#040D0E
Closest named color: Almost Black (#070D0D). oklch(14.9% 0.016 203.4), rgb(4, 13, 14).
Aa
White text reads best on this color (19.64:1).
About this color
#040D0E is a very dark close to neutral grey. In OKLCH its lightness is 15%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.007 away. White text reads best on it, at 19.64:1.
| Hue family | Neutrals |
| Lightness | very dark (15%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.06:1 |
| White text | 19.64:1 |
Values
| HEX | #040D0E |
| RGB | rgb(4, 13, 14) |
| HSL | hsl(186, 56%, 4%) |
| OKLCH | oklch(14.9% 0.016 203.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #040D0E | 19.64:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #040D0E | 1.06:1 | Fails | Lc 0.0 | Not readable |
| #040D0E text on white | 19.64:1 | AAA | Lc 105.7 | Preferred for body text |
| #040D0E text on black | 1.06:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D2DBDC
oklch(88.5% 0.01 204.9)
-
Step 300
300
#B3C4C6
oklch(80.8% 0.019 205.3)
-
Step 400
400
#8CA6A9
oklch(70.6% 0.029 205.1)
-
Step 500
500
#6F9194
oklch(63.2% 0.038 203)
-
Step 600
600
#567B7E
oklch(55.6% 0.042 202.4)
-
Step 700
700
#46676B
oklch(49% 0.039 205.5)
-
Step 800
800
#3A5457
oklch(42.6% 0.032 205)
-
Step 900
900
#324648
oklch(37.8% 0.025 203.8)
-
Step 950
950 (this color)
#040D0E
oklch(14.9% 0.016 203.4)
#040D0E with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #0C0C0E | 0.017 |
| Deuteranopia (no green cones) | #0A0B0E | 0.015 |
| Tritanopia (no blue cones) | #010E0D | 0.009 |
| Achromatopsia (no color) | #0B0B0B | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #040D0E
#040D0E
oklch(14.9% 0.016 203.4)
- #110808
#110808
oklch(14.8% 0.017 19.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #040D0E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.007
- Rich Navy #001219 ΔE 0.026
- Very Dark Brown #1D0200 ΔE 0.069
- Rich Black #0D1B2A ΔE 0.074
- Dark Navy Blue #00022E ΔE 0.083
- Midnight #03012D ΔE 0.083
- Dark Navy #000435 ΔE 0.089
- Very Dark Blue #000133 ΔE 0.092
Use #040D0E in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.