#3F201F
Closest named color: Chocolate Brown (#411900). oklch(28.5% 0.048 22.5), rgb(63, 32, 31).
Aa
White text reads best on this color (14.60:1).
About this color
#3F201F is a dark, muted red. In OKLCH its lightness is 29%, its chroma 0.048 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.040 away. White text reads best on it, at 14.60:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | muted (0.048) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.43:1 |
| White text | 14.60:1 |
Values
| HEX | #3F201F |
| RGB | rgb(63, 32, 31) |
| HSL | hsl(2, 34%, 18%) |
| OKLCH | oklch(28.5% 0.048 22.5) |
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 #3F201F | 14.60:1 | AAA | Lc -104.2 | Preferred for body text |
| Black text on #3F201F | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #3F201F text on white | 14.60:1 | AAA | Lc 101.2 | Preferred for body text |
| #3F201F text on black | 1.43:1 | 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
#FBF4F3
oklch(97.2% 0.008 27.2)
-
Step 100
100
#F5E6E5
oklch(93.7% 0.016 22.1)
-
Step 200
200
#EED1D0
oklch(88.5% 0.033 20.1)
-
Step 300
300
#E3B3B0
oklch(80.9% 0.056 22.5)
-
Step 400
400
#D48A86
oklch(70.8% 0.091 23)
-
Step 500
500
#C66B68
oklch(63.1% 0.116 22.9)
-
Step 600
600
#B15150
oklch(55.6% 0.126 22.6)
-
Step 700
700
#984141
oklch(49.1% 0.117 22.4)
-
Step 800
800
#7C3635
oklch(42.7% 0.098 22.9)
-
Step 900
900
#642F2E
oklch(37.6% 0.077 22.5)
-
Step 950
950 (this color)
#3F201F
oklch(28.5% 0.048 22.5)
#3F201F 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) | #27251F | 0.050 |
| Deuteranopia (no green cones) | #2E2B1E | 0.047 |
| Tritanopia (no blue cones) | #451C20 | 0.016 |
| Achromatopsia (no color) | #292929 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F201F
#3F201F
oklch(28.5% 0.048 22.5)
- #013135
#013135
oklch(28.6% 0.048 203.6)
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 #3F201F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.040
- Dark Brown #341C02 ΔE 0.049
- Jet #212529 ΔE 0.060
- Mahogany #4A0100 ΔE 0.063
- Deep Brown #410200 ΔE 0.067
- Space Cadet #2B2D42 ΔE 0.070
- Dark #1B2431 ΔE 0.073
- Dark Maroon #3C0008 ΔE 0.074
Use #3F201F 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.