#3A0D0A
Closest named color: Deep Brown (#410200). oklch(23.8% 0.072 27.7), rgb(58, 13, 10).
Aa
White text reads best on this color (16.91:1).
About this color
#3A0D0A is a very dark, moderately saturated red. In OKLCH its lightness is 24%, its chroma 0.072 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Brown (#410200), ΔE 0.023 away. White text reads best on it, at 16.91:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.072) |
| Temperature | warm |
| Nearest name | Deep Brown (#410200) |
| Black text | 1.24:1 |
| White text | 16.91:1 |
Values
| HEX | #3A0D0A |
| RGB | rgb(58, 13, 10) |
| HSL | hsl(4, 71%, 13%) |
| OKLCH | oklch(23.8% 0.072 27.7) |
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 #3A0D0A | 16.91:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #3A0D0A | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #3A0D0A text on white | 16.91:1 | AAA | Lc 103.3 | Preferred for body text |
| #3A0D0A 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FAE4E1
oklch(93.6% 0.025 26.9)
-
Step 200
200
#F7CEC8
oklch(88.5% 0.047 27.8)
-
Step 300
300
#F3ACA2
oklch(80.9% 0.085 28)
-
Step 400
400
#E97D70
oklch(70.8% 0.136 28.1)
-
Step 500
500
#DF564B
oklch(63.2% 0.173 27.7)
-
Step 600
600
#CA332D
oklch(55.5% 0.189 27.6)
-
Step 700
700
#AE2320
oklch(49% 0.175 27.5)
-
Step 800
800
#8E211C
oklch(42.8% 0.146 27.8)
-
Step 900
900
#72221D
oklch(37.7% 0.114 27.5)
-
Step 950
950 (this color)
#3A0D0A
oklch(23.8% 0.072 27.7)
#3A0D0A 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) | #1A1709 | 0.076 |
| Deuteranopia (no green cones) | #252009 | 0.069 |
| Tritanopia (no blue cones) | #41030D | 0.023 |
| Achromatopsia (no color) | #1D1D1D | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A0D0A
#3A0D0A
oklch(23.8% 0.072 27.7)
- #002429
#002429
oklch(23.8% 0.041 208.4)
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 #3A0D0A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Brown #410200 ΔE 0.023
- Dark Maroon #3C0008 ΔE 0.025
- Mahogany #4A0100 ΔE 0.038
- Chocolate Brown #411900 ΔE 0.042
- Dark Brown #341C02 ΔE 0.046
- Dark Plum #3F012C ΔE 0.071
- Aubergine #3D0734 ΔE 0.080
- Eggplant #380835 ΔE 0.082
Use #3A0D0A 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.