#331646
Closest named color: Dark Purple (#35063E). oklch(26.9% 0.089 309.5), rgb(51, 22, 70).
Aa
White text reads best on this color (15.62:1).
About this color
#331646 is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.089 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.034 away. White text reads best on it, at 15.62:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.34:1 |
| White text | 15.62:1 |
Values
| HEX | #331646 |
| RGB | rgb(51, 22, 70) |
| HSL | hsl(276, 52%, 18%) |
| OKLCH | oklch(26.9% 0.089 309.5) |
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 #331646 | 15.62:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #331646 | 1.34:1 | Fails | Lc 0.0 | Not readable |
| #331646 text on white | 15.62:1 | AAA | Lc 102.3 | Preferred for body text |
| #331646 text on black | 1.34:1 | 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
#F8F3FD
oklch(97.1% 0.014 308.3)
-
Step 100
100
#F0E5FA
oklch(93.7% 0.03 309.1)
-
Step 200
200
#E5CFF7
oklch(88.5% 0.059 309.8)
-
Step 300
300
#D5AEF4
oklch(80.9% 0.105 309.5)
-
Step 400
400
#C07FEF
oklch(70.7% 0.169 309.5)
-
Step 500
500
#B058E9
oklch(63% 0.216 309.5)
-
Step 600
600
#9C35D7
oklch(55.6% 0.235 309.6)
-
Step 700
700
#8525BA
oklch(49% 0.218 309.6)
-
Step 800
800
#6C2297
oklch(42.7% 0.181 309.4)
-
Step 900
900
#582478
oklch(37.8% 0.14 309.7)
-
Step 950
950 (this color)
#331646
oklch(26.9% 0.089 309.5)
#331646 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) | #032248 | 0.078 |
| Deuteranopia (no green cones) | #102445 | 0.069 |
| Tritanopia (no blue cones) | #301F2B | 0.062 |
| Achromatopsia (no color) | #232323 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331646
#331646
oklch(26.9% 0.089 309.5)
- #1A2C00
#1A2C00
oklch(26.7% 0.071 129.6)
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 #331646, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.034
- Eggplant #380835 ΔE 0.041
- Deep Purple #36013F ΔE 0.041
- Eggplant Purple #430541 ΔE 0.044
- Aubergine #3D0734 ΔE 0.047
- Deep Violet #490648 ΔE 0.053
- Midnight Purple #280137 ΔE 0.061
- Dark Indigo #1F0954 ΔE 0.061
Use #331646 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.