#040407#040407

#040407 is a very dark, near-neutral blue. Relative luminance 0.001; OKLCH L 10.9% C 0.010 H 284.6°. Best body text is #FFFFFF at 20.48:1 contrast (WCAG AA passes).

Color values

HEX	#040407
RGB	rgb(4, 4, 7)
HSL	hsl(240, 27%, 2%)
HSV	hsv(240, 43%, 3%)
CMYK	cmyk(42.9%, 42.9%, 0%, 97.3%)
CIE-LAB	lab(1.16, 0.42, -1.13)
CIE-LCH	lch(1.16, 1.21, 290.11°)
OKLab	oklab(10.91% 0.0025 -0.0097)
OKLCH	oklch(10.91% 0.01 284.6)
XYZ	xyz(0.1318, 0.1280, 0.2187)
Luminance	0.0013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040407 #070704

analogous

#040607 #040407 #060407

triadic

#040407 #070404 #040704

tetradic

#040407 #070406 #070704 #040706

square

#040407 #070406 #070704 #040706

split-complementary

#040407 #070604 #060704

monochromatic

#0B0B13 #0B0B13 #0B0B13 #1A1A2E #313155

Accessibility & contrast

On white

20.48

#040407 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.03

#040407 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040407

20.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040407	#FFFFFF	#000000	##FFFFFF
##040407	1.00	20.48	1.03	20.48
#FFFFFF	20.48	1.00	21.00	1.00
#000000	1.03	21.00	1.00	21.00
##FFFFFF	20.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#030407

Deuteranopia (green-blind)

#030407

Tritanopia (blue-blind)

#030405

Achromatopsia (no color)

#040404

Design tokens & code

CSS

--color: #040407;
/* rgb */ color: rgb(4, 4, 7);
/* oklch */ color: oklch(10.9% 0.010 284.6);

Tailwind

colors: {
  custom: {
    50: '#48484a',
    500: '#040407',
    950: '#000000',
  },
}

SCSS

$custom: #040407;
$custom-light: #48484a;
$custom-dark: #000000;

JSON

{
  "hex": "#040407",
  "rgb": {
    "r": 4,
    "g": 4,
    "b": 7
  },
  "hsl": {
    "h": 240,
    "s": 27.273,
    "l": 2.157
  },
  "oklch": {
    "l": 0.10912,
    "c": 0.00998,
    "h": 284.6
  },
  "luminance": 0.00128
}

Semantic roles & 50–950 ramp

primary

#040407

secondary

#3D3D2A

accent

#C464C4

background

#F4F4F4

surface

#E6E6E7

border

#C2C2C3

text

#000001

muted

#777777

Preview Lab

Preview with #040407

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

Preview Lab → · Contrast checker → · Palette generator →