#43256B
Closest named color: Royal Purple (#4B006E). oklch(34.2% 0.117 300), rgb(67, 37, 107).
Aa
White text reads best on this color (12.24:1).
About this color
#43256B is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.117 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.055 away. White text reads best on it, at 12.24:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.71:1 |
| White text | 12.24:1 |
Values
| HEX | #43256B |
| RGB | rgb(67, 37, 107) |
| HSL | hsl(266, 49%, 28%) |
| OKLCH | oklch(34.2% 0.117 300) |
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 #43256B | 12.24:1 | AAA | Lc -101.1 | Preferred for body text |
| Black text on #43256B | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #43256B text on white | 12.24:1 | AAA | Lc 97.5 | Preferred for body text |
| #43256B text on black | 1.71:1 | 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 900.
-
Step 50
50
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE6F9
oklch(93.5% 0.026 300.3)
-
Step 200
200
#DED2F5
oklch(88.4% 0.049 301)
-
Step 300
300
#C9B4F2
oklch(80.9% 0.089 299.9)
-
Step 400
400
#AE8BEB
oklch(70.7% 0.14 299.6)
-
Step 500
500
#9C6AE4
oklch(63.1% 0.18 300.2)
-
Step 600
600
#874ED2
oklch(55.6% 0.195 299.9)
-
Step 700
700
#733EB6
oklch(49.2% 0.181 300)
-
Step 800
800
#5D3493
oklch(42.7% 0.15 299.9)
-
Step 900
900 (this color)
#43256B
oklch(34.2% 0.117 300)
-
Step 950
950
#2C1C45
oklch(26.9% 0.075 299.4)
#43256B 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) | #00356D | 0.088 |
| Deuteranopia (no green cones) | #0A3569 | 0.084 |
| Tritanopia (no blue cones) | #3A3444 | 0.089 |
| Achromatopsia (no color) | #353535 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43256B
#43256B
oklch(34.2% 0.117 300)
- #333E00
#333E00
oklch(34.2% 0.081 120.3)
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 #43256B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.055
- Indigo #4B0082 ΔE 0.062
- Plum Purple #4E0550 ΔE 0.073
- Grape Purple #5D1451 ΔE 0.075
- Dark Slate Blue #483D8B ΔE 0.078
- Deep Violet #490648 ΔE 0.081
- Prussian Blue #1D3557 ΔE 0.083
- Midnight Blue #191970 ΔE 0.086
Use #43256B 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.