#3A0013
Closest named color: Dark Maroon (#3C0008). oklch(22.3% 0.089 8.3), rgb(58, 0, 19).
Aa
White text reads best on this color (17.65:1).
About this color
#3A0013 is a very dark, moderately saturated red. In OKLCH its lightness is 22%, its chroma 0.089 and its hue 8°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.019 away. White text reads best on it, at 17.65:1.
| Hue family | Reds |
| Lightness | very dark (22%) |
| Chroma | moderately saturated (0.089) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.18:1 |
| White text | 17.65:1 |
Values
| HEX | #3A0013 |
| RGB | rgb(58, 0, 19) |
| HSL | hsl(340, 100%, 11%) |
| OKLCH | oklch(22.3% 0.089 8.3) |
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 #3A0013 | 17.65:1 | AAA | Lc -105.9 | Preferred for body text |
| Black text on #3A0013 | 1.18:1 | Fails | Lc 0.0 | Not readable |
| #3A0013 text on white | 17.65:1 | AAA | Lc 103.5 | Preferred for body text |
| #3A0013 text on black | 1.18:1 | 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
#FFF2F3
oklch(97.2% 0.014 12)
-
Step 100
100
#FDE2E6
oklch(93.6% 0.03 7.5)
-
Step 200
200
#FDCAD1
oklch(88.5% 0.059 9.1)
-
Step 300
300
#FCA4B3
oklch(81% 0.105 8.6)
-
Step 400
400
#F56D8C
oklch(70.7% 0.169 8.2)
-
Step 500
500
#ED3870
oklch(63.2% 0.217 8.1)
-
Step 600
600
#D30059
oklch(55.5% 0.222 8.3)
-
Step 700
700
#B3004A
oklch(49.1% 0.197 8.5)
-
Step 800
800
#94003C
oklch(42.7% 0.171 8.4)
-
Step 900
900
#7A0D33
oklch(37.8% 0.141 8.2)
-
Step 950
950 (this color)
#3A0013
oklch(22.3% 0.089 8.3)
#3A0013 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) | #101113 | 0.101 |
| Deuteranopia (no green cones) | #1F1D11 | 0.093 |
| Tritanopia (no blue cones) | #400007 | 0.026 |
| Achromatopsia (no color) | #191919 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A0013
#3A0013
oklch(22.3% 0.089 8.3)
- #00211F
#00211F
oklch(22.3% 0.039 189)
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 #3A0013, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.019
- Deep Brown #410200 ΔE 0.039
- Dark Plum #3F012C ΔE 0.048
- Mahogany #4A0100 ΔE 0.052
- Aubergine #3D0734 ΔE 0.061
- Eggplant #380835 ΔE 0.064
- Chocolate Brown #411900 ΔE 0.075
- Very Dark Purple #2A0134 ΔE 0.080
Use #3A0013 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.