#B170D1
Closest named color: Wisteria (#A87DC2). oklch(65.2% 0.154 313.7), rgb(177, 112, 209).
Aa
Black text reads best on this color (6.10:1).
About this color
#B170D1 is a medium-light, vivid purple. In OKLCH its lightness is 65%, its chroma 0.154 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.044 away. Black text reads best on it, at 6.10:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.10:1 |
| White text | 3.43:1 |
Values
| HEX | #B170D1 |
| RGB | rgb(177, 112, 209) |
| HSL | hsl(280, 51%, 63%) |
| OKLCH | oklch(65.2% 0.154 313.7) |
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 #B170D1 | 3.43:1 | AA large text | Lc -67.1 | Content text, not long reading |
| Black text on #B170D1 | 6.10:1 | AA | Lc 42.4 | Non-text elements, placeholder text |
| #B170D1 text on white | 3.43:1 | AA large text | Lc 61.7 | Content text, not long reading |
| #B170D1 text on black | 6.10:1 | 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
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F4
oklch(93.6% 0.021 313.8)
-
Step 200
200
#E3D1ED
oklch(88.4% 0.043 313.7)
-
Step 300
300
#D2B3E3
oklch(80.9% 0.074 313.5)
-
Step 400
400
#BC89D5
oklch(70.7% 0.121 314.1)
-
Step 500
500 (this color)
#B170D1
oklch(65.2% 0.154 313.7)
-
Step 600
600
#964FB7
oklch(55.7% 0.168 313.8)
-
Step 700
700
#7F3F9D
oklch(49% 0.155 313.6)
-
Step 800
800
#683580
oklch(42.8% 0.129 313.7)
-
Step 900
900
#542F66
oklch(37.7% 0.099 313.6)
-
Step 950
950
#311C3C
oklch(27% 0.063 313.1)
#B170D1 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) | #5C87D4 | 0.129 |
| Deuteranopia (no green cones) | #6E8CCE | 0.116 |
| Tritanopia (no blue cones) | #AE7F97 | 0.105 |
| Achromatopsia (no color) | #8A8A8A | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B170D1
#B170D1
oklch(65.2% 0.154 313.7)
- #67A336
#67A336
oklch(65.2% 0.154 133.7)
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 #B170D1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.044
- Soft Purple #A66FB5 ΔE 0.046
- Medium Purple #9370DB ΔE 0.053
- Deep Lilac #966EBD ΔE 0.055
- Light Urple #B36FF6 ΔE 0.056
- Medium Orchid #BA55D3 ΔE 0.058
- Light Purple #BF77F6 ΔE 0.060
- Amethyst #9B5FC0 ΔE 0.060
Use #B170D1 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.