#C666E2
Closest named color: Bright Lilac (#C95EFB). oklch(67% 0.197 318.1), rgb(198, 102, 226).
Aa
Black text reads best on this color (6.39:1).
About this color
#C666E2 is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.197 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bright Lilac (#C95EFB), ΔE 0.042 away. Black text reads best on it, at 6.39:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.197) |
| Temperature | in between |
| Nearest name | Bright Lilac (#C95EFB) |
| Black text | 6.39:1 |
| White text | 3.28:1 |
Values
| HEX | #C666E2 |
| RGB | rgb(198, 102, 226) |
| HSL | hsl(286, 68%, 64%) |
| OKLCH | oklch(67% 0.197 318.1) |
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 #C666E2 | 3.28:1 | AA large text | Lc -65.1 | Content text, not long reading |
| Black text on #C666E2 | 6.39:1 | AA | Lc 44.4 | Non-text elements, placeholder text |
| #C666E2 text on white | 3.28:1 | AA large text | Lc 59.7 | Large or bold text, headings |
| #C666E2 text on black | 6.39:1 | AA | Lc -42.1 | 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
#FAF2FD
oklch(97% 0.017 316.9)
-
Step 100
100
#F4E3FA
oklch(93.6% 0.036 317.3)
-
Step 200
200
#EDCBF7
oklch(88.4% 0.07 318.5)
-
Step 300
300
#E2A7F4
oklch(80.9% 0.123 318.1)
-
Step 400
400 (this color)
#C666E2
oklch(67% 0.197 318.1)
-
Step 500
500
#C540E9
oklch(63.1% 0.253 318)
-
Step 600
600
#B000D5
oklch(55.7% 0.27 318.2)
-
Step 700
700
#9400B4
oklch(49% 0.238 318.1)
-
Step 800
800
#7A0095
oklch(42.6% 0.207 318)
-
Step 900
900
#631378
oklch(37.7% 0.164 317.9)
-
Step 950
950
#3A0F46
oklch(27% 0.103 317.9)
#C666E2 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) | #4B88E6 | 0.182 |
| Deuteranopia (no green cones) | #6B91DF | 0.161 |
| Tritanopia (no blue cones) | #C6799B | 0.125 |
| Achromatopsia (no color) | #8E8E8E | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C666E2
#C666E2
oklch(67% 0.197 318.1)
- #4DB01B
#4DB01B
oklch(67.1% 0.198 138.1)
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 #C666E2, closest first.
No curated palette has a color within ΔE 0.04 of #C666E2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Lilac #C95EFB ΔE 0.042
- Light Purple #BF77F6 ΔE 0.043
- Easter Purple #C071FE ΔE 0.045
- Medium Orchid #BA55D3 ΔE 0.045
- Light Urple #B36FF6 ΔE 0.046
- Bright Lavender #C760FF ΔE 0.046
- Orchid #DA70D6 ΔE 0.050
- Heliotrope #D94FF5 ΔE 0.058
Use #C666E2 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.