#C166E3
Closest named color: Light Urple (#B36FF6). oklch(66.5% 0.196 316), rgb(193, 102, 227).
Aa
Black text reads best on this color (6.27:1).
About this color
#C166E3 is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.196 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Urple (#B36FF6), ΔE 0.039 away. Black text reads best on it, at 6.27:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.196) |
| Temperature | in between |
| Nearest name | Light Urple (#B36FF6) |
| Black text | 6.27:1 |
| White text | 3.34:1 |
Values
| HEX | #C166E3 |
| RGB | rgb(193, 102, 227) |
| HSL | hsl(284, 69%, 65%) |
| OKLCH | oklch(66.5% 0.196 316) |
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 #C166E3 | 3.34:1 | AA large text | Lc -65.9 | Content text, not long reading |
| Black text on #C166E3 | 6.27:1 | AA | Lc 43.7 | Non-text elements, placeholder text |
| #C166E3 text on white | 3.34:1 | AA large text | Lc 60.4 | Content text, not long reading |
| #C166E3 text on black | 6.27:1 | AA | Lc -41.3 | 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
#F1E5F7
oklch(93.7% 0.027 314.7)
-
Step 200
200
#E7CFF1
oklch(88.5% 0.053 316)
-
Step 300
300
#D9AEEB
oklch(80.9% 0.096 315.8)
-
Step 400
400
#C580E0
oklch(70.6% 0.153 316)
-
Step 500
500 (this color)
#C166E3
oklch(66.5% 0.196 316)
-
Step 600
600
#A13BC5
oklch(55.5% 0.214 315.8)
-
Step 700
700
#8A2CAA
oklch(49.1% 0.198 315.9)
-
Step 800
800
#70268A
oklch(42.7% 0.165 315.8)
-
Step 900
900
#5B266E
oklch(37.8% 0.127 316.1)
-
Step 950
950
#351741
oklch(27% 0.082 315.3)
#C166E3 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) | #4787E7 | 0.178 |
| Deuteranopia (no green cones) | #678FE0 | 0.156 |
| Tritanopia (no blue cones) | #BF7A9B | 0.128 |
| Achromatopsia (no color) | #8C8C8C | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C166E3
#C166E3
oklch(66.5% 0.196 316)
- #55AD06
#55AD06
oklch(66.6% 0.196 136)
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 #C166E3, closest first.
No curated palette has a color within ΔE 0.04 of #C166E3.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Urple #B36FF6 ΔE 0.039
- Medium Orchid #BA55D3 ΔE 0.041
- Bright Lilac #C95EFB ΔE 0.042
- Light Purple #BF77F6 ΔE 0.042
- Easter Purple #C071FE ΔE 0.043
- Bright Lavender #C760FF ΔE 0.045
- Orchid #DA70D6 ΔE 0.058
- Heliotrope #D94FF5 ΔE 0.062
Use #C166E3 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.