#C66ACE
Closest named color: Orchid (#DA70D6). oklch(66.6% 0.172 324.3), rgb(198, 106, 206).
Aa
Black text reads best on this color (6.35:1).
About this color
#C66ACE is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.172 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Orchid (#DA70D6), ΔE 0.040 away. Black text reads best on it, at 6.35:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.172) |
| Temperature | in between |
| Nearest name | Orchid (#DA70D6) |
| Black text | 6.35:1 |
| White text | 3.30:1 |
Values
| HEX | #C66ACE |
| RGB | rgb(198, 106, 206) |
| HSL | hsl(295, 51%, 61%) |
| OKLCH | oklch(66.6% 0.172 324.3) |
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 #C66ACE | 3.30:1 | AA large text | Lc -65.5 | Content text, not long reading |
| Black text on #C66ACE | 6.35:1 | AA | Lc 44.0 | Non-text elements, placeholder text |
| #C66ACE text on white | 3.30:1 | AA large text | Lc 60.0 | Content text, not long reading |
| #C66ACE text on black | 6.35:1 | AA | Lc -41.7 | 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
#F2E5F3
oklch(93.6% 0.023 323.6)
-
Step 200
200
#E9CFEB
oklch(88.4% 0.047 323.8)
-
Step 300
300
#DCAEDF
oklch(80.8% 0.084 324.3)
-
Step 400
400
#CA82CF
oklch(70.7% 0.134 324.6)
-
Step 500
500 (this color)
#C66ACE
oklch(66.6% 0.172 324.3)
-
Step 600
600
#A642AF
oklch(55.6% 0.187 324.3)
-
Step 700
700
#8E3396
oklch(49.1% 0.173 324.4)
-
Step 800
800
#732B7A
oklch(42.6% 0.144 324.1)
-
Step 900
900
#5D2862
oklch(37.6% 0.112 324.1)
-
Step 950
950
#37183A
oklch(27% 0.072 324)
#C66ACE 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) | #5E86D1 | 0.163 |
| Deuteranopia (no green cones) | #7991CB | 0.145 |
| Tritanopia (no blue cones) | #CA7693 | 0.101 |
| Achromatopsia (no color) | #8D8D8D | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C66ACE
#C66ACE
oklch(66.6% 0.172 324.3)
- #42AE49
#42AE49
oklch(66.6% 0.172 144.4)
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 #C66ACE, closest first.
No curated palette has a color within ΔE 0.04 of #C66ACE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orchid #DA70D6 ΔE 0.040
- Medium Orchid #BA55D3 ΔE 0.053
- Pale Magenta #D767AD ΔE 0.058
- Pinky Purple #C94CBE ΔE 0.058
- Light Purple #BF77F6 ΔE 0.062
- Light Urple #B36FF6 ΔE 0.068
- Soft Purple #A66FB5 ΔE 0.068
- Wisteria #A87DC2 ΔE 0.069
Use #C66ACE 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.