#3A0C18
Closest named color: Dark Maroon (#3C0008). oklch(24% 0.073 8.9), rgb(58, 12, 24).
Aa
White text reads best on this color (16.85:1).
About this color
#3A0C18 is a very dark, moderately saturated red. In OKLCH its lightness is 24%, its chroma 0.073 and its hue 9°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.028 away. White text reads best on it, at 16.85:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.073) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.24:1 |
| White text | 16.85:1 |
Values
| HEX | #3A0C18 |
| RGB | rgb(58, 12, 24) |
| HSL | hsl(344, 66%, 14%) |
| OKLCH | oklch(24% 0.073 8.9) |
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 #3A0C18 | 16.85:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #3A0C18 | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #3A0C18 text on white | 16.85:1 | AAA | Lc 103.3 | Preferred for body text |
| #3A0C18 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E6
oklch(93.5% 0.026 8.6)
-
Step 200
200
#F7CDD2
oklch(88.6% 0.048 10)
-
Step 300
300
#F2AAB5
oklch(80.9% 0.086 9.1)
-
Step 400
400
#E8798F
oklch(70.7% 0.138 8.7)
-
Step 500
500
#DD5173
oklch(63.1% 0.176 8.9)
-
Step 600
600
#C82D5C
oklch(55.5% 0.191 8.7)
-
Step 700
700
#AD1D4B
oklch(49.1% 0.178 9.1)
-
Step 800
800
#8C1C3E
oklch(42.6% 0.147 8.7)
-
Step 900
900
#711F35
oklch(37.7% 0.115 8.6)
-
Step 950
950 (this color)
#3A0C18
oklch(24% 0.073 8.9)
#3A0C18 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) | #171718 | 0.080 |
| Deuteranopia (no green cones) | #232017 | 0.073 |
| Tritanopia (no blue cones) | #400511 | 0.018 |
| Achromatopsia (no color) | #1D1D1D | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A0C18
#3A0C18
oklch(24% 0.073 8.9)
- #002523
#002523
oklch(23.9% 0.041 189.4)
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 #3A0C18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.028
- Deep Brown #410200 ΔE 0.038
- Dark Plum #3F012C ΔE 0.048
- Mahogany #4A0100 ΔE 0.048
- Aubergine #3D0734 ΔE 0.056
- Chocolate Brown #411900 ΔE 0.058
- Eggplant #380835 ΔE 0.059
- Dark Brown #341C02 ΔE 0.063
Use #3A0C18 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.