#3B0B10
Closest named color: Dark Maroon (#3C0008). oklch(23.9% 0.075 19.2), rgb(59, 11, 16).
Aa
White text reads best on this color (16.91:1).
About this color
#3B0B10 is a very dark, moderately saturated red. In OKLCH its lightness is 24%, its chroma 0.075 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.021 away. White text reads best on it, at 16.91:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.075) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.24:1 |
| White text | 16.91:1 |
Values
| HEX | #3B0B10 |
| RGB | rgb(59, 11, 16) |
| HSL | hsl(354, 69%, 14%) |
| OKLCH | oklch(23.9% 0.075 19.2) |
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 #3B0B10 | 16.91:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #3B0B10 | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #3B0B10 text on white | 16.91:1 | AAA | Lc 103.3 | Preferred for body text |
| #3B0B10 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
#FDF2F2
oklch(97% 0.012 17.4)
-
Step 100
100
#FBE4E3
oklch(93.7% 0.025 20.6)
-
Step 200
200
#F8CDCC
oklch(88.5% 0.049 19.7)
-
Step 300
300
#F5AAAA
oklch(81% 0.089 19.2)
-
Step 400
400
#EB797D
oklch(70.7% 0.141 19.1)
-
Step 500
500
#E1505C
oklch(63.1% 0.18 19.2)
-
Step 600
600
#CD2A42
oklch(55.6% 0.197 19.2)
-
Step 700
700
#B11934
oklch(49.2% 0.183 19.2)
-
Step 800
800
#8F1A2B
oklch(42.6% 0.151 19.4)
-
Step 900
900
#731E27
oklch(37.6% 0.118 19.1)
-
Step 950
950 (this color)
#3B0B10
oklch(23.9% 0.075 19.2)
#3B0B10 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) | #181610 | 0.082 |
| Deuteranopia (no green cones) | #24200F | 0.074 |
| Tritanopia (no blue cones) | #42010D | 0.021 |
| Achromatopsia (no color) | #1D1D1D | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B0B10
#3B0B10
oklch(23.9% 0.075 19.2)
- #002526
#002526
oklch(24% 0.041 197.5)
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 #3B0B10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.021
- Deep Brown #410200 ΔE 0.026
- Mahogany #4A0100 ΔE 0.039
- Chocolate Brown #411900 ΔE 0.049
- Dark Brown #341C02 ΔE 0.055
- Dark Plum #3F012C ΔE 0.060
- Aubergine #3D0734 ΔE 0.069
- Eggplant #380835 ΔE 0.072
Use #3B0B10 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.