#431F37
Closest named color: Aubergine (#3D0734). oklch(29.9% 0.066 341.4), rgb(67, 31, 55).
Aa
White text reads best on this color (14.09:1).
About this color
#431F37 is a dark, muted purple. In OKLCH its lightness is 30%, its chroma 0.066 and its hue 341°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.057 away. White text reads best on it, at 14.09:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | muted (0.066) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.48:1 |
| White text | 14.09:1 |
Values
| HEX | #431F37 |
| RGB | rgb(67, 31, 55) |
| HSL | hsl(320, 37%, 19%) |
| OKLCH | oklch(29.9% 0.066 341.4) |
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 #431F37 | 14.09:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #431F37 | 1.48:1 | Fails | Lc 0.0 | Not readable |
| #431F37 text on white | 14.09:1 | AAA | Lc 100.6 | Preferred for body text |
| #431F37 text on black | 1.48:1 | 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
#FBF3F7
oklch(97.1% 0.01 345.4)
-
Step 100
100
#F5E4EE
oklch(93.5% 0.023 341.3)
-
Step 200
200
#EECFE1
oklch(88.6% 0.042 342.2)
-
Step 300
300
#E4ADCF
oklch(80.8% 0.078 341.4)
-
Step 400
400
#D580B7
oklch(70.7% 0.125 341.5)
-
Step 500
500
#C75DA5
oklch(63.1% 0.159 341.3)
-
Step 600
600
#B24090
oklch(55.6% 0.172 341.4)
-
Step 700
700
#99317B
oklch(49.1% 0.161 341.2)
-
Step 800
800
#7C2A64
oklch(42.7% 0.133 341.1)
-
Step 900
900
#642751
oklch(37.6% 0.103 341.3)
-
Step 950
950 (this color)
#431F37
oklch(29.9% 0.066 341.4)
#431F37 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) | #212838 | 0.068 |
| Deuteranopia (no green cones) | #2B2D36 | 0.061 |
| Tritanopia (no blue cones) | #471F28 | 0.029 |
| Achromatopsia (no color) | #2B2B2B | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #431F37
#431F37
oklch(29.9% 0.066 341.4)
- #013723
#013723
oklch(29.8% 0.065 161.9)
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 #431F37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.057
- Space Cadet #2B2D42 ΔE 0.058
- Eggplant Purple #430541 ΔE 0.060
- Deep Violet #490648 ΔE 0.062
- Eggplant #380835 ΔE 0.062
- Dark Plum #3F012C ΔE 0.065
- Gunmetal #293241 ΔE 0.069
- Plum Purple #4E0550 ΔE 0.072
Use #431F37 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.