#B66CD4
Closest named color: Medium Orchid (#BA55D3). oklch(65.3% 0.166 315.5), rgb(182, 108, 212).
Aa
Black text reads best on this color (6.08:1).
About this color
#B66CD4 is a medium-light, vivid purple. In OKLCH its lightness is 65%, its chroma 0.166 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.047 away. Black text reads best on it, at 6.08:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 6.08:1 |
| White text | 3.45:1 |
Values
| HEX | #B66CD4 |
| RGB | rgb(182, 108, 212) |
| HSL | hsl(283, 55%, 63%) |
| OKLCH | oklch(65.3% 0.166 315.5) |
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 #B66CD4 | 3.45:1 | AA large text | Lc -67.2 | Content text, not long reading |
| Black text on #B66CD4 | 6.08:1 | AA | Lc 42.3 | Non-text elements, placeholder text |
| #B66CD4 text on white | 3.45:1 | AA large text | Lc 61.7 | Content text, not long reading |
| #B66CD4 text on black | 6.08:1 | AA | Lc -40.0 | 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 500.
-
Step 50
50
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#F0E5F5
oklch(93.5% 0.024 315.5)
-
Step 200
200
#E5D1EE
oklch(88.6% 0.045 315.5)
-
Step 300
300
#D5B1E5
oklch(80.9% 0.082 315.4)
-
Step 400
400
#BF86D8
oklch(70.6% 0.131 315.1)
-
Step 500
500 (this color)
#B66CD4
oklch(65.3% 0.166 315.5)
-
Step 600
600
#9A49B9
oklch(55.5% 0.18 315.5)
-
Step 700
700
#843AA0
oklch(49.2% 0.168 315.5)
-
Step 800
800
#6B3182
oklch(42.8% 0.139 315.2)
-
Step 900
900
#572C68
oklch(37.7% 0.108 315.5)
-
Step 950
950
#331A3D
oklch(26.9% 0.07 315.6)
#B66CD4 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) | #5786D8 | 0.144 |
| Deuteranopia (no green cones) | #6C8CD1 | 0.129 |
| Tritanopia (no blue cones) | #B47C96 | 0.111 |
| Achromatopsia (no color) | #8A8A8A | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B66CD4
#B66CD4
oklch(65.3% 0.166 315.5)
- #5FA530
#5FA530
oklch(65.2% 0.165 135.4)
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 #B66CD4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.047
- Light Urple #B36FF6 ΔE 0.051
- Light Purple #BF77F6 ΔE 0.055
- Soft Purple #A66FB5 ΔE 0.056
- Wisteria #A87DC2 ΔE 0.057
- Medium Purple #9370DB ΔE 0.059
- Amethyst #9B5FC0 ΔE 0.063
- Easter Purple #C071FE ΔE 0.064
Use #B66CD4 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.