#3F1102
Closest named color: Chocolate Brown (#411900). oklch(25.3% 0.076 39.1), rgb(63, 17, 2).
Aa
White text reads best on this color (16.24:1).
About this color
#3F1102 is a dark, moderately saturated red. In OKLCH its lightness is 25%, its chroma 0.076 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.022 away. White text reads best on it, at 16.24:1.
| Hue family | Reds |
| Lightness | dark (25%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.29:1 |
| White text | 16.24:1 |
Values
| HEX | #3F1102 |
| RGB | rgb(63, 17, 2) |
| HSL | hsl(15, 94%, 13%) |
| OKLCH | oklch(25.3% 0.076 39.1) |
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 #3F1102 | 16.24:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #3F1102 | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #3F1102 text on white | 16.24:1 | AAA | Lc 102.7 | Preferred for body text |
| #3F1102 text on black | 1.29:1 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#FAE4DD
oklch(93.5% 0.026 38.5)
-
Step 200
200
#F8CFC1
oklch(88.6% 0.05 39.7)
-
Step 300
300
#F4AD95
oklch(80.9% 0.09 39.5)
-
Step 400
400
#EB7E59
oklch(70.8% 0.144 39.3)
-
Step 500
500
#E15620
oklch(63% 0.184 39.2)
-
Step 600
600
#C44000
oklch(55.5% 0.178 39)
-
Step 700
700
#A63500
oklch(49.1% 0.157 39.1)
-
Step 800
800
#892A00
oklch(42.6% 0.137 39)
-
Step 900
900
#732200
oklch(37.6% 0.12 39.1)
-
Step 950
950 (this color)
#3F1102
oklch(25.3% 0.076 39.1)
#3F1102 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) | #1F1A01 | 0.075 |
| Deuteranopia (no green cones) | #2A2401 | 0.068 |
| Tritanopia (no blue cones) | #46050E | 0.033 |
| Achromatopsia (no color) | #202020 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F1102
#3F1102
oklch(25.3% 0.076 39.1)
- #002731
#002731
oklch(25.2% 0.046 219.3)
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 #3F1102, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.022
- Deep Brown #410200 ΔE 0.027
- Mahogany #4A0100 ΔE 0.032
- Dark Brown #341C02 ΔE 0.036
- Dark Maroon #3C0008 ΔE 0.041
- Jet #212529 ΔE 0.085
- Dark Plum #3F012C ΔE 0.086
- Aubergine #3D0734 ΔE 0.094
Use #3F1102 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.