#3F1724
Closest named color: Dark Plum (#3F012C). oklch(27% 0.064 2), rgb(63, 23, 36).
Aa
White text reads best on this color (15.44:1).
About this color
#3F1724 is a dark, muted red. In OKLCH its lightness is 27%, its chroma 0.064 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.052 away. White text reads best on it, at 15.44:1.
| Hue family | Reds |
| Lightness | dark (27%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.35:1 |
| White text | 15.44:1 |
Values
| HEX | #3F1724 |
| RGB | rgb(63, 23, 36) |
| HSL | hsl(341, 47%, 17%) |
| OKLCH | oklch(27% 0.064 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 #3F1724 | 15.44:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #3F1724 | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #3F1724 text on white | 15.44:1 | AAA | Lc 102.1 | Preferred for body text |
| #3F1724 text on black | 1.35:1 | 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
#FCF3F5
oklch(97.2% 0.01 2)
-
Step 100
100
#F8E4E9
oklch(93.6% 0.023 0.5)
-
Step 200
200
#F3CED7
oklch(88.5% 0.043 1.6)
-
Step 300
300
#EBACBD
oklch(80.8% 0.077 1.2)
-
Step 400
400
#DE7F9B
oklch(70.7% 0.121 1.7)
-
Step 500
500
#D25B82
oklch(63.1% 0.155 2)
-
Step 600
600
#BE3C6C
oklch(55.7% 0.17 1.8)
-
Step 700
700
#A32D5A
oklch(49.1% 0.157 1.8)
-
Step 800
800
#852749
oklch(42.8% 0.131 2.3)
-
Step 900
900
#6B263D
oklch(37.8% 0.101 2.5)
-
Step 950
950 (this color)
#3F1724
oklch(27% 0.064 2)
#3F1724 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) | #1E2024 | 0.071 |
| Deuteranopia (no green cones) | #282723 | 0.065 |
| Tritanopia (no blue cones) | #44131C | 0.017 |
| Achromatopsia (no color) | #242424 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F1724
#3F1724
oklch(27% 0.064 2)
- #002E28
#002E28
oklch(27% 0.049 181.5)
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 #3F1724, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.052
- Aubergine #3D0734 ΔE 0.052
- Chocolate Brown #411900 ΔE 0.055
- Mahogany #4A0100 ΔE 0.057
- Eggplant #380835 ΔE 0.057
- Dark Maroon #3C0008 ΔE 0.058
- Deep Brown #410200 ΔE 0.058
- Dark Brown #341C02 ΔE 0.064
Use #3F1724 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.