#C566D4
Closest named color: Medium Orchid (#BA55D3). oklch(66.2% 0.183 322), rgb(197, 102, 212).
Aa
Black text reads best on this color (6.22:1).
About this color
#C566D4 is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.183 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.042 away. Black text reads best on it, at 6.22:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.183) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 6.22:1 |
| White text | 3.37:1 |
Values
| HEX | #C566D4 |
| RGB | rgb(197, 102, 212) |
| HSL | hsl(292, 56%, 62%) |
| OKLCH | oklch(66.2% 0.183 322) |
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 #C566D4 | 3.37:1 | AA large text | Lc -66.2 | Content text, not long reading |
| Black text on #C566D4 | 6.22:1 | AA | Lc 43.3 | Non-text elements, placeholder text |
| #C566D4 text on white | 3.37:1 | AA large text | Lc 60.7 | Content text, not long reading |
| #C566D4 text on black | 6.22:1 | AA | Lc -41.0 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F2E4F4
oklch(93.5% 0.026 321.9)
-
Step 200
200
#E9CFED
oklch(88.5% 0.049 321.7)
-
Step 300
300
#DCAEE3
oklch(80.9% 0.089 321.9)
-
Step 400
400
#CA80D5
oklch(70.7% 0.144 322.2)
-
Step 500
500 (this color)
#C566D4
oklch(66.2% 0.183 322)
-
Step 600
600
#A63EB6
oklch(55.6% 0.198 322.1)
-
Step 700
700
#8E2E9D
oklch(49% 0.185 322)
-
Step 800
800
#74287F
oklch(42.7% 0.154 322.4)
-
Step 900
900
#5E2766
oklch(37.8% 0.119 322.4)
-
Step 950
950
#37183C
oklch(27.1% 0.075 321.9)
#C566D4 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) | #5585D8 | 0.173 |
| Deuteranopia (no green cones) | #7290D1 | 0.154 |
| Tritanopia (no blue cones) | #C77594 | 0.112 |
| Achromatopsia (no color) | #8C8C8C | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C566D4
#C566D4
oklch(66.2% 0.183 322)
- #42AD39
#42AD39
oklch(66.2% 0.183 142)
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 #C566D4, closest first.
No curated palette has a color within ΔE 0.04 of #C566D4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.042
- Orchid #DA70D6 ΔE 0.046
- Pinky Purple #C94CBE ΔE 0.054
- Light Purple #BF77F6 ΔE 0.057
- Light Urple #B36FF6 ΔE 0.060
- Bright Lilac #C95EFB ΔE 0.062
- Easter Purple #C071FE ΔE 0.063
- Bright Lavender #C760FF ΔE 0.067
Use #C566D4 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.