#C66FEE
Closest named color: Light Purple (#BF77F6). oklch(68.9% 0.196 314), rgb(198, 111, 238).
Aa
Black text reads best on this color (6.90:1).
About this color
#C66FEE is a medium-light, vivid purple. In OKLCH its lightness is 69%, its chroma 0.196 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Purple (#BF77F6), ΔE 0.021 away. Black text reads best on it, at 6.90:1.
| Hue family | Purples |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.196) |
| Temperature | in between |
| Nearest name | Light Purple (#BF77F6) |
| Black text | 6.90:1 |
| White text | 3.03:1 |
Values
| HEX | #C66FEE |
| RGB | rgb(198, 111, 238) |
| HSL | hsl(281, 79%, 68%) |
| OKLCH | oklch(68.9% 0.196 314) |
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 #C66FEE | 3.03:1 | AA large text | Lc -62.1 | Content text, not long reading |
| Black text on #C66FEE | 6.90:1 | AA | Lc 47.3 | Large or bold text, headings |
| #C66FEE text on white | 3.03:1 | AA large text | Lc 56.8 | Large or bold text, headings |
| #C66FEE text on black | 6.90:1 | AA | Lc -45.0 | 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
#F3E3FB
oklch(93.6% 0.036 314.6)
-
Step 200
200
#EACCF9
oklch(88.4% 0.069 314.5)
-
Step 300
300
#DDA9F8
oklch(81% 0.121 313.7)
-
Step 400
400 (this color)
#C66FEE
oklch(68.9% 0.196 314)
-
Step 500
500
#BE45F0
oklch(63.1% 0.251 314)
-
Step 600
600
#AA09DE
oklch(55.7% 0.272 314.1)
-
Step 700
700
#9000BD
oklch(49.1% 0.243 314.1)
-
Step 800
800
#76039C
oklch(42.7% 0.21 313.9)
-
Step 900
900
#5F167C
oklch(37.6% 0.163 313.8)
-
Step 950
950
#381049
oklch(27% 0.104 313.8)
#C66FEE 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) | #4F8FF2 | 0.172 |
| Deuteranopia (no green cones) | #6C96EB | 0.152 |
| Tritanopia (no blue cones) | #C384A4 | 0.132 |
| Achromatopsia (no color) | #949494 | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C66FEE
#C66FEE
oklch(68.9% 0.196 314)
- #64B309
#64B309
oklch(68.9% 0.195 133.9)
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 #C66FEE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Purple #BF77F6 ΔE 0.021
- Easter Purple #C071FE ΔE 0.026
- Light Urple #B36FF6 ΔE 0.035
- Bright Lilac #C95EFB ΔE 0.040
- Bright Lavender #C760FF ΔE 0.041
- Orchid #DA70D6 ΔE 0.052
- Heliotrope #D94FF5 ΔE 0.064
- Medium Orchid #BA55D3 ΔE 0.066
Use #C66FEE 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.