#C166D8
Closest named color: Medium Orchid (#BA55D3). oklch(65.9% 0.185 319.2), rgb(193, 102, 216).
Aa
Black text reads best on this color (6.15:1).
About this color
#C166D8 is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.185 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.038 away. Black text reads best on it, at 6.15:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.185) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 6.15:1 |
| White text | 3.40:1 |
Values
| HEX | #C166D8 |
| RGB | rgb(193, 102, 216) |
| HSL | hsl(288, 59%, 62%) |
| OKLCH | oklch(65.9% 0.185 319.2) |
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 #C166D8 | 3.40:1 | AA large text | Lc -66.6 | Content text, not long reading |
| Black text on #C166D8 | 6.15:1 | AA | Lc 42.9 | Non-text elements, placeholder text |
| #C166D8 text on white | 3.40:1 | AA large text | Lc 61.2 | Content text, not long reading |
| #C166D8 text on black | 6.15:1 | AA | Lc -40.5 | 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
#F2E5F5
oklch(93.7% 0.025 319.9)
-
Step 200
200
#E8CFEF
oklch(88.5% 0.051 318.8)
-
Step 300
300
#DAAEE6
oklch(80.8% 0.091 318.9)
-
Step 400
400
#C781D9
oklch(70.7% 0.145 319.2)
-
Step 500
500 (this color)
#C166D8
oklch(65.9% 0.185 319.2)
-
Step 600
600
#A33FBB
oklch(55.6% 0.2 319.3)
-
Step 700
700
#8C2FA2
oklch(49.2% 0.188 319.3)
-
Step 800
800
#712983
oklch(42.7% 0.155 319)
-
Step 900
900
#5C2769
oklch(37.7% 0.121 319.3)
-
Step 950
950
#36183E
oklch(27.1% 0.077 318.8)
#C166D8 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) | #5085DC | 0.171 |
| Deuteranopia (no green cones) | #6D8ED5 | 0.151 |
| Tritanopia (no blue cones) | #C27796 | 0.117 |
| Achromatopsia (no color) | #8B8B8B | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C166D8
#C166D8
oklch(65.9% 0.185 319.2)
- #4CAB2C
#4CAB2C
oklch(65.9% 0.185 139.2)
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 #C166D8, closest first.
No curated palette has a color within ΔE 0.04 of #C166D8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.038
- Light Urple #B36FF6 ΔE 0.051
- Light Purple #BF77F6 ΔE 0.052
- Orchid #DA70D6 ΔE 0.053
- Bright Lilac #C95EFB ΔE 0.057
- Easter Purple #C071FE ΔE 0.057
- Pinky Purple #C94CBE ΔE 0.058
- Bright Lavender #C760FF ΔE 0.061
Use #C166D8 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.