#C66DD2
Closest named color: Orchid (#DA70D6). oklch(67.2% 0.17 322.7), rgb(198, 109, 210).
Aa
Black text reads best on this color (6.51:1).
About this color
#C66DD2 is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.170 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Orchid (#DA70D6), ΔE 0.037 away. Black text reads best on it, at 6.51:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.170) |
| Temperature | in between |
| Nearest name | Orchid (#DA70D6) |
| Black text | 6.51:1 |
| White text | 3.22:1 |
Values
| HEX | #C66DD2 |
| RGB | rgb(198, 109, 210) |
| HSL | hsl(293, 53%, 63%) |
| OKLCH | oklch(67.2% 0.17 322.7) |
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 #C66DD2 | 3.22:1 | AA large text | Lc -64.5 | Content text, not long reading |
| Black text on #C66DD2 | 6.51:1 | AA | Lc 45.0 | Non-text elements, placeholder text |
| #C66DD2 text on white | 3.22:1 | AA large text | Lc 59.1 | Large or bold text, headings |
| #C66DD2 text on black | 6.51:1 | AA | Lc -42.6 | 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 400.
-
Step 50
50
#FAF2FB
oklch(97% 0.015 322.3)
-
Step 100
100
#F4E3F6
oklch(93.5% 0.031 322.6)
-
Step 200
200
#EDCDF0
oklch(88.6% 0.058 323.4)
-
Step 300
300
#E2A9E9
oklch(80.8% 0.107 322.8)
-
Step 400
400 (this color)
#C66DD2
oklch(67.2% 0.17 322.7)
-
Step 500
500
#C44ED4
oklch(63.1% 0.218 322.7)
-
Step 600
600
#AF26C1
oklch(55.5% 0.237 322.6)
-
Step 700
700
#9614A7
oklch(49% 0.22 322.4)
-
Step 800
800
#7A1787
oklch(42.6% 0.182 322.6)
-
Step 900
900
#631D6C
oklch(37.7% 0.142 322.9)
-
Step 950
950
#3A133F
oklch(27% 0.089 323)
#C66DD2 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) | #5F89D5 | 0.160 |
| Deuteranopia (no green cones) | #7993CF | 0.143 |
| Tritanopia (no blue cones) | #C97A96 | 0.104 |
| Achromatopsia (no color) | #8F8F8F | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C66DD2
#C66DD2
oklch(67.2% 0.17 322.7)
- #4BAF47
#4BAF47
oklch(67.2% 0.171 142.8)
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 #C66DD2, closest first.
No curated palette has a color within ΔE 0.04 of #C66DD2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orchid #DA70D6 ΔE 0.037
- Light Purple #BF77F6 ΔE 0.055
- Medium Orchid #BA55D3 ΔE 0.057
- Pale Magenta #D767AD ΔE 0.062
- Light Urple #B36FF6 ΔE 0.063
- Pinky Purple #C94CBE ΔE 0.065
- Easter Purple #C071FE ΔE 0.066
- Wisteria #A87DC2 ΔE 0.067
Use #C66DD2 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.