#3A1010
Closest named color: Deep Brown (#410200). oklch(24.4% 0.067 23.5), rgb(58, 16, 16).
Aa
White text reads best on this color (16.64:1).
About this color
#3A1010 is a very dark, muted red. In OKLCH its lightness is 24%, its chroma 0.067 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Brown (#410200), ΔE 0.030 away. White text reads best on it, at 16.64:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Deep Brown (#410200) |
| Black text | 1.26:1 |
| White text | 16.64:1 |
Values
| HEX | #3A1010 |
| RGB | rgb(58, 16, 16) |
| HSL | hsl(0, 57%, 15%) |
| OKLCH | oklch(24.4% 0.067 23.5) |
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 #3A1010 | 16.64:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #3A1010 | 1.26:1 | Fails | Lc 0.0 | Not readable |
| #3A1010 text on white | 16.64:1 | AAA | Lc 103.2 | Preferred for body text |
| #3A1010 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#F9E4E3
oklch(93.5% 0.023 20.9)
-
Step 200
200
#F5CFCB
oklch(88.6% 0.043 25.1)
-
Step 300
300
#F0ADA8
oklch(80.9% 0.08 23.8)
-
Step 400
400
#E57F7A
oklch(70.8% 0.127 23.7)
-
Step 500
500
#DA5A59
oklch(63.1% 0.162 23.3)
-
Step 600
600
#C53A3E
oklch(55.5% 0.176 23.5)
-
Step 700
700
#AA2B30
oklch(49.1% 0.163 23.7)
-
Step 800
800
#8A2629
oklch(42.7% 0.135 23.4)
-
Step 900
900
#6F2525
oklch(37.7% 0.105 23.6)
-
Step 950
950 (this color)
#3A1010
oklch(24.4% 0.067 23.5)
#3A1010 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) | #1B1910 | 0.071 |
| Deuteranopia (no green cones) | #25210F | 0.065 |
| Tritanopia (no blue cones) | #400710 | 0.020 |
| Achromatopsia (no color) | #1E1E1E | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A1010
#3A1010
oklch(24.4% 0.067 23.5)
- #002629
#002629
oklch(24.5% 0.042 202.7)
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 #3A1010, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Brown #410200 ΔE 0.030
- Dark Maroon #3C0008 ΔE 0.030
- Chocolate Brown #411900 ΔE 0.041
- Mahogany #4A0100 ΔE 0.041
- Dark Brown #341C02 ΔE 0.045
- Dark Plum #3F012C ΔE 0.066
- Aubergine #3D0734 ΔE 0.074
- Jet #212529 ΔE 0.076
Use #3A1010 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.