#3A0F18
Closest named color: Dark Maroon (#3C0008). oklch(24.4% 0.068 11.1), rgb(58, 15, 24).
Aa
White text reads best on this color (16.64:1).
About this color
#3A0F18 is a very dark, muted red. In OKLCH its lightness is 24%, its chroma 0.068 and its hue 11°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.032 away. White text reads best on it, at 16.64:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | muted (0.068) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.26:1 |
| White text | 16.64:1 |
Values
| HEX | #3A0F18 |
| RGB | rgb(58, 15, 24) |
| HSL | hsl(347, 59%, 14%) |
| OKLCH | oklch(24.4% 0.068 11.1) |
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 #3A0F18 | 16.64:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #3A0F18 | 1.26:1 | Fails | Lc 0.0 | Not readable |
| #3A0F18 text on white | 16.64:1 | AAA | Lc 103.2 | Preferred for body text |
| #3A0F18 text on black | 1.26:1 | 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
#FDF3F4
oklch(97.2% 0.011 10.3)
-
Step 100
100
#F9E4E6
oklch(93.6% 0.023 11)
-
Step 200
200
#F5CED2
oklch(88.6% 0.044 11)
-
Step 300
300
#F0ABB4
oklch(80.9% 0.082 10.4)
-
Step 400
400
#E47C8C
oklch(70.6% 0.129 11.1)
-
Step 500
500
#D95670
oklch(63% 0.165 11.1)
-
Step 600
600
#C53659
oklch(55.7% 0.179 11)
-
Step 700
700
#A92649
oklch(49% 0.167 10.8)
-
Step 800
800
#8A223C
oklch(42.7% 0.139 10.9)
-
Step 900
900
#6F2333
oklch(37.8% 0.108 11.3)
-
Step 950
950 (this color)
#3A0F18
oklch(24.4% 0.068 11.1)
#3A0F18 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) | #191918 | 0.075 |
| Deuteranopia (no green cones) | #242117 | 0.068 |
| Tritanopia (no blue cones) | #400813 | 0.017 |
| Achromatopsia (no color) | #1E1E1E | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A0F18
#3A0F18
oklch(24.4% 0.068 11.1)
- #002625
#002625
oklch(24.3% 0.042 192.1)
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 #3A0F18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.032
- Deep Brown #410200 ΔE 0.038
- Mahogany #4A0100 ΔE 0.047
- Dark Plum #3F012C ΔE 0.052
- Chocolate Brown #411900 ΔE 0.053
- Dark Brown #341C02 ΔE 0.057
- Aubergine #3D0734 ΔE 0.059
- Eggplant #380835 ΔE 0.062
Use #3A0F18 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.