#B05CBE
Closest named color: Amethyst (#9B5FC0). oklch(61.1% 0.166 321.7), rgb(176, 92, 190).
Aa
Black text reads best on this color (5.12:1).
About this color
#B05CBE is a medium-dark, vivid purple. In OKLCH its lightness is 61%, its chroma 0.166 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.037 away. Black text reads best on it, at 5.12:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 5.12:1 |
| White text | 4.10:1 |
Values
| HEX | #B05CBE |
| RGB | rgb(176, 92, 190) |
| HSL | hsl(291, 43%, 55%) |
| OKLCH | oklch(61.1% 0.166 321.7) |
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 #B05CBE | 4.10:1 | AA large text | Lc -73.2 | Content text, not long reading |
| Black text on #B05CBE | 5.12:1 | AA | Lc 36.3 | Non-text elements, placeholder text |
| #B05CBE text on white | 4.10:1 | AA large text | Lc 67.7 | Content text, not long reading |
| #B05CBE text on black | 5.12:1 | AA | Lc -33.9 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F2E5F3
oklch(93.6% 0.023 323.6)
-
Step 200
200
#E8D0EB
oklch(88.5% 0.045 322.5)
-
Step 300
300
#DAB0E0
oklch(81% 0.08 322.1)
-
Step 400
400
#C684D1
oklch(70.7% 0.13 321.7)
-
Step 500
500 (this color)
#B05CBE
oklch(61.1% 0.166 321.7)
-
Step 600
600
#A246B1
oklch(55.7% 0.181 321.8)
-
Step 700
700
#8A3698
oklch(49% 0.168 321.7)
-
Step 800
800
#702E7B
oklch(42.6% 0.139 321.7)
-
Step 900
900
#5B2A63
oklch(37.6% 0.108 321.8)
-
Step 950
950
#35193A
oklch(26.8% 0.069 321.4)
#B05CBE 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) | #4D77C1 | 0.156 |
| Deuteranopia (no green cones) | #6681BB | 0.140 |
| Tritanopia (no blue cones) | #B26984 | 0.103 |
| Achromatopsia (no color) | #7D7D7D | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B05CBE
#B05CBE
oklch(61.1% 0.166 321.7)
- #3D9B33
#3D9B33
oklch(61.1% 0.167 141.7)
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 #B05CBE, closest first.
No curated palette has a color within ΔE 0.04 of #B05CBE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.037
- Medium Orchid #BA55D3 ΔE 0.040
- Soft Purple #A66FB5 ΔE 0.050
- Pinky Purple #C94CBE ΔE 0.051
- Deep Lilac #966EBD ΔE 0.058
- Deep Lavender #8D5EB7 ΔE 0.063
- Purpley Pink #C83CB9 ΔE 0.066
- Dark Lilac #9C6DA5 ΔE 0.068
Use #B05CBE 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.