#3F2E24
Closest named color: Onyx (#343A40). oklch(31.8% 0.03 51.8), rgb(63, 46, 36).
Aa
White text reads best on this color (12.90:1).
About this color
#3F2E24 is a dark, muted brown. In OKLCH its lightness is 32%, its chroma 0.030 and its hue 52°. Its hue sits on the warm side of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.051 away. White text reads best on it, at 12.90:1.
| Hue family | Browns |
| Lightness | dark (32%) |
| Chroma | muted (0.030) |
| Temperature | warm |
| Nearest name | Onyx (#343A40) |
| Black text | 1.62:1 |
| White text | 12.90:1 |
Values
| HEX | #3F2E24 |
| RGB | rgb(63, 46, 36) |
| HSL | hsl(22, 27%, 19%) |
| OKLCH | oklch(31.8% 0.03 51.8) |
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 #3F2E24 | 12.90:1 | AAA | Lc -102.3 | Preferred for body text |
| Black text on #3F2E24 | 1.62:1 | Fails | Lc 0.0 | Not readable |
| #3F2E24 text on white | 12.90:1 | AAA | Lc 99.0 | Preferred for body text |
| #3F2E24 text on black | 1.62:1 | 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
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#F0E8E4
oklch(93.6% 0.01 48.6)
-
Step 200
200
#E5D6CD
oklch(88.6% 0.021 53.2)
-
Step 300
300
#D4BBAC
oklch(80.9% 0.035 53)
-
Step 400
400
#BE9780
oklch(70.7% 0.057 52)
-
Step 500
500
#AE7D60
oklch(63.2% 0.074 51.6)
-
Step 600
600
#996646
oklch(55.7% 0.08 52.5)
-
Step 700
700
#825438
oklch(49% 0.074 51.6)
-
Step 800
800
#6A452F
oklch(42.7% 0.061 51.2)
-
Step 900
900
#563A29
oklch(37.6% 0.048 52)
-
Step 950
950 (this color)
#3F2E24
oklch(31.8% 0.03 51.8)
#3F2E24 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) | #332F23 | 0.023 |
| Deuteranopia (no green cones) | #373324 | 0.021 |
| Tritanopia (no blue cones) | #442B2B | 0.020 |
| Achromatopsia (no color) | #323232 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F2E24
#3F2E24
oklch(31.8% 0.03 51.8)
- #22353F
#22353F
oklch(31.7% 0.03 231.9)
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 #3F2E24, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.051
- Pakistan Green #283618 ΔE 0.055
- Gunmetal #293241 ΔE 0.058
- Chocolate Brown #411900 ΔE 0.064
- Space Cadet #2B2D42 ΔE 0.064
- Charcoal Grey #3C4142 ΔE 0.065
- Jet #212529 ΔE 0.068
- Dark Brown #341C02 ΔE 0.069
Use #3F2E24 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.