#C666DB
Closest named color: Medium Orchid (#BA55D3). oklch(66.7% 0.19 320.2), rgb(198, 102, 219).
Aa
Black text reads best on this color (6.32:1).
About this color
#C666DB is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.190 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.043 away. Black text reads best on it, at 6.32:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.190) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 6.32:1 |
| White text | 3.32:1 |
Values
| HEX | #C666DB |
| RGB | rgb(198, 102, 219) |
| HSL | hsl(289, 62%, 63%) |
| OKLCH | oklch(66.7% 0.19 320.2) |
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 #C666DB | 3.32:1 | AA large text | Lc -65.6 | Content text, not long reading |
| Black text on #C666DB | 6.32:1 | AA | Lc 43.9 | Non-text elements, placeholder text |
| #C666DB text on white | 3.32:1 | AA large text | Lc 60.1 | Content text, not long reading |
| #C666DB text on black | 6.32:1 | AA | Lc -41.6 | 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 500.
-
Step 50
50
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F2E4F5
oklch(93.5% 0.027 320.2)
-
Step 200
200
#E9CFEF
oklch(88.6% 0.051 319.9)
-
Step 300
300
#DCADE6
oklch(80.9% 0.094 320.4)
-
Step 400
400
#C97FDA
oklch(70.6% 0.15 319.9)
-
Step 500
500 (this color)
#C666DB
oklch(66.7% 0.19 320.2)
-
Step 600
600
#A63BBC
oklch(55.6% 0.207 320.3)
-
Step 700
700
#8E2CA2
oklch(49.2% 0.192 320.3)
-
Step 800
800
#732683
oklch(42.6% 0.16 320.2)
-
Step 900
900
#5D2569
oklch(37.6% 0.124 320.2)
-
Step 950
950
#37173E
oklch(27% 0.079 320.2)
#C666DB 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) | #5086DF | 0.178 |
| Deuteranopia (no green cones) | #6F91D8 | 0.158 |
| Tritanopia (no blue cones) | #C77797 | 0.119 |
| Achromatopsia (no color) | #8D8D8D | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C666DB
#C666DB
oklch(66.7% 0.19 320.2)
- #47AF2D
#47AF2D
oklch(66.8% 0.191 140.1)
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 #C666DB, closest first.
No curated palette has a color within ΔE 0.04 of #C666DB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.043
- Orchid #DA70D6 ΔE 0.046
- Light Purple #BF77F6 ΔE 0.050
- Bright Lilac #C95EFB ΔE 0.052
- Light Urple #B36FF6 ΔE 0.053
- Easter Purple #C071FE ΔE 0.054
- Bright Lavender #C760FF ΔE 0.056
- Pinky Purple #C94CBE ΔE 0.059
Use #C666DB 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.