#A133D3
Closest named color: Dark Orchid (#9932CC). oklch(55.7% 0.235 312.5), rgb(161, 51, 211).
Aa
White text reads best on this color (5.34:1).
About this color
#A133D3 is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.235 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 0.019 away. White text reads best on it, at 5.34:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.235) |
| Temperature | in between |
| Nearest name | Dark Orchid (#9932CC) |
| Black text | 3.92:1 |
| White text | 5.34:1 |
Values
| HEX | #A133D3 |
| RGB | rgb(161, 51, 211) |
| HSL | hsl(281, 65%, 51%) |
| OKLCH | oklch(55.7% 0.235 312.5) |
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 #A133D3 | 5.34:1 | AA | Lc -80.8 | Fine for body text |
| Black text on #A133D3 | 3.92:1 | AA large text | Lc 28.6 | Dividers and decoration only |
| #A133D3 text on white | 5.34:1 | AA | Lc 75.5 | Fine for body text |
| #A133D3 text on black | 3.92:1 | AA large text | Lc -26.3 | 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
#F9F3FC
oklch(97.1% 0.013 314.8)
-
Step 100
100
#F1E4F9
oklch(93.5% 0.031 312.9)
-
Step 200
200
#E7CFF6
oklch(88.6% 0.059 312.5)
-
Step 300
300
#D8ADF2
oklch(80.9% 0.105 312.4)
-
Step 400
400
#C47DEB
oklch(70.6% 0.17 312.5)
-
Step 500
500
#B556E5
oklch(63.1% 0.217 312.5)
-
Step 600
600 (this color)
#A133D3
oklch(55.7% 0.235 312.5)
-
Step 700
700
#8922B6
oklch(49% 0.218 312.5)
-
Step 800
800
#702094
oklch(42.8% 0.181 312.6)
-
Step 900
900
#5A2276
oklch(37.7% 0.141 312.1)
-
Step 950
950
#351645
oklch(27.1% 0.089 312.4)
#A133D3 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) | #0065D7 | 0.203 |
| Deuteranopia (no green cones) | #1B6DD0 | 0.200 |
| Tritanopia (no blue cones) | #9B5982 | 0.156 |
| Achromatopsia (no color) | #6B6B6B | 0.237 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A133D3
#A133D3
oklch(55.7% 0.235 312.5)
- #4E8500
#4E8500
oklch(55.6% 0.155 132.4)
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 #A133D3, closest first.
No curated palette has a color within ΔE 0.04 of #A133D3.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Orchid #9932CC ΔE 0.019
- Vibrant Purple #AD03DE ΔE 0.041
- Dark Violet #9400D3 ΔE 0.051
- Blue Violet #8A2BE2 ΔE 0.055
- Purply #983FB2 ΔE 0.056
- Electric Purple #AA23FF ΔE 0.068
- Bright Violet #AD0AFD ΔE 0.070
- Vivid Purple #9900FA ΔE 0.072
Use #A133D3 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.