#AA57CC
Closest named color: Medium Orchid (#BA55D3). oklch(60.4% 0.186 315), rgb(170, 87, 204).
Aa
Black text reads best on this color (4.94:1).
About this color
#AA57CC is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.186 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.031 away. Black text reads best on it, at 4.94:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.186) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 4.94:1 |
| White text | 4.24:1 |
Values
| HEX | #AA57CC |
| RGB | rgb(170, 87, 204) |
| HSL | hsl(283, 53%, 57%) |
| OKLCH | oklch(60.4% 0.186 315) |
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 #AA57CC | 4.24:1 | AA large text | Lc -74.3 | Content text, not long reading |
| Black text on #AA57CC | 4.94:1 | AA | Lc 35.2 | Non-text elements, placeholder text |
| #AA57CC text on white | 4.24:1 | AA large text | Lc 68.8 | Content text, not long reading |
| #AA57CC text on black | 4.94:1 | AA | Lc -32.8 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F1E5F6
oklch(93.6% 0.026 316.1)
-
Step 200
200
#E6D0F1
oklch(88.6% 0.05 314.6)
-
Step 300
300
#D7AFE9
oklch(80.9% 0.091 315.2)
-
Step 400
400
#C283DE
oklch(70.7% 0.144 314.9)
-
Step 500
500 (this color)
#AA57CC
oklch(60.4% 0.186 315)
-
Step 600
600
#9E41C2
oklch(55.6% 0.202 315.1)
-
Step 700
700
#8732A7
oklch(49.1% 0.187 315.2)
-
Step 800
800
#6E2B88
oklch(42.8% 0.156 315.1)
-
Step 900
900
#59286D
oklch(37.7% 0.122 314.9)
-
Step 950
950
#341940
oklch(27.1% 0.076 314.4)
#AA57CC 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) | #3776D0 | 0.168 |
| Deuteranopia (no green cones) | #567DC9 | 0.148 |
| Tritanopia (no blue cones) | #A86B89 | 0.124 |
| Achromatopsia (no color) | #7B7B7B | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA57CC
#AA57CC
oklch(60.4% 0.186 315)
- #4E9700
#4E9700
oklch(60.5% 0.176 134.9)
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 #AA57CC, closest first.
No curated palette has a color within ΔE 0.04 of #AA57CC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.031
- Amethyst #9B5FC0 ΔE 0.036
- Lighter Purple #A55AF4 ΔE 0.061
- Deep Lavender #8D5EB7 ΔE 0.062
- Pinky Purple #C94CBE ΔE 0.062
- Medium Purple #9370DB ΔE 0.065
- Deep Lilac #966EBD ΔE 0.067
- Purply #983FB2 ΔE 0.069
Use #AA57CC 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.