#331809
Closest named color: Dark Brown (#341C02). oklch(24.4% 0.05 48.1), rgb(51, 24, 9).
Aa
White text reads best on this color (16.46:1).
About this color
#331809 is a very dark, muted brown. In OKLCH its lightness is 24%, its chroma 0.050 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.018 away. White text reads best on it, at 16.46:1.
| Hue family | Browns |
| Lightness | very dark (24%) |
| Chroma | muted (0.050) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.27:1 |
| White text | 16.46:1 |
Values
| HEX | #331809 |
| RGB | rgb(51, 24, 9) |
| HSL | hsl(21, 70%, 12%) |
| OKLCH | oklch(24.4% 0.05 48.1) |
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 #331809 | 16.46:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #331809 | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #331809 text on white | 16.46:1 | AAA | Lc 103.2 | Preferred for body text |
| #331809 text on black | 1.27:1 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7E0
oklch(93.6% 0.017 50.4)
-
Step 200
200
#ECD3C7
oklch(88.4% 0.032 47.3)
-
Step 300
300
#E1B6A0
oklch(80.9% 0.059 48.5)
-
Step 400
400
#D18E6C
oklch(70.6% 0.095 47.6)
-
Step 500
500
#C47144
oklch(63.2% 0.121 47.9)
-
Step 600
600
#AF5722
oklch(55.6% 0.132 48)
-
Step 700
700
#964714
oklch(49.1% 0.122 48.3)
-
Step 800
800
#7A3B15
oklch(42.8% 0.101 48.1)
-
Step 900
900
#633318
oklch(37.8% 0.079 48.1)
-
Step 950
950 (this color)
#331809
oklch(24.4% 0.05 48.1)
#331809 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) | #201B08 | 0.042 |
| Deuteranopia (no green cones) | #262109 | 0.039 |
| Tritanopia (no blue cones) | #391315 | 0.029 |
| Achromatopsia (no color) | #1F1F1F | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331809
#331809
oklch(24.4% 0.05 48.1)
- #002432
#002432
oklch(24.3% 0.048 228.8)
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 #331809, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.018
- Chocolate Brown #411900 ΔE 0.034
- Deep Brown #410200 ΔE 0.050
- Dark Maroon #3C0008 ΔE 0.055
- Mahogany #4A0100 ΔE 0.061
- Jet #212529 ΔE 0.062
- Dark #1B2431 ΔE 0.077
- Rich Black #0D1B2A ΔE 0.088
Use #331809 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.