#3F1509
Closest named color: Chocolate Brown (#411900). oklch(26% 0.069 36.6), rgb(63, 21, 9).
Aa
White text reads best on this color (15.87:1).
About this color
#3F1509 is a dark, muted red. In OKLCH its lightness is 26%, its chroma 0.069 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.018 away. White text reads best on it, at 15.87:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | muted (0.069) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.32:1 |
| White text | 15.87:1 |
Values
| HEX | #3F1509 |
| RGB | rgb(63, 21, 9) |
| HSL | hsl(13, 75%, 14%) |
| OKLCH | oklch(26% 0.069 36.6) |
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 #3F1509 | 15.87:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #3F1509 | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #3F1509 text on white | 15.87:1 | AAA | Lc 102.4 | Preferred for body text |
| #3F1509 text on black | 1.32:1 | 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
#F9E5DF
oklch(93.6% 0.023 37.4)
-
Step 200
200
#F5CFC4
oklch(88.4% 0.046 36.7)
-
Step 300
300
#F0AE9C
oklch(80.8% 0.082 35.8)
-
Step 400
400
#E68164
oklch(70.8% 0.132 36.9)
-
Step 500
500
#DB5C38
oklch(63.1% 0.168 36.5)
-
Step 600
600
#C73C0B
oklch(55.6% 0.183 36.5)
-
Step 700
700
#AA2F00
oklch(49.1% 0.166 36.6)
-
Step 800
800
#8B2705
oklch(42.7% 0.141 36.4)
-
Step 900
900
#702610
oklch(37.7% 0.11 36.6)
-
Step 950
950 (this color)
#3F1509
oklch(26% 0.069 36.6)
#3F1509 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) | #211C08 | 0.068 |
| Deuteranopia (no green cones) | #2B2608 | 0.064 |
| Tritanopia (no blue cones) | #460B12 | 0.030 |
| Achromatopsia (no color) | #222222 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F1509
#3F1509
oklch(26% 0.069 36.6)
- #002932
#002932
oklch(25.9% 0.046 216.4)
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 #3F1509, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.018
- Dark Brown #341C02 ΔE 0.034
- Deep Brown #410200 ΔE 0.035
- Mahogany #4A0100 ΔE 0.037
- Dark Maroon #3C0008 ΔE 0.047
- Jet #212529 ΔE 0.077
- Dark Plum #3F012C ΔE 0.083
- Aubergine #3D0734 ΔE 0.089
Use #3F1509 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.