#3D0321
Closest named color: Dark Plum (#3F012C). oklch(23.9% 0.092 355.2), rgb(61, 3, 33).
Aa
White text reads best on this color (17.02:1).
About this color
#3D0321 is a very dark, moderately saturated red. In OKLCH its lightness is 24%, its chroma 0.092 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.022 away. White text reads best on it, at 17.02:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.092) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.23:1 |
| White text | 17.02:1 |
Values
| HEX | #3D0321 |
| RGB | rgb(61, 3, 33) |
| HSL | hsl(329, 91%, 13%) |
| OKLCH | oklch(23.9% 0.092 355.2) |
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 #3D0321 | 17.02:1 | AAA | Lc -105.6 | Preferred for body text |
| Black text on #3D0321 | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #3D0321 text on white | 17.02:1 | AAA | Lc 103.1 | Preferred for body text |
| #3D0321 text on black | 1.23:1 | 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
#FEF2F6
oklch(97.2% 0.014 355)
-
Step 100
100
#FCE2EB
oklch(93.6% 0.031 354.7)
-
Step 200
200
#FBC9DB
oklch(88.5% 0.061 354.9)
-
Step 300
300
#F9A3C4
oklch(80.9% 0.109 355.2)
-
Step 400
400
#F16BA6
oklch(70.7% 0.175 355)
-
Step 500
500
#E83790
oklch(63.2% 0.223 355.2)
-
Step 600
600
#CE0079
oklch(55.6% 0.228 355.3)
-
Step 700
700
#AE0066
oklch(49% 0.201 355.1)
-
Step 800
800
#900053
oklch(42.6% 0.175 355.3)
-
Step 900
900
#770C45
oklch(37.8% 0.145 355.4)
-
Step 950
950 (this color)
#3D0321
oklch(23.9% 0.092 355.2)
#3D0321 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) | #0F1522 | 0.105 |
| Deuteranopia (no green cones) | #202020 | 0.092 |
| Tritanopia (no blue cones) | #430011 | 0.032 |
| Achromatopsia (no color) | #1C1C1C | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D0321
#3D0321
oklch(23.9% 0.092 355.2)
- #00261E
#00261E
oklch(24% 0.045 175.1)
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 #3D0321, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.022
- Aubergine #3D0734 ΔE 0.036
- Eggplant #380835 ΔE 0.040
- Dark Maroon #3C0008 ΔE 0.042
- Deep Brown #410200 ΔE 0.056
- Dark Purple #35063E ΔE 0.060
- Eggplant Purple #430541 ΔE 0.061
- Mahogany #4A0100 ΔE 0.062
Use #3D0321 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.