#3B0B28
Closest named color: Dark Plum (#3F012C). oklch(24.7% 0.082 347.7), rgb(59, 11, 40).
Aa
White text reads best on this color (16.60:1).
About this color
#3B0B28 is a very dark, moderately saturated red. In OKLCH its lightness is 25%, its chroma 0.082 and its hue 348°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.021 away. White text reads best on it, at 16.60:1.
| Hue family | Reds |
| Lightness | very dark (25%) |
| Chroma | moderately saturated (0.082) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.26:1 |
| White text | 16.60:1 |
Values
| HEX | #3B0B28 |
| RGB | rgb(59, 11, 40) |
| HSL | hsl(324, 69%, 14%) |
| OKLCH | oklch(24.7% 0.082 347.7) |
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 #3B0B28 | 16.60:1 | AAA | Lc -105.6 | Preferred for body text |
| Black text on #3B0B28 | 1.26:1 | Fails | Lc 0.0 | Not readable |
| #3B0B28 text on white | 16.60:1 | AAA | Lc 103.0 | Preferred for body text |
| #3B0B28 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
#FDF2F7
oklch(97.1% 0.013 347.9)
-
Step 100
100
#F9E3ED
oklch(93.6% 0.027 348.3)
-
Step 200
200
#F6CBE0
oklch(88.5% 0.055 347.3)
-
Step 300
300
#F0A7CC
oklch(80.9% 0.097 347.7)
-
Step 400
400
#E574B2
oklch(70.7% 0.156 347.8)
-
Step 500
500
#DA499F
oklch(63.2% 0.199 347.8)
-
Step 600
600
#C51F8A
oklch(55.6% 0.217 347.6)
-
Step 700
700
#AA0A75
oklch(49.2% 0.202 347.8)
-
Step 800
800
#8A125F
oklch(42.8% 0.167 347.9)
-
Step 900
900
#6F1A4E
oklch(37.7% 0.13 347.6)
-
Step 950
950 (this color)
#3B0B28
oklch(24.7% 0.082 347.7)
#3B0B28 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) | #121929 | 0.091 |
| Deuteranopia (no green cones) | #202127 | 0.079 |
| Tritanopia (no blue cones) | #400918 | 0.032 |
| Achromatopsia (no color) | #1E1E1E | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B0B28
#3B0B28
oklch(24.7% 0.082 347.7)
- #00281C
#00281C
oklch(24.6% 0.05 168)
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 #3B0B28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.021
- Aubergine #3D0734 ΔE 0.025
- Eggplant #380835 ΔE 0.029
- Dark Purple #35063E ΔE 0.049
- Eggplant Purple #430541 ΔE 0.051
- Dark Maroon #3C0008 ΔE 0.054
- Deep Purple #36013F ΔE 0.054
- Very Dark Purple #2A0134 ΔE 0.061
Use #3B0B28 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.