#431E51
Closest named color: Deep Violet (#490648). oklch(31.2% 0.096 315.8), rgb(67, 30, 81).
Aa
White text reads best on this color (13.60:1).
About this color
#431E51 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.096 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Violet (#490648), ΔE 0.044 away. White text reads best on it, at 13.60:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.54:1 |
| White text | 13.60:1 |
Values
| HEX | #431E51 |
| RGB | rgb(67, 30, 81) |
| HSL | hsl(284, 46%, 22%) |
| OKLCH | oklch(31.2% 0.096 315.8) |
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 #431E51 | 13.60:1 | AAA | Lc -103.0 | Preferred for body text |
| Black text on #431E51 | 1.54:1 | Fails | Lc 0.0 | Not readable |
| #431E51 text on white | 13.60:1 | AAA | Lc 99.8 | Preferred for body text |
| #431E51 text on black | 1.54:1 | 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
#FAF3FD
oklch(97.2% 0.015 316)
-
Step 100
100
#F3E4F9
oklch(93.7% 0.032 316.4)
-
Step 200
200
#EACDF6
oklch(88.5% 0.063 316)
-
Step 300
300
#DDAAF2
oklch(80.9% 0.113 315.8)
-
Step 400
400
#CB78EC
oklch(70.7% 0.182 315.6)
-
Step 500
500
#BD4DE6
oklch(63.1% 0.232 315.6)
-
Step 600
600
#A921D3
oklch(55.6% 0.252 316)
-
Step 700
700
#910CB7
oklch(49.1% 0.235 315.9)
-
Step 800
800
#751494
oklch(42.6% 0.194 315.6)
-
Step 900
900
#5F1C76
oklch(37.7% 0.151 315.9)
-
Step 950
950 (this color)
#431E51
oklch(31.2% 0.096 315.8)
#431E51 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) | #102C53 | 0.088 |
| Deuteranopia (no green cones) | #1E2F50 | 0.077 |
| Tritanopia (no blue cones) | #422634 | 0.062 |
| Achromatopsia (no color) | #2E2E2E | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #431E51
#431E51
oklch(31.2% 0.096 315.8)
- #193A00
#193A00
oklch(31.1% 0.092 135.5)
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 #431E51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Violet #490648 ΔE 0.044
- Plum Purple #4E0550 ΔE 0.044
- Eggplant Purple #430541 ΔE 0.052
- Grape Purple #5D1451 ΔE 0.057
- Royal Purple #4B006E ΔE 0.068
- Aubergine #3D0734 ΔE 0.068
- Dark Purple #35063E ΔE 0.068
- Space Cadet #2B2D42 ΔE 0.069
Use #431E51 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.