#3A091F
Closest named color: Dark Plum (#3F012C). oklch(23.9% 0.079 357.7), rgb(58, 9, 31).
Aa
White text reads best on this color (16.95:1).
About this color
#3A091F is a very dark, moderately saturated red. In OKLCH its lightness is 24%, its chroma 0.079 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.032 away. White text reads best on it, at 16.95:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.079) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.23:1 |
| White text | 16.95:1 |
Values
| HEX | #3A091F |
| RGB | rgb(58, 9, 31) |
| HSL | hsl(333, 73%, 13%) |
| OKLCH | oklch(23.9% 0.079 357.7) |
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 #3A091F | 16.95:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #3A091F | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #3A091F text on white | 16.95:1 | AAA | Lc 103.3 | Preferred for body text |
| #3A091F 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#FAE3EA
oklch(93.6% 0.027 357.2)
-
Step 200
200
#F7CBD9
oklch(88.4% 0.053 357.2)
-
Step 300
300
#F3A7C1
oklch(80.9% 0.095 357.3)
-
Step 400
400
#E975A1
oklch(70.8% 0.15 357.7)
-
Step 500
500
#DE4A8A
oklch(63.1% 0.192 357.5)
-
Step 600
600
#C92173
oklch(55.6% 0.208 357.8)
-
Step 700
700
#AD0D61
oklch(49% 0.194 357.5)
-
Step 800
800
#8D134F
oklch(42.7% 0.161 357.8)
-
Step 900
900
#711B42
oklch(37.7% 0.124 357.4)
-
Step 950
950 (this color)
#3A091F
oklch(23.9% 0.079 357.7)
#3A091F 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) | #131720 | 0.089 |
| Deuteranopia (no green cones) | #20201E | 0.081 |
| Tritanopia (no blue cones) | #3F0412 | 0.025 |
| Achromatopsia (no color) | #1C1C1C | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A091F
#3A091F
oklch(23.9% 0.079 357.7)
- #00261F
#00261F
oklch(24% 0.044 177.4)
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 #3A091F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.032
- Dark Maroon #3C0008 ΔE 0.038
- Aubergine #3D0734 ΔE 0.041
- Eggplant #380835 ΔE 0.044
- Deep Brown #410200 ΔE 0.051
- Mahogany #4A0100 ΔE 0.059
- Dark Purple #35063E ΔE 0.064
- Eggplant Purple #430541 ΔE 0.067
Use #3A091F 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.