#B170DA
Closest named color: Light Urple (#B36FF6). oklch(65.7% 0.164 310.9), rgb(177, 112, 218).
Aa
Black text reads best on this color (6.19:1).
About this color
#B170DA is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.164 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Urple (#B36FF6), ΔE 0.042 away. Black text reads best on it, at 6.19:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Light Urple (#B36FF6) |
| Black text | 6.19:1 |
| White text | 3.38:1 |
Values
| HEX | #B170DA |
| RGB | rgb(177, 112, 218) |
| HSL | hsl(277, 59%, 65%) |
| OKLCH | oklch(65.7% 0.164 310.9) |
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 #B170DA | 3.38:1 | AA large text | Lc -66.5 | Content text, not long reading |
| Black text on #B170DA | 6.19:1 | AA | Lc 43.0 | Non-text elements, placeholder text |
| #B170DA text on white | 3.38:1 | AA large text | Lc 61.1 | Content text, not long reading |
| #B170DA text on black | 6.19:1 | AA | Lc -40.6 | 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
#F8F4FB
oklch(97.2% 0.01 311.2)
-
Step 100
100
#EFE6F6
oklch(93.7% 0.023 310.7)
-
Step 200
200
#E3D1EF
oklch(88.4% 0.045 312)
-
Step 300
300
#D1B2E7
oklch(80.8% 0.08 311)
-
Step 400
400
#BA88DB
oklch(70.6% 0.129 311.1)
-
Step 500
500 (this color)
#B170DA
oklch(65.7% 0.164 310.9)
-
Step 600
600
#944DBE
oklch(55.6% 0.177 310.9)
-
Step 700
700
#7E3DA4
oklch(49.1% 0.165 310.8)
-
Step 800
800
#673385
oklch(42.7% 0.138 311.2)
-
Step 900
900
#542E6B
oklch(37.8% 0.107 311.1)
-
Step 950
950
#311B3E
oklch(26.9% 0.068 311.6)
#B170DA 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) | #5688DE | 0.134 |
| Deuteranopia (no green cones) | #698DD7 | 0.121 |
| Tritanopia (no blue cones) | #AC819B | 0.115 |
| Achromatopsia (no color) | #8B8B8B | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B170DA
#B170DA
oklch(65.7% 0.164 310.9)
- #6CA424
#6CA424
oklch(65.6% 0.164 131)
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 #B170DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Urple #B36FF6 ΔE 0.042
- Light Purple #BF77F6 ΔE 0.049
- Medium Purple #9370DB ΔE 0.050
- Wisteria #A87DC2 ΔE 0.054
- Medium Orchid #BA55D3 ΔE 0.056
- Easter Purple #C071FE ΔE 0.059
- Soft Purple #A66FB5 ΔE 0.059
- Deep Lilac #966EBD ΔE 0.063
Use #B170DA 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.