#2A1909
Closest named color: Dark Brown (#341C02). oklch(23.2% 0.038 62.4), rgb(42, 25, 9).
Aa
White text reads best on this color (16.91:1).
About this color
#2A1909 is a very dark, muted brown. In OKLCH its lightness is 23%, its chroma 0.038 and its hue 62°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.027 away. White text reads best on it, at 16.91:1.
| Hue family | Browns |
| Lightness | very dark (23%) |
| Chroma | muted (0.038) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.24:1 |
| White text | 16.91:1 |
Values
| HEX | #2A1909 |
| RGB | rgb(42, 25, 9) |
| HSL | hsl(29, 65%, 10%) |
| OKLCH | oklch(23.2% 0.038 62.4) |
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 #2A1909 | 16.91:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #2A1909 | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #2A1909 text on white | 16.91:1 | AAA | Lc 103.7 | Preferred for body text |
| #2A1909 text on black | 1.24:1 | 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
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#F0E8E1
oklch(93.5% 0.013 63.9)
-
Step 200
200
#E6D6C9
oklch(88.6% 0.025 61.6)
-
Step 300
300
#D6BBA3
oklch(80.9% 0.045 63.8)
-
Step 400
400
#C19772
oklch(70.7% 0.072 62.6)
-
Step 500
500
#B17D4C
oklch(63.2% 0.092 63.2)
-
Step 600
600
#9D652E
oklch(55.7% 0.101 62.5)
-
Step 700
700
#865321
oklch(49.1% 0.093 61.7)
-
Step 800
800
#6D451D
oklch(42.8% 0.077 62.9)
-
Step 900
900
#583A1E
oklch(37.7% 0.06 62.4)
-
Step 950
950 (this color)
#2A1909
oklch(23.2% 0.038 62.4)
#2A1909 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) | #1E1A08 | 0.026 |
| Deuteranopia (no green cones) | #221E09 | 0.023 |
| Tritanopia (no blue cones) | #2E1515 | 0.028 |
| Achromatopsia (no color) | #1D1D1D | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A1909
#2A1909
oklch(23.2% 0.038 62.4)
- #0B1F2E
#0B1F2E
oklch(23.1% 0.039 243.3)
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 #2A1909, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.027
- Chocolate Brown #411900 ΔE 0.052
- Jet #212529 ΔE 0.056
- Deep Brown #410200 ΔE 0.066
- Dark Maroon #3C0008 ΔE 0.067
- Dark #1B2431 ΔE 0.070
- Rich Black #0D1B2A ΔE 0.075
- Mahogany #4A0100 ΔE 0.080
Use #2A1909 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.