#3F0711
Closest named color: Dark Maroon (#3C0008). oklch(24.3% 0.084 16.7), rgb(63, 7, 17).
Aa
White text reads best on this color (16.80:1).
About this color
#3F0711 is a very dark, moderately saturated red. In OKLCH its lightness is 24%, its chroma 0.084 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.019 away. White text reads best on it, at 16.80:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.084) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.24:1 |
| White text | 16.80:1 |
Values
| HEX | #3F0711 |
| RGB | rgb(63, 7, 17) |
| HSL | hsl(349, 80%, 14%) |
| OKLCH | oklch(24.3% 0.084 16.7) |
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 #3F0711 | 16.80:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #3F0711 | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #3F0711 text on white | 16.80:1 | AAA | Lc 103.0 | Preferred for body text |
| #3F0711 text on black | 1.24:1 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FDE3E3
oklch(93.7% 0.029 17.7)
-
Step 200
200
#FCCBCC
oklch(88.5% 0.056 16.9)
-
Step 300
300
#FAA6AA
oklch(80.8% 0.1 16.4)
-
Step 400
400
#F3717D
oklch(70.6% 0.16 16.4)
-
Step 500
500
#EA425C
oklch(63.1% 0.203 16.7)
-
Step 600
600
#D60242
oklch(55.6% 0.222 16.8)
-
Step 700
700
#B50037
oklch(49.1% 0.196 16.5)
-
Step 800
800
#96002C
oklch(42.7% 0.171 16.5)
-
Step 900
900
#781427
oklch(37.6% 0.133 16.7)
-
Step 950
950 (this color)
#3F0711
oklch(24.3% 0.084 16.7)
#3F0711 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) | #171611 | 0.094 |
| Deuteranopia (no green cones) | #25220F | 0.087 |
| Tritanopia (no blue cones) | #46000B | 0.018 |
| Achromatopsia (no color) | #1D1D1D | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F0711
#3F0711
oklch(24.3% 0.084 16.7)
- #002626
#002626
oklch(24.3% 0.042 194.8)
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 #3F0711, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.019
- Deep Brown #410200 ΔE 0.024
- Mahogany #4A0100 ΔE 0.033
- Chocolate Brown #411900 ΔE 0.053
- Dark Plum #3F012C ΔE 0.055
- Dark Brown #341C02 ΔE 0.063
- Aubergine #3D0734 ΔE 0.066
- Eggplant #380835 ΔE 0.071
Use #3F0711 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.