#B545D2
Closest named color: Medium Orchid (#BA55D3). oklch(60% 0.221 318.7), rgb(181, 69, 210).
Aa
Black text reads best on this color (4.74:1).
About this color
#B545D2 is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.221 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.031 away. Black text reads best on it, at 4.74:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.221) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 4.74:1 |
| White text | 4.42:1 |
Values
| HEX | #B545D2 |
| RGB | rgb(181, 69, 210) |
| HSL | hsl(288, 61%, 55%) |
| OKLCH | oklch(60% 0.221 318.7) |
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 #B545D2 | 4.42:1 | AA large text | Lc -75.3 | Fine for body text |
| Black text on #B545D2 | 4.74:1 | AA | Lc 34.3 | Non-text elements, placeholder text |
| #B545D2 text on white | 4.42:1 | AA large text | Lc 69.8 | Content text, not long reading |
| #B545D2 text on black | 4.74:1 | AA | Lc -31.9 | 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
#FAF3FC
oklch(97.2% 0.014 318.7)
-
Step 100
100
#F3E4F8
oklch(93.7% 0.031 317.7)
-
Step 200
200
#EBCDF3
oklch(88.5% 0.061 319.1)
-
Step 300
300
#DFAAED
oklch(80.9% 0.108 319.1)
-
Step 400
400
#CD79E4
oklch(70.6% 0.173 318.7)
-
Step 500
500 (this color)
#B545D2
oklch(60% 0.221 318.7)
-
Step 600
600
#AB28CA
oklch(55.7% 0.241 318.8)
-
Step 700
700
#9217AE
oklch(49.1% 0.223 318.7)
-
Step 800
800
#77198D
oklch(42.7% 0.185 318.9)
-
Step 900
900
#601E71
oklch(37.7% 0.144 318.6)
-
Step 950
950
#381342
oklch(26.9% 0.092 318.5)
#B545D2 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) | #0371D6 | 0.220 |
| Deuteranopia (no green cones) | #4D7CCF | 0.188 |
| Tritanopia (no blue cones) | #B55F86 | 0.139 |
| Achromatopsia (no color) | #787878 | 0.223 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B545D2
#B545D2
oklch(60% 0.221 318.7)
- #399900
#399900
oklch(60.2% 0.188 138.6)
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 #B545D2, closest first.
No curated palette has a color within ΔE 0.04 of #B545D2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.031
- Purpley Pink #C83CB9 ΔE 0.054
- Pinky Purple #C94CBE ΔE 0.055
- Dark Orchid #9932CC ΔE 0.066
- Lighter Purple #A55AF4 ΔE 0.067
- Vibrant Purple #AD03DE ΔE 0.069
- Purple Pink #D725DE ΔE 0.070
- Amethyst #9B5FC0 ΔE 0.072
Use #B545D2 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.