#A570CF
Closest named color: Medium Purple (#9370DB). oklch(63.8% 0.147 308.5), rgb(165, 112, 207).
Aa
Black text reads best on this color (5.81:1).
About this color
#A570CF is a medium-light, vivid purple. In OKLCH its lightness is 64%, its chroma 0.147 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.035 away. Black text reads best on it, at 5.81:1.
| Hue family | Purples |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 5.81:1 |
| White text | 3.60:1 |
Values
| HEX | #A570CF |
| RGB | rgb(165, 112, 207) |
| HSL | hsl(273, 50%, 63%) |
| OKLCH | oklch(63.8% 0.147 308.5) |
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 #A570CF | 3.60:1 | AA large text | Lc -69.0 | Content text, not long reading |
| Black text on #A570CF | 5.81:1 | AA | Lc 40.6 | Non-text elements, placeholder text |
| #A570CF text on white | 3.60:1 | AA large text | Lc 63.5 | Content text, not long reading |
| #A570CF text on black | 5.81:1 | AA | Lc -38.2 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EEE6F5
oklch(93.6% 0.022 309.6)
-
Step 200
200
#E1D3EE
oklch(88.6% 0.039 308.7)
-
Step 300
300
#CEB5E5
oklch(81% 0.072 308.4)
-
Step 400
400
#B58CD7
oklch(70.6% 0.115 308.7)
-
Step 500
500 (this color)
#A570CF
oklch(63.8% 0.147 308.5)
-
Step 600
600
#8E54B9
oklch(55.6% 0.159 308.6)
-
Step 700
700
#7943A0
oklch(49.1% 0.15 308.7)
-
Step 800
800
#623881
oklch(42.6% 0.123 308.7)
-
Step 900
900
#503168
oklch(37.7% 0.096 308.5)
-
Step 950
950
#2F1D3D
oklch(27% 0.062 308.8)
#A570CF 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) | #5984D2 | 0.113 |
| Deuteranopia (no green cones) | #6787CC | 0.103 |
| Tritanopia (no blue cones) | #9F7F96 | 0.105 |
| Achromatopsia (no color) | #878787 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A570CF
#A570CF
oklch(63.8% 0.147 308.5)
- #709C2C
#709C2C
oklch(63.9% 0.147 128.7)
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 #A570CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.035
- Deep Lilac #966EBD ΔE 0.037
- Soft Purple #A66FB5 ΔE 0.039
- Wisteria #A87DC2 ΔE 0.042
- Amethyst #9B5FC0 ΔE 0.047
- Light Urple #B36FF6 ΔE 0.063
- Medium Orchid #BA55D3 ΔE 0.065
- Dark Lilac #9C6DA5 ΔE 0.065
Use #A570CF 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.