#401D51
Closest named color: Deep Violet (#490648). oklch(30.6% 0.096 313.2), rgb(64, 29, 81).
Aa
White text reads best on this color (13.88:1).
About this color
#401D51 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.096 and its hue 313°. 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 13.88:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.51:1 |
| White text | 13.88:1 |
Values
| HEX | #401D51 |
| RGB | rgb(64, 29, 81) |
| HSL | hsl(280, 47%, 22%) |
| OKLCH | oklch(30.6% 0.096 313.2) |
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 #401D51 | 13.88:1 | AAA | Lc -103.3 | Preferred for body text |
| Black text on #401D51 | 1.51:1 | Fails | Lc 0.0 | Not readable |
| #401D51 text on white | 13.88:1 | AAA | Lc 100.2 | Preferred for body text |
| #401D51 text on black | 1.51:1 | 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
#F9F3FD
oklch(97.2% 0.015 312.2)
-
Step 100
100
#F2E4FA
oklch(93.6% 0.033 313.5)
-
Step 200
200
#E8CEF7
oklch(88.6% 0.062 313.2)
-
Step 300
300
#DBABF5
oklch(81% 0.114 313.4)
-
Step 400
400
#C879F0
oklch(70.7% 0.183 313.2)
-
Step 500
500
#B94EEA
oklch(63% 0.233 313.2)
-
Step 600
600
#A524D8
oklch(55.6% 0.253 313.3)
-
Step 700
700
#8D10BC
oklch(49.1% 0.236 313)
-
Step 800
800
#731698
oklch(42.8% 0.195 313.2)
-
Step 900
900
#5D1D79
oklch(37.7% 0.152 313.3)
-
Step 950
950 (this color)
#401D51
oklch(30.6% 0.096 313.2)
#401D51 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) | #0D2B53 | 0.086 |
| Deuteranopia (no green cones) | #1B2D50 | 0.075 |
| Tritanopia (no blue cones) | #3E2634 | 0.064 |
| Achromatopsia (no color) | #2C2C2C | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #401D51
#401D51
oklch(30.6% 0.096 313.2)
- #1C3800
#1C3800
oklch(30.6% 0.087 133.4)
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 #401D51, 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 0.046
- Eggplant Purple #430541 ΔE 0.050
- Dark Purple #35063E ΔE 0.063
- Grape Purple #5D1451 ΔE 0.063
- Aubergine #3D0734 ΔE 0.065
- Eggplant #380835 ΔE 0.067
- Royal Purple #4B006E ΔE 0.067
Use #401D51 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.