#431B39
Closest named color: Aubergine (#3D0734). oklch(29.3% 0.075 337.9), rgb(67, 27, 57).
Aa
White text reads best on this color (14.43:1).
About this color
#431B39 is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.075 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.046 away. White text reads best on it, at 14.43:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.075) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.45:1 |
| White text | 14.43:1 |
Values
| HEX | #431B39 |
| RGB | rgb(67, 27, 57) |
| HSL | hsl(315, 43%, 18%) |
| OKLCH | oklch(29.3% 0.075 337.9) |
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 #431B39 | 14.43:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #431B39 | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #431B39 text on white | 14.43:1 | AAA | Lc 100.9 | Preferred for body text |
| #431B39 text on black | 1.45:1 | 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
#FBF3F8
oklch(97.2% 0.011 339.3)
-
Step 100
100
#F6E4F0
oklch(93.7% 0.025 337.8)
-
Step 200
200
#F0CDE5
oklch(88.5% 0.05 337.5)
-
Step 300
300
#E7ABD5
oklch(81% 0.089 337.8)
-
Step 400
400
#D97BBF
oklch(70.7% 0.143 338.3)
-
Step 500
500
#CC55AF
oklch(63.1% 0.182 338.1)
-
Step 600
600
#B7349B
oklch(55.6% 0.199 337.9)
-
Step 700
700
#9D2584
oklch(49.1% 0.184 338)
-
Step 800
800
#80216B
oklch(42.7% 0.153 338.3)
-
Step 900
900
#672257
oklch(37.7% 0.119 338)
-
Step 950
950 (this color)
#431B39
oklch(29.3% 0.075 337.9)
#431B39 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) | #1C263A | 0.079 |
| Deuteranopia (no green cones) | #272C38 | 0.071 |
| Tritanopia (no blue cones) | #471C27 | 0.036 |
| Achromatopsia (no color) | #2A2A2A | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #431B39
#431B39
oklch(29.3% 0.075 337.9)
- #00361E
#00361E
oklch(29.3% 0.069 157.6)
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 #431B39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.046
- Eggplant Purple #430541 ΔE 0.047
- Deep Violet #490648 ΔE 0.050
- Eggplant #380835 ΔE 0.052
- Dark Plum #3F012C ΔE 0.055
- Plum Purple #4E0550 ΔE 0.062
- Dark Purple #35063E ΔE 0.062
- Space Cadet #2B2D42 ΔE 0.065
Use #431B39 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.