#13040B
Closest named color: Very Dark Brown (#1D0200). oklch(14% 0.034 350), rgb(19, 4, 11).
Aa
White text reads best on this color (20.00:1).
About this color
#13040B is a very dark, muted red. In OKLCH its lightness is 14%, its chroma 0.034 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.040 away. White text reads best on it, at 20.00:1.
| Hue family | Reds |
| Lightness | very dark (14%) |
| Chroma | muted (0.034) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.04:1 |
| White text | 20.00:1 |
Values
| HEX | #13040B |
| RGB | rgb(19, 4, 11) |
| HSL | hsl(332, 65%, 5%) |
| OKLCH | oklch(14% 0.034 350) |
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 #13040B | 20.00:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #13040B | 1.04:1 | Fails | Lc 0.0 | Not readable |
| #13040B text on white | 20.00:1 | AAA | Lc 105.8 | Preferred for body text |
| #13040B text on black | 1.04:1 | 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#F0E7EB
oklch(93.6% 0.011 348.4)
-
Step 200
200
#E5D3DB
oklch(88.4% 0.023 348.8)
-
Step 300
300
#D6B7C4
oklch(81% 0.039 350.8)
-
Step 400
400
#C091A6
oklch(70.8% 0.063 350.3)
-
Step 500
500
#AF7590
oklch(63.1% 0.081 350.2)
-
Step 600
600
#9A5D7B
oklch(55.6% 0.089 349.5)
-
Step 700
700
#844C67
oklch(49.1% 0.083 350.3)
-
Step 800
800
#6B3F54
oklch(42.7% 0.068 350.3)
-
Step 900
900
#573646
oklch(37.8% 0.053 349.4)
-
Step 950
950 (this color)
#13040B
oklch(14% 0.034 350)
#13040B 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) | #05070B | 0.038 |
| Deuteranopia (no green cones) | #09090B | 0.032 |
| Tritanopia (no blue cones) | #150406 | 0.013 |
| Achromatopsia (no color) | #080808 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #13040B
#13040B
oklch(14% 0.034 350)
- #000D07
#000D07
oklch(14.1% 0.029 166.9)
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 #13040B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.040
- Almost Black #070D0D ΔE 0.045
- Rich Navy #001219 ΔE 0.065
- Midnight #03012D ΔE 0.088
- Dark Navy Blue #00022E ΔE 0.094
- Rich Black #0D1B2A ΔE 0.094
- Very Dark Purple #2A0134 ΔE 0.101
- Dark Navy #000435 ΔE 0.101
Use #13040B 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.