#43175D
Closest named color: Plum Purple (#4E0550). oklch(31.1% 0.121 309.9), rgb(67, 23, 93).
Aa
White text reads best on this color (13.82:1).
About this color
#43175D is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.121 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.041 away. White text reads best on it, at 13.82:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.51:1 |
| White text | 13.82:1 |
Values
| HEX | #43175D |
| RGB | rgb(67, 23, 93) |
| HSL | hsl(278, 60%, 23%) |
| OKLCH | oklch(31.1% 0.121 309.9) |
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 #43175D | 13.82:1 | AAA | Lc -103.0 | Preferred for body text |
| Black text on #43175D | 1.51:1 | Fails | Lc 0.0 | Not readable |
| #43175D text on white | 13.82:1 | AAA | Lc 99.8 | Preferred for body text |
| #43175D 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
#F9F2FF
oklch(97% 0.019 309.8)
-
Step 100
100
#F2E3FF
oklch(93.6% 0.041 309.5)
-
Step 200
200
#E8CCFF
oklch(88.5% 0.075 309.6)
-
Step 300
300
#DAA9FF
oklch(81% 0.128 309.8)
-
Step 400
400
#C874FF
oklch(70.8% 0.207 310)
-
Step 500
500
#BA3FFF
oklch(63.1% 0.269 309.8)
-
Step 600
600
#A400E9
oklch(55.5% 0.281 309.9)
-
Step 700
700
#8B00C6
oklch(49.1% 0.249 309.9)
-
Step 800
800
#7200A4
oklch(42.7% 0.216 309.7)
-
Step 900
900
#60008A
oklch(37.7% 0.191 310.1)
-
Step 950
950 (this color)
#43175D
oklch(31.1% 0.121 309.9)
#43175D 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) | #002B5F | 0.103 |
| Deuteranopia (no green cones) | #0A2D5B | 0.099 |
| Tritanopia (no blue cones) | #3F2638 | 0.082 |
| Achromatopsia (no color) | #2D2D2D | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43175D
#43175D
oklch(31.1% 0.121 309.9)
- #223800
#223800
oklch(31% 0.083 129.8)
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 #43175D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.041
- Royal Purple #4B006E ΔE 0.042
- Deep Violet #490648 ΔE 0.046
- Eggplant Purple #430541 ΔE 0.057
- Grape Purple #5D1451 ΔE 0.063
- Indigo #4B0082 ΔE 0.068
- Dark Purple #35063E ΔE 0.071
- Deep Purple #36013F ΔE 0.073
Use #43175D 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.