#B173BD
Closest named color: Soft Purple (#A66FB5). oklch(64.7% 0.127 320.9), rgb(177, 115, 189).
Aa
Black text reads best on this color (6.05:1).
About this color
#B173BD is a medium-light, moderately saturated purple. In OKLCH its lightness is 65%, its chroma 0.127 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.024 away. Black text reads best on it, at 6.05:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 6.05:1 |
| White text | 3.46:1 |
Values
| HEX | #B173BD |
| RGB | rgb(177, 115, 189) |
| HSL | hsl(290, 36%, 60%) |
| OKLCH | oklch(64.7% 0.127 320.9) |
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 #B173BD | 3.46:1 | AA large text | Lc -67.5 | Content text, not long reading |
| Black text on #B173BD | 6.05:1 | AA | Lc 42.0 | Non-text elements, placeholder text |
| #B173BD text on white | 3.46:1 | AA large text | Lc 62.0 | Content text, not long reading |
| #B173BD text on black | 6.05:1 | AA | Lc -39.7 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#F0E6F1
oklch(93.6% 0.018 323)
-
Step 200
200
#E4D2E7
oklch(88.5% 0.034 321.4)
-
Step 300
300
#D3B4D9
oklch(80.8% 0.061 320.8)
-
Step 400
400
#BD8CC6
oklch(70.7% 0.099 321.1)
-
Step 500
500 (this color)
#B173BD
oklch(64.7% 0.127 320.9)
-
Step 600
600
#9755A4
oklch(55.7% 0.138 320.8)
-
Step 700
700
#81458C
oklch(49.2% 0.127 321.2)
-
Step 800
800
#693972
oklch(42.8% 0.106 321.1)
-
Step 900
900
#55325C
oklch(37.8% 0.082 320.8)
-
Step 950
950
#321D36
oklch(26.9% 0.053 321)
#B173BD 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) | #6A85C0 | 0.111 |
| Deuteranopia (no green cones) | #7A8CBB | 0.101 |
| Tritanopia (no blue cones) | #B27C8F | 0.080 |
| Achromatopsia (no color) | #8A8A8A | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B173BD
#B173BD
oklch(64.7% 0.127 320.9)
- #60A156
#60A156
oklch(64.7% 0.126 141.1)
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 #B173BD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.024
- Wisteria #A87DC2 ΔE 0.027
- Deep Lilac #966EBD ΔE 0.049
- Dark Lilac #9C6DA5 ΔE 0.052
- Heather #A484AC ΔE 0.059
- Dusty Lavender #AC86A8 ΔE 0.065
- Amethyst #9B5FC0 ΔE 0.066
- Medium Purple #9370DB ΔE 0.070
Use #B173BD 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.