#3D102A
Closest named color: Dark Plum (#3F012C). oklch(25.8% 0.078 348.2), rgb(61, 16, 42).
Aa
White text reads best on this color (16.08:1).
About this color
#3D102A is a dark, moderately saturated red. In OKLCH its lightness is 26%, its chroma 0.078 and its hue 348°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.029 away. White text reads best on it, at 16.08:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.078) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.30:1 |
| White text | 16.08:1 |
Values
| HEX | #3D102A |
| RGB | rgb(61, 16, 42) |
| HSL | hsl(325, 58%, 15%) |
| OKLCH | oklch(25.8% 0.078 348.2) |
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 #3D102A | 16.08:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #3D102A | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #3D102A text on white | 16.08:1 | AAA | Lc 102.6 | Preferred for body text |
| #3D102A 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
#FCF2F7
oklch(97% 0.013 345.5)
-
Step 100
100
#F8E3ED
oklch(93.6% 0.026 347.1)
-
Step 200
200
#F4CCDF
oklch(88.5% 0.051 347.9)
-
Step 300
300
#EEA9CB
oklch(81% 0.091 348.3)
-
Step 400
400
#E277B0
oklch(70.7% 0.148 348.4)
-
Step 500
500
#D64E9D
oklch(63% 0.189 348)
-
Step 600
600
#C12A87
oklch(55.5% 0.204 348.3)
-
Step 700
700
#A71973
oklch(49.2% 0.191 348.3)
-
Step 800
800
#871A5D
oklch(42.7% 0.157 348.4)
-
Step 900
900
#6D1E4D
oklch(37.7% 0.123 347.9)
-
Step 950
950 (this color)
#3D102A
oklch(25.8% 0.078 348.2)
#3D102A 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) | #161C2B | 0.085 |
| Deuteranopia (no green cones) | #222429 | 0.077 |
| Tritanopia (no blue cones) | #420E1B | 0.030 |
| Achromatopsia (no color) | #212121 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D102A
#3D102A
oklch(25.8% 0.078 348.2)
- #002B1F
#002B1F
oklch(25.7% 0.051 169.2)
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 #3D102A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.029
- Aubergine #3D0734 ΔE 0.029
- Eggplant #380835 ΔE 0.034
- Eggplant Purple #430541 ΔE 0.050
- Dark Purple #35063E ΔE 0.053
- Dark Maroon #3C0008 ΔE 0.059
- Deep Purple #36013F ΔE 0.059
- Deep Violet #490648 ΔE 0.064
Use #3D102A 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.