#2D131B
Closest named color: Dark Maroon (#3C0008). oklch(22.8% 0.044 1.6), rgb(45, 19, 27).
Aa
White text reads best on this color (17.20:1).
About this color
#2D131B is a very dark, muted red. In OKLCH its lightness is 23%, its chroma 0.044 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.051 away. White text reads best on it, at 17.20:1.
| Hue family | Reds |
| Lightness | very dark (23%) |
| Chroma | muted (0.044) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.22:1 |
| White text | 17.20:1 |
Values
| HEX | #2D131B |
| RGB | rgb(45, 19, 27) |
| HSL | hsl(342, 41%, 13%) |
| OKLCH | oklch(22.8% 0.044 1.6) |
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 #2D131B | 17.20:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #2D131B | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #2D131B text on white | 17.20:1 | AAA | Lc 103.9 | Preferred for body text |
| #2D131B text on black | 1.22:1 | 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
#FAF4F5
oklch(97.2% 0.007 5.6)
-
Step 100
100
#F3E6E9
oklch(93.6% 0.015 1.6)
-
Step 200
200
#EBD2D8
oklch(88.6% 0.029 1.4)
-
Step 300
300
#DFB3BE
oklch(80.9% 0.053 1.7)
-
Step 400
400
#CD8B9D
oklch(70.8% 0.083 1.6)
-
Step 500
500
#BE6D85
oklch(63.1% 0.106 1.5)
-
Step 600
600
#A9536E
oklch(55.5% 0.116 1.7)
-
Step 700
700
#91445C
oklch(49.2% 0.107 2.1)
-
Step 800
800
#76384B
oklch(42.7% 0.089 2.2)
-
Step 900
900
#5F313F
oklch(37.7% 0.069 1.5)
-
Step 950
950 (this color)
#2D131B
oklch(22.8% 0.044 1.6)
#2D131B 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) | #17181B | 0.048 |
| Deuteranopia (no green cones) | #1E1D1A | 0.044 |
| Tritanopia (no blue cones) | #311116 | 0.012 |
| Achromatopsia (no color) | #1B1B1B | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D131B
#2D131B
oklch(22.8% 0.044 1.6)
- #00231E
#00231E
oklch(23% 0.041 181.3)
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 #2D131B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.051
- Dark Brown #341C02 ΔE 0.058
- Jet #212529 ΔE 0.059
- Deep Brown #410200 ΔE 0.061
- Eggplant #380835 ΔE 0.064
- Dark #1B2431 ΔE 0.065
- Dark Plum #3F012C ΔE 0.065
- Rich Black #0D1B2A ΔE 0.066
Use #2D131B 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.