#A143CD
Closest named color: Dark Orchid (#9932CC). oklch(56.9% 0.211 313), rgb(161, 67, 205).
Aa
White text reads best on this color (5.00:1).
About this color
#A143CD is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.211 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Orchid (#9932CC), ΔE 0.033 away. White text reads best on it, at 5.00:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.211) |
| Temperature | in between |
| Nearest name | Dark Orchid (#9932CC) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #A143CD |
| RGB | rgb(161, 67, 205) |
| HSL | hsl(281, 58%, 53%) |
| OKLCH | oklch(56.9% 0.211 313) |
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 #A143CD | 5.00:1 | AA | Lc -79.2 | Fine for body text |
| Black text on #A143CD | 4.19:1 | AA large text | Lc 30.3 | Non-text elements, placeholder text |
| #A143CD text on white | 5.00:1 | AA | Lc 73.8 | Content text, not long reading |
| #A143CD text on black | 4.19:1 | AA large text | Lc -27.9 | Dividers and decoration only |
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 600.
-
Step 50
50
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#F0E5F7
oklch(93.6% 0.027 312.6)
-
Step 200
200
#E5D0F3
oklch(88.6% 0.052 311.9)
-
Step 300
300
#D6AFED
oklch(80.9% 0.095 312.7)
-
Step 400
400
#C182E3
oklch(70.7% 0.151 312.9)
-
Step 500
500
#B15EDB
oklch(63.1% 0.193 312.8)
-
Step 600
600 (this color)
#A143CD
oklch(56.9% 0.211 313)
-
Step 700
700
#862FAD
oklch(49.1% 0.196 313.1)
-
Step 800
800
#6D298C
oklch(42.7% 0.162 313.2)
-
Step 900
900
#582770
oklch(37.6% 0.127 312.9)
-
Step 950
950
#341842
oklch(27% 0.081 313)
#A143CD 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) | #006AD1 | 0.193 |
| Deuteranopia (no green cones) | #3871CA | 0.173 |
| Tritanopia (no blue cones) | #9C5F83 | 0.141 |
| Achromatopsia (no color) | #6F6F6F | 0.213 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A143CD
#A143CD
oklch(56.9% 0.211 313)
- #4F8A00
#4F8A00
oklch(57% 0.161 133)
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 #A143CD, closest first.
No curated palette has a color within ΔE 0.04 of #A143CD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Orchid #9932CC ΔE 0.033
- Purply #983FB2 ΔE 0.045
- Medium Orchid #BA55D3 ΔE 0.061
- Amethyst #9B5FC0 ΔE 0.062
- Vibrant Purple #AD03DE ΔE 0.065
- Purpley #8756E4 ΔE 0.066
- Blue Violet #8A2BE2 ΔE 0.070
- Lighter Purple #A55AF4 ΔE 0.071
Use #A143CD 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.