#B646CD
Closest named color: Medium Orchid (#BA55D3). oklch(60% 0.216 320.4), rgb(182, 70, 205).
Aa
Black text reads best on this color (4.74:1).
About this color
#B646CD is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.216 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 0.029 away. Black text reads best on it, at 4.74:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.216) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 4.74:1 |
| White text | 4.42:1 |
Values
| HEX | #B646CD |
| RGB | rgb(182, 70, 205) |
| HSL | hsl(290, 57%, 54%) |
| OKLCH | oklch(60% 0.216 320.4) |
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 #B646CD | 4.42:1 | AA large text | Lc -75.3 | Fine for body text |
| Black text on #B646CD | 4.74:1 | AA | Lc 34.2 | Non-text elements, placeholder text |
| #B646CD text on white | 4.42:1 | AA large text | Lc 69.8 | Content text, not long reading |
| #B646CD text on black | 4.74:1 | AA | Lc -31.8 | 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
#FAF3FB
oklch(97.2% 0.013 321.9)
-
Step 100
100
#F3E4F7
oklch(93.6% 0.03 319.1)
-
Step 200
200
#EBCDF1
oklch(88.4% 0.058 320.6)
-
Step 300
300
#DFAAEB
oklch(80.8% 0.106 320)
-
Step 400
400
#CE7AE0
oklch(70.7% 0.167 320.4)
-
Step 500
500 (this color)
#B646CD
oklch(60% 0.216 320.4)
-
Step 600
600
#AC2BC5
oklch(55.7% 0.235 320.4)
-
Step 700
700
#931AAA
oklch(49.1% 0.218 320.2)
-
Step 800
800
#781B8A
oklch(42.8% 0.18 320.4)
-
Step 900
900
#611F6E
oklch(37.8% 0.14 320.6)
-
Step 950
950
#391441
oklch(27.1% 0.089 320.1)
#B646CD 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) | #1A70D1 | 0.216 |
| Deuteranopia (no green cones) | #527CCA | 0.185 |
| Tritanopia (no blue cones) | #B75D84 | 0.132 |
| Achromatopsia (no color) | #787878 | 0.217 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B646CD
#B646CD
oklch(60% 0.216 320.4)
- #2A9A00
#2A9A00
oklch(60% 0.195 140.4)
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 #B646CD, closest first.
No curated palette has a color within ΔE 0.04 of #B646CD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.029
- Purpley Pink #C83CB9 ΔE 0.047
- Pinky Purple #C94CBE ΔE 0.048
- Amethyst #9B5FC0 ΔE 0.069
- Dark Orchid #9932CC ΔE 0.069
- Purply #983FB2 ΔE 0.071
- Purple Pink #D725DE ΔE 0.071
- Lighter Purple #A55AF4 ΔE 0.073
Use #B646CD 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.