#040B07#040B07

#040B07 is a very dark, near-neutral green. Relative luminance 0.003; OKLCH L 13.9% C 0.016 H 161.5°. Best body text is #FFFFFF at 19.89:1 contrast (WCAG AA passes).

Color values

HEX	#040B07
RGB	rgb(4, 11, 7)
HSL	hsl(146, 47%, 3%)
HSV	hsv(146, 64%, 4%)
CMYK	cmyk(63.6%, 0%, 36.4%, 95.7%)
CIE-LAB	lab(2.53, -2.40, 0.88)
CIE-LCH	lch(2.53, 2.55, 159.90°)
OKLab	oklab(13.9% -0.0156 0.0052)
OKLCH	oklch(13.9% 0.016 161.5)
XYZ	xyz(0.2081, 0.2805, 0.2441)
Luminance	0.0028 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040B07 #0B0408

analogous

#040B04 #040B07 #040B0A

triadic

#040B07 #07040B #0B0704

tetradic

#040B07 #04040B #0B0408 #0B0A04

square

#040B07 #04040B #0B0408 #0B0A04

split-complementary

#040B07 #0A040B #0B0404

monochromatic

#08160E #08160E #08160E #143824 #256540

Accessibility & contrast

On white

19.89

#040B07 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#040B07 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040B07

19.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040B07	#FFFFFF	#000000	##FFFFFF
##040B07	1.00	19.89	1.06	19.89
#FFFFFF	19.89	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B0A07

Deuteranopia (green-blind)

#090907

Tritanopia (blue-blind)

#030B0A

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #040b07;
/* rgb */ color: rgb(4, 11, 7);
/* oklch */ color: oklch(13.9% 0.016 161.5);

Tailwind

colors: {
  custom: {
    50: '#484c4a',
    500: '#040b07',
    950: '#000000',
  },
}

SCSS

$custom: #040b07;
$custom-light: #484c4a;
$custom-dark: #000000;

JSON

{
  "hex": "#040b07",
  "rgb": {
    "r": 4,
    "g": 11,
    "b": 7
  },
  "hsl": {
    "h": 145.714,
    "s": 46.667,
    "l": 2.941
  },
  "oklch": {
    "l": 0.13902,
    "c": 0.01642,
    "h": 161.5
  },
  "luminance": 0.0028
}

Semantic roles & 50–950 ramp

primary

#040B07

secondary

#472438

accent

#519DD6

background

#F4F4F4

surface

#E6E7E7

border

#C2C3C3

text

#000101

muted

#777777

Preview Lab

Preview with #040B07

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

Preview Lab → · Contrast checker → · Palette generator →