#3F0A24
Closest named color: Dark Plum (#3F012C). oklch(25.2% 0.085 355.2), rgb(63, 10, 36).
Aa
White text reads best on this color (16.40:1).
About this color
#3F0A24 is a dark, moderately saturated red. In OKLCH its lightness is 25%, its chroma 0.085 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.026 away. White text reads best on it, at 16.40:1.
| Hue family | Reds |
| Lightness | dark (25%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.28:1 |
| White text | 16.40:1 |
Values
| HEX | #3F0A24 |
| RGB | rgb(63, 10, 36) |
| HSL | hsl(331, 73%, 14%) |
| OKLCH | oklch(25.2% 0.085 355.2) |
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 #3F0A24 | 16.40:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #3F0A24 | 1.28:1 | Fails | Lc 0.0 | Not readable |
| #3F0A24 text on white | 16.40:1 | AAA | Lc 102.7 | Preferred for body text |
| #3F0A24 text on black | 1.28:1 | 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
#FBE2EB
oklch(93.6% 0.03 353.9)
-
Step 200
200
#F9CADB
oklch(88.5% 0.057 354.7)
-
Step 300
300
#F5A5C4
oklch(80.8% 0.102 354.7)
-
Step 400
400
#EC71A5
oklch(70.8% 0.161 355.4)
-
Step 500
500
#E2428F
oklch(63.1% 0.207 355.3)
-
Step 600
600
#CD0A79
oklch(55.6% 0.224 355.3)
-
Step 700
700
#AE0066
oklch(49% 0.201 355.1)
-
Step 800
800
#900453
oklch(42.8% 0.173 355.5)
-
Step 900
900
#731545
oklch(37.6% 0.134 354.9)
-
Step 950
950 (this color)
#3F0A24
oklch(25.2% 0.085 355.2)
#3F0A24 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) | #141925 | 0.096 |
| Deuteranopia (no green cones) | #232323 | 0.085 |
| Tritanopia (no blue cones) | #450515 | 0.029 |
| Achromatopsia (no color) | #1F1F1F | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F0A24
#3F0A24
oklch(25.2% 0.085 355.2)
- #002921
#002921
oklch(25.1% 0.047 176.1)
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 #3F0A24, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.026
- Aubergine #3D0734 ΔE 0.034
- Eggplant #380835 ΔE 0.040
- Dark Maroon #3C0008 ΔE 0.047
- Deep Brown #410200 ΔE 0.057
- Eggplant Purple #430541 ΔE 0.057
- Mahogany #4A0100 ΔE 0.059
- Dark Purple #35063E ΔE 0.060
Use #3F0A24 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.