#3F230F
Closest named color: Chocolate Brown (#411900). oklch(28.8% 0.053 54.3), rgb(63, 35, 15).
Aa
White text reads best on this color (14.39:1).
About this color
#3F230F is a dark, muted brown. In OKLCH its lightness is 29%, its chroma 0.053 and its hue 54°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.027 away. White text reads best on it, at 14.39:1.
| Hue family | Browns |
| Lightness | dark (29%) |
| Chroma | muted (0.053) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.45:1 |
| White text | 14.39:1 |
Values
| HEX | #3F230F |
| RGB | rgb(63, 35, 15) |
| HSL | hsl(25, 62%, 15%) |
| OKLCH | oklch(28.8% 0.053 54.3) |
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 #3F230F | 14.39:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #3F230F | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #3F230F text on white | 14.39:1 | AAA | Lc 101.0 | Preferred for body text |
| #3F230F text on black | 1.45:1 | 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
#FAF4F0
oklch(97.1% 0.008 56.3)
-
Step 100
100
#F4E7DF
oklch(93.6% 0.018 54)
-
Step 200
200
#ECD4C4
oklch(88.5% 0.034 55.9)
-
Step 300
300
#E2B69B
oklch(80.9% 0.063 53.1)
-
Step 400
400
#D28F62
oklch(70.7% 0.101 54.2)
-
Step 500
500
#C47134
oklch(63% 0.129 53.9)
-
Step 600
600
#AF5800
oklch(55.6% 0.139 54.3)
-
Step 700
700
#944900
oklch(49% 0.123 54)
-
Step 800
800
#7A3B00
oklch(42.6% 0.107 54)
-
Step 900
900
#63330D
oklch(37.7% 0.084 54)
-
Step 950
950 (this color)
#3F230F
oklch(28.8% 0.053 54.3)
#3F230F 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) | #2B260D | 0.042 |
| Deuteranopia (no green cones) | #322C0F | 0.037 |
| Tritanopia (no blue cones) | #451D1E | 0.035 |
| Achromatopsia (no color) | #2A2A2A | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F230F
#3F230F
oklch(28.8% 0.053 54.3)
- #092F41
#092F41
oklch(28.9% 0.053 233.8)
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 #3F230F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.027
- Dark Brown #341C02 ΔE 0.036
- Mahogany #4A0100 ΔE 0.068
- Jet #212529 ΔE 0.068
- Pakistan Green #283618 ΔE 0.069
- Deep Brown #410200 ΔE 0.071
- Dark Maroon #3C0008 ΔE 0.084
- Dark #1B2431 ΔE 0.085
Use #3F230F 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.