#B555C2
Closest named color: Medium Orchid (#BA55D3). oklch(61% 0.184 322.7), rgb(181, 85, 194).
Aa
Black text reads best on this color (5.04:1).
About this color
#B555C2 is a medium-dark, vivid purple. In OKLCH its lightness is 61%, its chroma 0.184 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.027 away. Black text reads best on it, at 5.04:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.184) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 5.04:1 |
| White text | 4.16:1 |
Values
| HEX | #B555C2 |
| RGB | rgb(181, 85, 194) |
| HSL | hsl(293, 47%, 55%) |
| OKLCH | oklch(61% 0.184 322.7) |
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 #B555C2 | 4.16:1 | AA large text | Lc -73.6 | Content text, not long reading |
| Black text on #B555C2 | 5.04:1 | AA | Lc 36.0 | Non-text elements, placeholder text |
| #B555C2 text on white | 4.16:1 | AA large text | Lc 68.1 | Content text, not long reading |
| #B555C2 text on black | 5.04:1 | AA | Lc -33.5 | 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
#FAF3FA
oklch(97.2% 0.012 325.7)
-
Step 100
100
#F3E4F4
oklch(93.5% 0.027 323.9)
-
Step 200
200
#EACFED
oklch(88.6% 0.05 322.8)
-
Step 300
300
#DDADE3
oklch(80.8% 0.091 322.7)
-
Step 400
400
#CB80D4
oklch(70.7% 0.143 323.1)
-
Step 500
500 (this color)
#B555C2
oklch(61% 0.184 322.7)
-
Step 600
600
#A73DB6
oklch(55.6% 0.2 322.5)
-
Step 700
700
#8F2D9C
oklch(49% 0.186 322.8)
-
Step 800
800
#74287F
oklch(42.7% 0.154 322.4)
-
Step 900
900
#5E2666
oklch(37.7% 0.12 322.5)
-
Step 950
950
#37173C
oklch(26.9% 0.077 322.1)
#B555C2 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) | #4375C5 | 0.178 |
| Deuteranopia (no green cones) | #6380BF | 0.156 |
| Tritanopia (no blue cones) | #B86484 | 0.110 |
| Achromatopsia (no color) | #7C7C7C | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B555C2
#B555C2
oklch(61% 0.184 322.7)
- #299D28
#299D28
oklch(61% 0.184 142.8)
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 #B555C2, closest first.
No curated palette has a color within ΔE 0.04 of #B555C2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.027
- Pinky Purple #C94CBE ΔE 0.038
- Amethyst #9B5FC0 ΔE 0.049
- Purpley Pink #C83CB9 ΔE 0.051
- Soft Purple #A66FB5 ΔE 0.068
- Deep Lavender #8D5EB7 ΔE 0.074
- Deep Lilac #966EBD ΔE 0.074
- Purply #983FB2 ΔE 0.076
Use #B555C2 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.