#331040
Closest named color: Dark Purple (#35063E). oklch(25.5% 0.092 315.5), rgb(51, 16, 64).
Aa
White text reads best on this color (16.29:1).
About this color
#331040 is a dark, moderately saturated purple. In OKLCH its lightness is 26%, its chroma 0.092 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.018 away. White text reads best on it, at 16.29:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.28:1 |
| White text | 16.29:1 |
Values
| HEX | #331040 |
| RGB | rgb(51, 16, 64) |
| HSL | hsl(284, 60%, 16%) |
| OKLCH | oklch(25.5% 0.092 315.5) |
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 #331040 | 16.29:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #331040 | 1.28:1 | Fails | Lc 0.0 | Not readable |
| #331040 text on white | 16.29:1 | AAA | Lc 102.9 | Preferred for body text |
| #331040 text on black | 1.28:1 | 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
#F9F3FC
oklch(97.1% 0.013 314.8)
-
Step 100
100
#F2E4F9
oklch(93.6% 0.032 314.7)
-
Step 200
200
#E9CEF5
oklch(88.6% 0.06 315.5)
-
Step 300
300
#DCABF1
oklch(80.9% 0.109 315.5)
-
Step 400
400
#C97AE9
oklch(70.6% 0.174 315.5)
-
Step 500
500
#BB51E2
oklch(63.1% 0.223 315.7)
-
Step 600
600
#A62BD0
oklch(55.6% 0.241 315.4)
-
Step 700
700
#8E19B4
oklch(49% 0.225 315.4)
-
Step 800
800
#741A92
oklch(42.7% 0.187 315.6)
-
Step 900
900
#5E1F74
oklch(37.7% 0.145 315.9)
-
Step 950
950 (this color)
#331040
oklch(25.5% 0.092 315.5)
#331040 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) | #001E41 | 0.089 |
| Deuteranopia (no green cones) | #0F213F | 0.076 |
| Tritanopia (no blue cones) | #321926 | 0.059 |
| Achromatopsia (no color) | #202020 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331040
#331040
oklch(25.5% 0.092 315.5)
- #102A00
#102A00
oklch(25.4% 0.075 135.6)
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 #331040, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.018
- Eggplant #380835 ΔE 0.027
- Deep Purple #36013F ΔE 0.027
- Aubergine #3D0734 ΔE 0.035
- Eggplant Purple #430541 ΔE 0.039
- Very Dark Purple #2A0134 ΔE 0.046
- Midnight Purple #280137 ΔE 0.047
- Dark Plum #3F012C ΔE 0.051
Use #331040 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.