#3F182D
Closest named color: Aubergine (#3D0734). oklch(27.6% 0.067 348.9), rgb(63, 24, 45).
Aa
White text reads best on this color (15.21:1).
About this color
#3F182D is a dark, muted red. In OKLCH its lightness is 28%, its chroma 0.067 and its hue 349°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.043 away. White text reads best on it, at 15.21:1.
| Hue family | Reds |
| Lightness | dark (28%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.37:1 |
| White text | 15.21:1 |
Values
| HEX | #3F182D |
| RGB | rgb(63, 24, 45) |
| HSL | hsl(328, 45%, 17%) |
| OKLCH | oklch(27.6% 0.067 348.9) |
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 #3F182D | 15.21:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #3F182D | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #3F182D text on white | 15.21:1 | AAA | Lc 101.8 | Preferred for body text |
| #3F182D text on black | 1.37:1 | 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
#FBF3F6
oklch(97.1% 0.009 352.4)
-
Step 100
100
#F7E4EC
oklch(93.6% 0.023 350.1)
-
Step 200
200
#F1CEDE
oklch(88.6% 0.044 348.7)
-
Step 300
300
#E9ACC9
oklch(81% 0.08 348.9)
-
Step 400
400
#DB7EAD
oklch(70.8% 0.128 349.2)
-
Step 500
500
#CE5999
oklch(63% 0.164 348.9)
-
Step 600
600
#B93B84
oklch(55.6% 0.177 348.7)
-
Step 700
700
#9F2C6F
oklch(49.1% 0.164 349.1)
-
Step 800
800
#81265B
oklch(42.6% 0.137 348.6)
-
Step 900
900
#68254A
oklch(37.6% 0.106 349.1)
-
Step 950
950 (this color)
#3F182D
oklch(27.6% 0.067 348.9)
#3F182D 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) | #1C212E | 0.073 |
| Deuteranopia (no green cones) | #27282C | 0.066 |
| Tritanopia (no blue cones) | #441720 | 0.026 |
| Achromatopsia (no color) | #262626 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F182D
#3F182D
oklch(27.6% 0.067 348.9)
- #003023
#003023
oklch(27.5% 0.055 169.2)
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 #3F182D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.043
- Dark Plum #3F012C ΔE 0.046
- Eggplant #380835 ΔE 0.048
- Eggplant Purple #430541 ΔE 0.057
- Dark Purple #35063E ΔE 0.064
- Deep Violet #490648 ΔE 0.066
- Dark Maroon #3C0008 ΔE 0.070
- Chocolate Brown #411900 ΔE 0.070
Use #3F182D 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.