#B05AC4
Closest named color: Medium Orchid (#BA55D3). oklch(61.1% 0.176 319.8), rgb(176, 90, 196).
Aa
Black text reads best on this color (5.10:1).
About this color
#B05AC4 is a medium-dark, vivid purple. In OKLCH its lightness is 61%, its chroma 0.176 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.030 away. Black text reads best on it, at 5.10:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.176) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 5.10:1 |
| White text | 4.11:1 |
Values
| HEX | #B05AC4 |
| RGB | rgb(176, 90, 196) |
| HSL | hsl(289, 47%, 56%) |
| OKLCH | oklch(61.1% 0.176 319.8) |
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 #B05AC4 | 4.11:1 | AA large text | Lc -73.3 | Content text, not long reading |
| Black text on #B05AC4 | 5.10:1 | AA | Lc 36.3 | Non-text elements, placeholder text |
| #B05AC4 text on white | 4.11:1 | AA large text | Lc 67.8 | Content text, not long reading |
| #B05AC4 text on black | 5.10:1 | 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
#F2E5F4
oklch(93.7% 0.024 321.7)
-
Step 200
200
#E8D0ED
oklch(88.6% 0.047 320.4)
-
Step 300
300
#DAAFE4
oklch(80.9% 0.087 319.9)
-
Step 400
400
#C683D6
oklch(70.8% 0.137 319.7)
-
Step 500
500 (this color)
#B05AC4
oklch(61.1% 0.176 319.8)
-
Step 600
600
#A243B7
oklch(55.7% 0.191 320)
-
Step 700
700
#8A339E
oklch(49.1% 0.178 319.6)
-
Step 800
800
#702C80
oklch(42.7% 0.147 319.5)
-
Step 900
900
#5B2967
oklch(37.7% 0.115 319.5)
-
Step 950
950
#35193C
oklch(27% 0.072 319.3)
#B05AC4 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) | #4677C7 | 0.164 |
| Deuteranopia (no green cones) | #6280C1 | 0.144 |
| Tritanopia (no blue cones) | #B16987 | 0.109 |
| Achromatopsia (no color) | #7D7D7D | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B05AC4
#B05AC4
oklch(61.1% 0.176 319.8)
- #3F9B25
#3F9B25
oklch(61.1% 0.175 139.8)
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 #B05AC4, closest first.
No curated palette has a color within ΔE 0.04 of #B05AC4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.030
- Amethyst #9B5FC0 ΔE 0.038
- Pinky Purple #C94CBE ΔE 0.050
- Soft Purple #A66FB5 ΔE 0.058
- Deep Lilac #966EBD ΔE 0.063
- Purpley Pink #C83CB9 ΔE 0.063
- Deep Lavender #8D5EB7 ΔE 0.065
- Medium Purple #9370DB ΔE 0.071
Use #B05AC4 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.