#1B0606
Closest named color: Very Dark Brown (#1D0200). oklch(16% 0.039 22.4), rgb(27, 6, 6).
Aa
White text reads best on this color (19.52:1).
About this color
#1B0606 is a very dark, muted red. In OKLCH its lightness is 16%, its chroma 0.039 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.020 away. White text reads best on it, at 19.52:1.
| Hue family | Reds |
| Lightness | very dark (16%) |
| Chroma | muted (0.039) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.07:1 |
| White text | 19.52:1 |
Values
| HEX | #1B0606 |
| RGB | rgb(27, 6, 6) |
| HSL | hsl(0, 64%, 6%) |
| OKLCH | oklch(16% 0.039 22.4) |
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 #1B0606 | 19.52:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #1B0606 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #1B0606 text on white | 19.52:1 | AAA | Lc 105.6 | Preferred for body text |
| #1B0606 text on black | 1.07:1 | 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
#FAF4F3
oklch(97.2% 0.007 28.8)
-
Step 100
100
#F3E7E6
oklch(93.7% 0.013 23.2)
-
Step 200
200
#EAD3D1
oklch(88.5% 0.026 23.6)
-
Step 300
300
#DDB6B3
oklch(81% 0.045 23.3)
-
Step 400
400
#CA8F8C
oklch(70.7% 0.072 22.3)
-
Step 500
500
#BB726F
oklch(63% 0.093 22.6)
-
Step 600
600
#A75A58
oklch(55.7% 0.101 22.4)
-
Step 700
700
#8F4948
oklch(49.1% 0.095 22)
-
Step 800
800
#743C3B
oklch(42.6% 0.079 22)
-
Step 900
900
#5E3433
oklch(37.7% 0.061 21.8)
-
Step 950
950 (this color)
#1B0606
oklch(16% 0.039 22.4)
#1B0606 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) | #0B0906 | 0.040 |
| Deuteranopia (no green cones) | #100E06 | 0.038 |
| Tritanopia (no blue cones) | #1E0406 | 0.010 |
| Achromatopsia (no color) | #0C0C0C | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B0606
#1B0606
oklch(16% 0.039 22.4)
- #001112
#001112
oklch(16.1% 0.027 199.2)
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 #1B0606, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.020
- Almost Black #070D0D ΔE 0.049
- Rich Navy #001219 ΔE 0.069
- Dark Maroon #3C0008 ΔE 0.083
- Rich Black #0D1B2A ΔE 0.089
- Deep Brown #410200 ΔE 0.096
- Dark Brown #341C02 ΔE 0.100
- Very Dark Purple #2A0134 ΔE 0.102
Use #1B0606 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.