#3D0D21
Closest named color: Dark Plum (#3F012C). oklch(25.1% 0.078 358.8), rgb(61, 13, 33).
Aa
White text reads best on this color (16.43:1).
About this color
#3D0D21 is a dark, moderately saturated red. In OKLCH its lightness is 25%, its chroma 0.078 and its hue 359°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.034 away. White text reads best on it, at 16.43:1.
| Hue family | Reds |
| Lightness | dark (25%) |
| Chroma | moderately saturated (0.078) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.27:1 |
| White text | 16.43:1 |
Values
| HEX | #3D0D21 |
| RGB | rgb(61, 13, 33) |
| HSL | hsl(335, 65%, 15%) |
| OKLCH | oklch(25.1% 0.078 358.8) |
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 #3D0D21 | 16.43:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #3D0D21 | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #3D0D21 text on white | 16.43:1 | AAA | Lc 102.9 | Preferred for body text |
| #3D0D21 text on black | 1.27:1 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#FAE3E9
oklch(93.6% 0.026 359.9)
-
Step 200
200
#F7CCD8
oklch(88.6% 0.051 359.6)
-
Step 300
300
#F2A8BF
oklch(80.9% 0.091 359.1)
-
Step 400
400
#E8769F
oklch(70.7% 0.147 358.7)
-
Step 500
500
#DD4C87
oklch(63.1% 0.187 358.9)
-
Step 600
600
#C82571
oklch(55.6% 0.203 358.8)
-
Step 700
700
#AD135F
oklch(49.2% 0.19 358.7)
-
Step 800
800
#8C164D
oklch(42.7% 0.157 358.9)
-
Step 900
900
#711C40
oklch(37.7% 0.122 359.1)
-
Step 950
950 (this color)
#3D0D21
oklch(25.1% 0.078 358.8)
#3D0D21 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) | #161922 | 0.087 |
| Deuteranopia (no green cones) | #232320 | 0.080 |
| Tritanopia (no blue cones) | #430815 | 0.024 |
| Achromatopsia (no color) | #1F1F1F | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D0D21
#3D0D21
oklch(25.1% 0.078 358.8)
- #002922
#002922
oklch(25.1% 0.046 178.2)
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 #3D0D21, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.034
- Aubergine #3D0734 ΔE 0.041
- Dark Maroon #3C0008 ΔE 0.042
- Eggplant #380835 ΔE 0.045
- Deep Brown #410200 ΔE 0.051
- Mahogany #4A0100 ΔE 0.055
- Eggplant Purple #430541 ΔE 0.065
- Dark Purple #35063E ΔE 0.065
Use #3D0D21 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.