#3B0308
Closest named color: Dark Maroon (#3C0008). oklch(22.7% 0.085 22.3), rgb(59, 3, 8).
Aa
White text reads best on this color (17.46:1).
About this color
#3B0308 is a very dark, moderately saturated red. In OKLCH its lightness is 23%, its chroma 0.085 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.006 away. White text reads best on it, at 17.46:1.
| Hue family | Reds |
| Lightness | very dark (23%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.20:1 |
| White text | 17.46:1 |
Values
| HEX | #3B0308 |
| RGB | rgb(59, 3, 8) |
| HSL | hsl(355, 90%, 12%) |
| OKLCH | oklch(22.7% 0.085 22.3) |
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 #3B0308 | 17.46:1 | AAA | Lc -105.9 | Preferred for body text |
| Black text on #3B0308 | 1.20:1 | Fails | Lc 0.0 | Not readable |
| #3B0308 text on white | 17.46:1 | AAA | Lc 103.4 | Preferred for body text |
| #3B0308 text on black | 1.20:1 | 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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FDE3E1
oklch(93.6% 0.029 23)
-
Step 200
200
#FCCBC8
oklch(88.4% 0.056 22.4)
-
Step 300
300
#FBA7A3
oklch(80.9% 0.1 22.5)
-
Step 400
400
#F57271
oklch(70.8% 0.162 22.5)
-
Step 500
500
#EC414C
oklch(63% 0.207 22.2)
-
Step 600
600
#D7002F
oklch(55.5% 0.224 22.3)
-
Step 700
700
#B60026
oklch(49% 0.198 22.3)
-
Step 800
800
#97001E
oklch(42.7% 0.172 22.2)
-
Step 900
900
#79141E
oklch(37.6% 0.134 22.1)
-
Step 950
950 (this color)
#3B0308
oklch(22.7% 0.085 22.3)
#3B0308 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) | #141208 | 0.095 |
| Deuteranopia (no green cones) | #221E06 | 0.086 |
| Tritanopia (no blue cones) | #420005 | 0.017 |
| Achromatopsia (no color) | #1A1A1A | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B0308
#3B0308
oklch(22.7% 0.085 22.3)
- #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 #3B0308, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.006
- Deep Brown #410200 ΔE 0.019
- Mahogany #4A0100 ΔE 0.038
- Chocolate Brown #411900 ΔE 0.058
- Dark Brown #341C02 ΔE 0.064
- Dark Plum #3F012C ΔE 0.066
- Aubergine #3D0734 ΔE 0.078
- Eggplant #380835 ΔE 0.081
Use #3B0308 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.