#3F0605
Closest named color: Deep Brown (#410200). oklch(23.9% 0.087 27.8), rgb(63, 6, 5).
Aa
White text reads best on this color (16.94:1).
About this color
#3F0605 is a very dark, moderately saturated red. In OKLCH its lightness is 24%, its chroma 0.087 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Brown (#410200), ΔE 0.009 away. White text reads best on it, at 16.94:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.087) |
| Temperature | warm |
| Nearest name | Deep Brown (#410200) |
| Black text | 1.23:1 |
| White text | 16.94:1 |
Values
| HEX | #3F0605 |
| RGB | rgb(63, 6, 5) |
| HSL | hsl(1, 85%, 13%) |
| OKLCH | oklch(23.9% 0.087 27.8) |
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 #3F0605 | 16.94:1 | AAA | Lc -105.6 | Preferred for body text |
| Black text on #3F0605 | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #3F0605 text on white | 16.94:1 | AAA | Lc 103.0 | Preferred for body text |
| #3F0605 text on black | 1.23:1 | 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
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FDE3DF
oklch(93.6% 0.029 28.1)
-
Step 200
200
#FDCCC5
oklch(88.6% 0.057 27.7)
-
Step 300
300
#FCA79C
oklch(80.9% 0.103 27.6)
-
Step 400
400
#F67265
oklch(70.7% 0.165 27.7)
-
Step 500
500
#EE4239
oklch(63.2% 0.21 27.9)
-
Step 600
600
#D90011
oklch(55.7% 0.227 27.8)
-
Step 700
700
#B8000D
oklch(49.2% 0.201 27.7)
-
Step 800
800
#980009
oklch(42.7% 0.174 27.7)
-
Step 900
900
#7A1412
oklch(37.7% 0.137 27.6)
-
Step 950
950 (this color)
#3F0605
oklch(23.9% 0.087 27.8)
#3F0605 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) | #181504 | 0.094 |
| Deuteranopia (no green cones) | #262103 | 0.085 |
| Tritanopia (no blue cones) | #460006 | 0.018 |
| Achromatopsia (no color) | #1D1D1D | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F0605
#3F0605
oklch(23.9% 0.087 27.8)
- #002429
#002429
oklch(23.8% 0.041 208.4)
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 #3F0605, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Brown #410200 ΔE 0.009
- Dark Maroon #3C0008 ΔE 0.018
- Mahogany #4A0100 ΔE 0.026
- Chocolate Brown #411900 ΔE 0.045
- Dark Brown #341C02 ΔE 0.056
- Dark Plum #3F012C ΔE 0.072
- Aubergine #3D0734 ΔE 0.083
- Eggplant #380835 ΔE 0.087
Use #3F0605 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.