#3A0306
Closest named color: Dark Maroon (#3C0008). oklch(22.4% 0.084 24.2), rgb(58, 3, 6).
Aa
White text reads best on this color (17.56:1).
About this color
#3A0306 is a very dark, moderately saturated red. In OKLCH its lightness is 22%, its chroma 0.084 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.008 away. White text reads best on it, at 17.56:1.
| Hue family | Reds |
| Lightness | very dark (22%) |
| Chroma | moderately saturated (0.084) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.19:1 |
| White text | 17.56:1 |
Values
| HEX | #3A0306 |
| RGB | rgb(58, 3, 6) |
| HSL | hsl(357, 90%, 12%) |
| OKLCH | oklch(22.4% 0.084 24.2) |
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 #3A0306 | 17.56:1 | AAA | Lc -106.0 | Preferred for body text |
| Black text on #3A0306 | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #3A0306 text on white | 17.56:1 | AAA | Lc 103.5 | Preferred for body text |
| #3A0306 text on black | 1.19:1 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FDE3E0
oklch(93.6% 0.029 25.6)
-
Step 200
200
#FCCCC7
oklch(88.6% 0.055 25.2)
-
Step 300
300
#FBA7A1
oklch(80.9% 0.1 24)
-
Step 400
400
#F4736E
oklch(70.7% 0.16 24.2)
-
Step 500
500
#EB4447
oklch(63.1% 0.204 24.3)
-
Step 600
600
#D70828
oklch(55.6% 0.222 24.3)
-
Step 700
700
#B7001F
oklch(49.1% 0.199 24.3)
-
Step 800
800
#970319
oklch(42.8% 0.171 24.2)
-
Step 900
900
#79161B
oklch(37.8% 0.133 24.1)
-
Step 950
950 (this color)
#3A0306
oklch(22.4% 0.084 24.2)
#3A0306 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) | #141106 | 0.093 |
| Deuteranopia (no green cones) | #221D04 | 0.083 |
| Tritanopia (no blue cones) | #410005 | 0.017 |
| Achromatopsia (no color) | #191919 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A0306
#3A0306
oklch(22.4% 0.084 24.2)
- #002124
#002124
oklch(22.6% 0.038 203.5)
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 #3A0306, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.008
- Deep Brown #410200 ΔE 0.020
- Mahogany #4A0100 ΔE 0.040
- Chocolate Brown #411900 ΔE 0.058
- Dark Brown #341C02 ΔE 0.063
- Dark Plum #3F012C ΔE 0.070
- Very Dark Brown #1D0200 ΔE 0.080
- Aubergine #3D0734 ΔE 0.082
Use #3A0306 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.