#3D0319
Closest named color: Dark Maroon (#3C0008). oklch(23.6% 0.089 4.5), rgb(61, 3, 25).
Aa
White text reads best on this color (17.13:1).
About this color
#3D0319 is a very dark, moderately saturated red. In OKLCH its lightness is 24%, its chroma 0.089 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.027 away. White text reads best on it, at 17.13:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.089) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.22:1 |
| White text | 17.13:1 |
Values
| HEX | #3D0319 |
| RGB | rgb(61, 3, 25) |
| HSL | hsl(337, 91%, 13%) |
| OKLCH | oklch(23.6% 0.089 4.5) |
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 #3D0319 | 17.13:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #3D0319 | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #3D0319 text on white | 17.13:1 | AAA | Lc 103.2 | Preferred for body text |
| #3D0319 text on black | 1.22:1 | 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
#FEF2F4
oklch(97.1% 0.013 5.8)
-
Step 100
100
#FDE2E7
oklch(93.6% 0.03 5)
-
Step 200
200
#FCCAD4
oklch(88.5% 0.058 4.9)
-
Step 300
300
#FBA4B8
oklch(81% 0.105 4.7)
-
Step 400
400
#F36D93
oklch(70.6% 0.168 4.6)
-
Step 500
500
#EA3A79
oklch(63.1% 0.214 4.5)
-
Step 600
600
#D20063
oklch(55.6% 0.224 4.4)
-
Step 700
700
#B20053
oklch(49.1% 0.198 4.4)
-
Step 800
800
#930043
oklch(42.7% 0.172 4.5)
-
Step 900
900
#780E38
oklch(37.6% 0.14 4.5)
-
Step 950
950 (this color)
#3D0319
oklch(23.6% 0.089 4.5)
#3D0319 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) | #121419 | 0.101 |
| Deuteranopia (no green cones) | #222018 | 0.091 |
| Tritanopia (no blue cones) | #43000C | 0.026 |
| Achromatopsia (no color) | #1B1B1B | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D0319
#3D0319
oklch(23.6% 0.089 4.5)
- #002521
#002521
oklch(23.8% 0.042 184.3)
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 #3D0319, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.027
- Dark Plum #3F012C ΔE 0.037
- Deep Brown #410200 ΔE 0.042
- Mahogany #4A0100 ΔE 0.050
- Aubergine #3D0734 ΔE 0.050
- Eggplant #380835 ΔE 0.055
- Chocolate Brown #411900 ΔE 0.072
- Dark Purple #35063E ΔE 0.075
Use #3D0319 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.