C43E5

background

#F4F4F4

surface

#E6E7E7

border

#C2C3C3

text

#000101

muted

#777777

Preview Lab

Preview with #040F11

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

Preview Lab → · Contrast checker → · Palette generator →