#2A1009
Closest named color: Dark Brown (#341C02). oklch(21.1% 0.046 36.1), rgb(42, 16, 9).
Aa
White text reads best on this color (17.84:1).
About this color
#2A1009 is a very dark, muted red. In OKLCH its lightness is 21%, its chroma 0.046 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.049 away. White text reads best on it, at 17.84:1.
| Hue family | Reds |
| Lightness | very dark (21%) |
| Chroma | muted (0.046) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.17:1 |
| White text | 17.84:1 |
Values
| HEX | #2A1009 |
| RGB | rgb(42, 16, 9) |
| HSL | hsl(13, 65%, 10%) |
| OKLCH | oklch(21.1% 0.046 36.1) |
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 #2A1009 | 17.84:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #2A1009 | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #2A1009 text on white | 17.84:1 | AAA | Lc 104.4 | Preferred for body text |
| #2A1009 text on black | 1.17:1 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F4E6E3
oklch(93.5% 0.016 32)
-
Step 200
200
#ECD3CC
oklch(88.6% 0.03 36.2)
-
Step 300
300
#E1B5A9
oklch(80.9% 0.054 35.7)
-
Step 400
400
#D08D7B
oklch(70.6% 0.086 35.7)
-
Step 500
500
#C27059
oklch(63.1% 0.11 36.5)
-
Step 600
600
#AE563F
oklch(55.6% 0.121 35.7)
-
Step 700
700
#954631
oklch(49.1% 0.112 35.9)
-
Step 800
800
#793A29
oklch(42.7% 0.093 36.1)
-
Step 900
900
#623226
oklch(37.7% 0.073 35)
-
Step 950
950 (this color)
#2A1009
oklch(21.1% 0.046 36.1)
#2A1009 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) | #171408 | 0.044 |
| Deuteranopia (no green cones) | #1D1A09 | 0.042 |
| Tritanopia (no blue cones) | #2F0B0E | 0.021 |
| Achromatopsia (no color) | #171717 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A1009
#2A1009
oklch(21.1% 0.046 36.1)
- #001D24
#001D24
oklch(21.3% 0.038 216.3)
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 #2A1009, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.049
- Dark Maroon #3C0008 ΔE 0.050
- Deep Brown #410200 ΔE 0.056
- Very Dark Brown #1D0200 ΔE 0.061
- Chocolate Brown #411900 ΔE 0.065
- Jet #212529 ΔE 0.074
- Mahogany #4A0100 ΔE 0.075
- Rich Black #0D1B2A ΔE 0.078
Use #2A1009 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.