#3F0106
Closest named color: Dark Maroon (#3C0008). oklch(23.3% 0.092 23.7), rgb(63, 1, 6).
Aa
White text reads best on this color (17.23:1).
About this color
#3F0106 is a very dark, moderately saturated red. In OKLCH its lightness is 23%, its chroma 0.092 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.010 away. White text reads best on it, at 17.23:1.
| Hue family | Reds |
| Lightness | very dark (23%) |
| Chroma | moderately saturated (0.092) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.21:1 |
| White text | 17.23:1 |
Values
| HEX | #3F0106 |
| RGB | rgb(63, 1, 6) |
| HSL | hsl(355, 97%, 13%) |
| OKLCH | oklch(23.3% 0.092 23.7) |
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 #3F0106 | 17.23:1 | AAA | Lc -105.6 | Preferred for body text |
| Black text on #3F0106 | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #3F0106 text on white | 17.23:1 | AAA | Lc 103.1 | Preferred for body text |
| #3F0106 text on black | 1.21:1 | 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
#FFE2E0
oklch(93.6% 0.032 22.5)
-
Step 200
200
#FFCAC6
oklch(88.4% 0.061 23.4)
-
Step 300
300
#FFA59F
oklch(81% 0.108 23.9)
-
Step 400
400
#FB6C6A
oklch(70.7% 0.176 23.5)
-
Step 500
500
#F33541
oklch(63.1% 0.224 23.7)
-
Step 600
600
#D80029
oklch(55.6% 0.225 23.7)
-
Step 700
700
#B70021
oklch(49.2% 0.199 23.8)
-
Step 800
800
#97001A
oklch(42.7% 0.172 23.6)
-
Step 900
900
#7D0917
oklch(37.7% 0.146 23.6)
-
Step 950
950 (this color)
#3F0106
oklch(23.3% 0.092 23.7)
#3F0106 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) | #151206 | 0.102 |
| Deuteranopia (no green cones) | #252004 | 0.093 |
| Tritanopia (no blue cones) | #460003 | 0.018 |
| Achromatopsia (no color) | #1B1B1B | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F0106
#3F0106
oklch(23.3% 0.092 23.7)
- #002326
#002326
oklch(23.3% 0.04 203.2)
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 #3F0106, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.010
- Deep Brown #410200 ΔE 0.012
- Mahogany #4A0100 ΔE 0.029
- Chocolate Brown #411900 ΔE 0.055
- Dark Brown #341C02 ΔE 0.066
- Dark Plum #3F012C ΔE 0.067
- Aubergine #3D0734 ΔE 0.080
- Eggplant #380835 ΔE 0.084
Use #3F0106 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.