#040E09#040E09

#040E09 is a very dark, muted teal. Relative luminance 0.004; OKLCH L 15.1% C 0.020 H 164.1°. Best body text is #FFFFFF at 19.59:1 contrast (WCAG AA passes).

Color values

HEX	#040E09
RGB	rgb(4, 14, 9)
HSL	hsl(150, 56%, 4%)
HSV	hsv(150, 71%, 5%)
CMYK	cmyk(71.4%, 0%, 35.7%, 94.5%)
CIE-LAB	lab(3.25, -3.50, 1.10)
CIE-LCH	lch(3.25, 3.67, 162.47°)
OKLab	oklab(15.07% -0.0195 0.0056)
OKLCH	oklch(15.07% 0.02 164.1)
XYZ	xyz(0.2564, 0.3596, 0.3143)
Luminance	0.0036 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040E09 #0E0409

analogous

#040E04 #040E09 #040E0E

triadic

#040E09 #09040E #0E0904

tetradic

#040E09 #04040E #0E0409 #0E0E04

square

#040E09 #04040E #0E0409 #0E0E04

split-complementary

#040E09 #0E040E #0E0404

monochromatic

#07180F #07180F #07180F #123E28 #1F6D46

Accessibility & contrast

On white

19.59

#040E09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#040E09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040E09

19.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040E09	#FFFFFF	#000000	##FFFFFF
##040E09	1.00	19.59	1.07	19.59
#FFFFFF	19.59	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E0D09

Deuteranopia (green-blind)

#0C0B09

Tritanopia (blue-blind)

#020E0D

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #040e09;
/* rgb */ color: rgb(4, 14, 9);
/* oklch */ color: oklch(15.1% 0.020 164.1);

Tailwind

colors: {
  custom: {
    50: '#484d4b',
    500: '#040e09',
    950: '#000000',
  },
}

SCSS

$custom: #040e09;
$custom-light: #484d4b;
$custom-dark: #000000;

JSON

{
  "hex": "#040e09",
  "rgb": {
    "r": 4,
    "g": 14,
    "b": 9
  },
  "hsl": {
    "h": 150,
    "s": 55.556,
    "l": 3.529
  },
  "oklch": {
    "l": 0.1507,
    "c": 0.02029,
    "h": 164.1
  },
  "luminance": 0.0036
}

Semantic roles & 50–950 ramp

primary

#040E09

secondary

#4C2237

accent

#4994DF

background

#F4F4F4

surface

#E6E7E7

border

#C2C3C3

text

#000101

muted

#777777

Preview Lab

Preview with #040E09

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

Preview Lab → · Contrast checker → · Palette generator →