#3B151B
Closest named color: Dark Maroon (#3C0008). oklch(25.7% 0.06 12.6), rgb(59, 21, 27).
Aa
White text reads best on this color (16.04:1).
About this color
#3B151B is a dark, muted red. In OKLCH its lightness is 26%, its chroma 0.060 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.045 away. White text reads best on it, at 16.04:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | muted (0.060) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.30:1 |
| White text | 16.04:1 |
Values
| HEX | #3B151B |
| RGB | rgb(59, 21, 27) |
| HSL | hsl(351, 48%, 16%) |
| OKLCH | oklch(25.7% 0.06 12.6) |
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 #3B151B | 16.04:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #3B151B | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #3B151B text on white | 16.04:1 | AAA | Lc 102.7 | Preferred for body text |
| #3B151B text on black | 1.30:1 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F7E5E6
oklch(93.7% 0.02 13.6)
-
Step 200
200
#F2CFD2
oklch(88.5% 0.04 12.1)
-
Step 300
300
#EBAEB4
oklch(80.9% 0.072 12.2)
-
Step 400
400
#DE828D
oklch(70.8% 0.114 12.7)
-
Step 500
500
#D25F71
oklch(63.2% 0.146 12.5)
-
Step 600
600
#BD4259
oklch(55.6% 0.158 12.7)
-
Step 700
700
#A33249
oklch(49.1% 0.148 12.6)
-
Step 800
800
#842B3C
oklch(42.7% 0.122 12.6)
-
Step 900
900
#6B2833
oklch(37.8% 0.096 12.9)
-
Step 950
950 (this color)
#3B151B
oklch(25.7% 0.06 12.6)
#3B151B 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) | #1D1D1B | 0.066 |
| Deuteranopia (no green cones) | #27241A | 0.060 |
| Tritanopia (no blue cones) | #411017 | 0.016 |
| Achromatopsia (no color) | #212121 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B151B
#3B151B
oklch(25.7% 0.06 12.6)
- #002A29
#002A29
oklch(25.8% 0.044 192.3)
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 #3B151B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.045
- Chocolate Brown #411900 ΔE 0.045
- Deep Brown #410200 ΔE 0.045
- Mahogany #4A0100 ΔE 0.050
- Dark Brown #341C02 ΔE 0.050
- Dark Plum #3F012C ΔE 0.058
- Aubergine #3D0734 ΔE 0.062
- Eggplant #380835 ΔE 0.065
Use #3B151B 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.