#3D1903
Closest named color: Chocolate Brown (#411900). oklch(26.3% 0.065 49.1), rgb(61, 25, 3).
Aa
White text reads best on this color (15.68:1).
About this color
#3D1903 is a dark, muted brown. In OKLCH its lightness is 26%, its chroma 0.065 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.010 away. White text reads best on it, at 15.68:1.
| Hue family | Browns |
| Lightness | dark (26%) |
| Chroma | muted (0.065) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.33:1 |
| White text | 15.68:1 |
Values
| HEX | #3D1903 |
| RGB | rgb(61, 25, 3) |
| HSL | hsl(23, 91%, 13%) |
| OKLCH | oklch(26.3% 0.065 49.1) |
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 #3D1903 | 15.68:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #3D1903 | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #3D1903 text on white | 15.68:1 | AAA | Lc 102.3 | Preferred for body text |
| #3D1903 text on black | 1.33:1 | 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
#FCF4EF
oklch(97.2% 0.011 54.5)
-
Step 100
100
#F7E6DD
oklch(93.6% 0.022 49.9)
-
Step 200
200
#F2D1C1
oklch(88.4% 0.043 47.5)
-
Step 300
300
#EBB295
oklch(80.9% 0.078 48.2)
-
Step 400
400
#DE8857
oklch(70.7% 0.124 49.5)
-
Step 500
500
#D3661B
oklch(63.1% 0.159 49)
-
Step 600
600
#B65200
oklch(55.7% 0.149 48.9)
-
Step 700
700
#994400
oklch(49% 0.131 49)
-
Step 800
800
#7F3700
oklch(42.8% 0.115 48.9)
-
Step 900
900
#6A2D00
oklch(37.6% 0.101 49.1)
-
Step 950
950 (this color)
#3D1903
oklch(26.3% 0.065 49.1)
#3D1903 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) | #231E01 | 0.059 |
| Deuteranopia (no green cones) | #2C2602 | 0.052 |
| Tritanopia (no blue cones) | #441114 | 0.037 |
| Achromatopsia (no color) | #232323 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D1903
#3D1903
oklch(26.3% 0.065 49.1)
- #002939
#002939
oklch(26.3% 0.052 229.8)
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 #3D1903, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.010
- Dark Brown #341C02 ΔE 0.022
- Deep Brown #410200 ΔE 0.046
- Mahogany #4A0100 ΔE 0.048
- Dark Maroon #3C0008 ΔE 0.059
- Jet #212529 ΔE 0.074
- Dark #1B2431 ΔE 0.091
- Pakistan Green #283618 ΔE 0.091
Use #3D1903 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.