#B646FB
Closest named color: Lighter Purple (#A55AF4). oklch(63% 0.257 309), rgb(182, 70, 251).
Aa
Black text reads best on this color (5.25:1).
About this color
#B646FB is a medium-light, vivid purple. In OKLCH its lightness is 63%, its chroma 0.257 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Lighter Purple (#A55AF4), ΔE 0.043 away. Black text reads best on it, at 5.25:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.257) |
| Temperature | in between |
| Nearest name | Lighter Purple (#A55AF4) |
| Black text | 5.25:1 |
| White text | 3.99:1 |
Values
| HEX | #B646FB |
| RGB | rgb(182, 70, 251) |
| HSL | hsl(277, 96%, 63%) |
| OKLCH | oklch(63% 0.257 309) |
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 #B646FB | 3.99:1 | AA large text | Lc -71.7 | Content text, not long reading |
| Black text on #B646FB | 5.25:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #B646FB text on white | 3.99:1 | AA large text | Lc 66.2 | Content text, not long reading |
| #B646FB text on black | 5.25:1 | AA | Lc -35.4 | 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
#F9F3FE
oklch(97.2% 0.016 310.1)
-
Step 100
100
#F1E4FD
oklch(93.7% 0.036 308.9)
-
Step 200
200
#E7CDFD
oklch(88.5% 0.07 309.3)
-
Step 300
300
#D8AAFE
oklch(80.9% 0.125 308.9)
-
Step 400
400
#C576FE
oklch(70.7% 0.202 309)
-
Step 500
500 (this color)
#B646FB
oklch(63% 0.257 309)
-
Step 600
600
#A308EA
oklch(55.6% 0.279 309.2)
-
Step 700
700
#8A00C8
oklch(49.2% 0.25 309.1)
-
Step 800
800
#7103A5
oklch(42.7% 0.215 308.9)
-
Step 900
900
#5B1783
oklch(37.7% 0.168 308.7)
-
Step 950
950
#35114D
oklch(27% 0.106 308.2)
#B646FB 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) | #007BFF | 0.212 |
| Deuteranopia (no green cones) | #0F81F7 | 0.213 |
| Tritanopia (no blue cones) | #AC709D | 0.177 |
| Achromatopsia (no color) | #7F7F7F | 0.259 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B646FB
#B646FB
oklch(63% 0.257 309)
- #699B00
#699B00
oklch(63% 0.167 128.9)
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 #B646FB, closest first.
No curated palette has a color within ΔE 0.04 of #B646FB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lighter Purple #A55AF4 ΔE 0.043
- Neon Purple #BC13FE ΔE 0.048
- Electric Purple #AA23FF ΔE 0.049
- Bright Purple #BE03FD ΔE 0.053
- Bright Lilac #C95EFB ΔE 0.057
- Bright Lavender #C760FF ΔE 0.057
- Bright Violet #AD0AFD ΔE 0.058
- Hot Purple #CB00F5 ΔE 0.063
Use #B646FB 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.