#2A0B0B
Closest named color: Dark Maroon (#3C0008). oklch(20.2% 0.052 22.9), rgb(42, 11, 11).
Aa
White text reads best on this color (18.24:1).
About this color
#2A0B0B is a very dark, muted red. In OKLCH its lightness is 20%, its chroma 0.052 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.045 away. White text reads best on it, at 18.24:1.
| Hue family | Reds |
| Lightness | very dark (20%) |
| Chroma | muted (0.052) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.15:1 |
| White text | 18.24:1 |
Values
| HEX | #2A0B0B |
| RGB | rgb(42, 11, 11) |
| HSL | hsl(0, 58%, 10%) |
| OKLCH | oklch(20.2% 0.052 22.9) |
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 #2A0B0B | 18.24:1 | AAA | Lc -106.8 | Preferred for body text |
| Black text on #2A0B0B | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #2A0B0B text on white | 18.24:1 | AAA | Lc 104.6 | Preferred for body text |
| #2A0B0B text on black | 1.15:1 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E6E4
oklch(93.7% 0.018 26.1)
-
Step 200
200
#EFD1CF
oklch(88.5% 0.034 22.4)
-
Step 300
300
#E6B2AE
oklch(81% 0.061 23.6)
-
Step 400
400
#D78884
oklch(70.7% 0.098 23)
-
Step 500
500
#CA6865
oklch(63.1% 0.125 23.1)
-
Step 600
600
#B64D4C
oklch(55.7% 0.137 23.1)
-
Step 700
700
#9C3D3D
oklch(49.1% 0.127 23)
-
Step 800
800
#7F3333
oklch(42.7% 0.106 22.6)
-
Step 900
900
#662E2D
oklch(37.7% 0.081 22.7)
-
Step 950
950 (this color)
#2A0B0B
oklch(20.2% 0.052 22.9)
#2A0B0B 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) | #13110B | 0.055 |
| Deuteranopia (no green cones) | #1A180A | 0.053 |
| Tritanopia (no blue cones) | #2F060B | 0.016 |
| Achromatopsia (no color) | #151515 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A0B0B
#2A0B0B
oklch(20.2% 0.052 22.9)
- #001B1D
#001B1D
oklch(20.2% 0.034 201.5)
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 #2A0B0B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.045
- Very Dark Brown #1D0200 ΔE 0.052
- Deep Brown #410200 ΔE 0.056
- Dark Brown #341C02 ΔE 0.063
- Chocolate Brown #411900 ΔE 0.075
- Mahogany #4A0100 ΔE 0.077
- Almost Black #070D0D ΔE 0.080
- Rich Black #0D1B2A ΔE 0.082
Use #2A0B0B 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.