#3B1010
Closest named color: Deep Brown (#410200). oklch(24.6% 0.068 23.6), rgb(59, 16, 16).
Aa
White text reads best on this color (16.56:1).
About this color
#3B1010 is a very dark, muted red. In OKLCH its lightness is 25%, its chroma 0.068 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Brown (#410200), ΔE 0.029 away. White text reads best on it, at 16.56:1.
| Hue family | Reds |
| Lightness | very dark (25%) |
| Chroma | muted (0.068) |
| Temperature | warm |
| Nearest name | Deep Brown (#410200) |
| Black text | 1.26:1 |
| White text | 16.56:1 |
Values
| HEX | #3B1010 |
| RGB | rgb(59, 16, 16) |
| HSL | hsl(0, 57%, 15%) |
| OKLCH | oklch(24.6% 0.068 23.6) |
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 #3B1010 | 16.56:1 | AAA | Lc -105.6 | Preferred for body text |
| Black text on #3B1010 | 1.26:1 | Fails | Lc 0.0 | Not readable |
| #3B1010 text on white | 16.56:1 | AAA | Lc 103.1 | Preferred for body text |
| #3B1010 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
#F9E4E2
oklch(93.5% 0.023 24.1)
-
Step 200
200
#F6CECB
oklch(88.5% 0.046 23.1)
-
Step 300
300
#F1ADA8
oklch(81% 0.081 23.7)
-
Step 400
400
#E67E79
oklch(70.7% 0.129 23.8)
-
Step 500
500
#DB5857
oklch(63% 0.165 23.5)
-
Step 600
600
#C7383D
oklch(55.7% 0.18 23.4)
-
Step 700
700
#AB282F
oklch(49% 0.167 23.4)
-
Step 800
800
#8B2427
oklch(42.7% 0.138 23.8)
-
Step 900
900
#702424
oklch(37.7% 0.108 23.9)
-
Step 950
950 (this color)
#3B1010
oklch(24.6% 0.068 23.6)
#3B1010 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 | 0.073 |
| Deuteranopia (no green cones) | #26220F | 0.067 |
| Tritanopia (no blue cones) | #410710 | 0.020 |
| Achromatopsia (no color) | #1F1F1F | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B1010
#3B1010
oklch(24.6% 0.068 23.6)
- #00262A
#00262A
oklch(24.5% 0.042 205.3)
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 #3B1010, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Brown #410200 ΔE 0.029
- Dark Maroon #3C0008 ΔE 0.031
- Mahogany #4A0100 ΔE 0.039
- Chocolate Brown #411900 ΔE 0.040
- Dark Brown #341C02 ΔE 0.045
- Dark Plum #3F012C ΔE 0.066
- Aubergine #3D0734 ΔE 0.073
- Eggplant #380835 ΔE 0.077
Use #3B1010 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.