#3F150D
Closest named color: Chocolate Brown (#411900). oklch(26.1% 0.068 32.6), rgb(63, 21, 13).
Aa
White text reads best on this color (15.85:1).
About this color
#3F150D is a dark, muted red. In OKLCH its lightness is 26%, its chroma 0.068 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.023 away. White text reads best on it, at 15.85:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | muted (0.068) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.32:1 |
| White text | 15.85:1 |
Values
| HEX | #3F150D |
| RGB | rgb(63, 21, 13) |
| HSL | hsl(10, 66%, 15%) |
| OKLCH | oklch(26.1% 0.068 32.6) |
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 #3F150D | 15.85:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #3F150D | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #3F150D text on white | 15.85:1 | AAA | Lc 102.4 | Preferred for body text |
| #3F150D 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#F9E5E0
oklch(93.7% 0.023 34.3)
-
Step 200
200
#F5CFC7
oklch(88.5% 0.044 31.9)
-
Step 300
300
#F0AEA0
oklch(80.9% 0.081 32.3)
-
Step 400
400
#E5806C
oklch(70.6% 0.129 32.3)
-
Step 500
500
#DB5C44
oklch(63.2% 0.165 32.6)
-
Step 600
600
#C63C23
oklch(55.6% 0.179 32.5)
-
Step 700
700
#AB2D15
oklch(49.2% 0.166 32.7)
-
Step 800
800
#8B2715
oklch(42.8% 0.138 32.5)
-
Step 900
900
#6F2618
oklch(37.6% 0.107 32.9)
-
Step 950
950 (this color)
#3F150D
oklch(26.1% 0.068 32.6)
#3F150D 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) | #201D0C | 0.070 |
| Deuteranopia (no green cones) | #2B260C | 0.064 |
| Tritanopia (no blue cones) | #460C13 | 0.026 |
| Achromatopsia (no color) | #222222 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F150D
#3F150D
oklch(26.1% 0.068 32.6)
- #002A31
#002A31
oklch(26.2% 0.045 211.6)
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 #3F150D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.023
- Deep Brown #410200 ΔE 0.035
- Dark Brown #341C02 ΔE 0.037
- Mahogany #4A0100 ΔE 0.037
- Dark Maroon #3C0008 ΔE 0.045
- Jet #212529 ΔE 0.076
- Dark Plum #3F012C ΔE 0.078
- Aubergine #3D0734 ΔE 0.084
Use #3F150D 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.