#C166CD
Closest named color: Medium Orchid (#BA55D3). oklch(65.3% 0.174 322.8), rgb(193, 102, 205).
Aa
Black text reads best on this color (6.04:1).
About this color
#C166CD is a medium-light, vivid purple. In OKLCH its lightness is 65%, its chroma 0.174 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.041 away. Black text reads best on it, at 6.04:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 6.04:1 |
| White text | 3.47:1 |
Values
| HEX | #C166CD |
| RGB | rgb(193, 102, 205) |
| HSL | hsl(293, 51%, 60%) |
| OKLCH | oklch(65.3% 0.174 322.8) |
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 #C166CD | 3.47:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #C166CD | 6.04:1 | AA | Lc 42.2 | Non-text elements, placeholder text |
| #C166CD text on white | 3.47:1 | AA large text | Lc 61.8 | Content text, not long reading |
| #C166CD text on black | 6.04:1 | AA | Lc -39.8 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F2E5F4
oklch(93.7% 0.024 321.7)
-
Step 200
200
#E9CFEC
oklch(88.5% 0.048 322.7)
-
Step 300
300
#DCAFE1
oklch(81% 0.085 323)
-
Step 400
400
#C982D2
oklch(70.8% 0.137 322.8)
-
Step 500
500 (this color)
#C166CD
oklch(65.3% 0.174 322.8)
-
Step 600
600
#A542B2
oklch(55.7% 0.189 322.9)
-
Step 700
700
#8D3299
oklch(49.1% 0.176 322.8)
-
Step 800
800
#732B7C
oklch(42.7% 0.146 323.1)
-
Step 900
900
#5D2864
oklch(37.7% 0.114 322.8)
-
Step 950
950
#37183B
oklch(27% 0.074 322.9)
#C166CD 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) | #5783D0 | 0.165 |
| Deuteranopia (no green cones) | #738DCA | 0.146 |
| Tritanopia (no blue cones) | #C47390 | 0.106 |
| Achromatopsia (no color) | #8A8A8A | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C166CD
#C166CD
oklch(65.3% 0.174 322.8)
- #42AA3F
#42AA3F
oklch(65.4% 0.175 142.8)
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 #C166CD, closest first.
No curated palette has a color within ΔE 0.04 of #C166CD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.041
- Pinky Purple #C94CBE ΔE 0.051
- Orchid #DA70D6 ΔE 0.052
- Soft Purple #A66FB5 ΔE 0.063
- Pale Magenta #D767AD ΔE 0.065
- Light Purple #BF77F6 ΔE 0.065
- Light Urple #B36FF6 ΔE 0.066
- Wisteria #A87DC2 ΔE 0.069
Use #C166CD 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.