#331309
Closest named color: Dark Brown (#341C02). oklch(23.4% 0.055 38), rgb(51, 19, 9).
Aa
White text reads best on this color (16.96:1).
About this color
#331309 is a very dark, muted red. In OKLCH its lightness is 23%, its chroma 0.055 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.032 away. White text reads best on it, at 16.96:1.
| Hue family | Reds |
| Lightness | very dark (23%) |
| Chroma | muted (0.055) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.23:1 |
| White text | 16.96:1 |
Values
| HEX | #331309 |
| RGB | rgb(51, 19, 9) |
| HSL | hsl(14, 70%, 12%) |
| OKLCH | oklch(23.4% 0.055 38) |
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 #331309 | 16.96:1 | AAA | Lc -106.0 | Preferred for body text |
| Black text on #331309 | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #331309 text on white | 16.96:1 | AAA | Lc 103.6 | Preferred for body text |
| #331309 text on black | 1.23:1 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6E1
oklch(93.6% 0.019 38.1)
-
Step 200
200
#F0D2C8
oklch(88.6% 0.036 39.3)
-
Step 300
300
#E7B3A3
oklch(81% 0.065 37.8)
-
Step 400
400
#D98970
oklch(70.7% 0.105 38.1)
-
Step 500
500
#CC694B
oklch(63% 0.133 37.6)
-
Step 600
600
#B84E2D
oklch(55.6% 0.145 37.6)
-
Step 700
700
#9E3E1F
oklch(49.1% 0.135 37.8)
-
Step 800
800
#80341C
oklch(42.7% 0.112 37.8)
-
Step 900
900
#672E1D
oklch(37.6% 0.087 37.3)
-
Step 950
950 (this color)
#331309
oklch(23.4% 0.055 38)
#331309 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) | #1C1808 | 0.053 |
| Deuteranopia (no green cones) | #231F08 | 0.050 |
| Tritanopia (no blue cones) | #390D11 | 0.025 |
| Achromatopsia (no color) | #1C1C1C | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331309
#331309
oklch(23.4% 0.055 38)
- #00222B
#00222B
oklch(23.3% 0.042 219.2)
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 #331309, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.032
- Deep Brown #410200 ΔE 0.041
- Chocolate Brown #411900 ΔE 0.041
- Dark Maroon #3C0008 ΔE 0.042
- Mahogany #4A0100 ΔE 0.056
- Jet #212529 ΔE 0.069
- Dark #1B2431 ΔE 0.082
- Very Dark Brown #1D0200 ΔE 0.083
Use #331309 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.