#B543A4
Closest named color: Purpley Pink (#C83CB9). oklch(57.3% 0.185 334.1), rgb(181, 67, 164).
Aa
White text reads best on this color (4.87:1).
About this color
#B543A4 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.185 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley Pink (#C83CB9), ΔE 0.048 away. White text reads best on it, at 4.87:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.185) |
| Temperature | in between |
| Nearest name | Purpley Pink (#C83CB9) |
| Black text | 4.30:1 |
| White text | 4.87:1 |
Values
| HEX | #B543A4 |
| RGB | rgb(181, 67, 164) |
| HSL | hsl(309, 46%, 49%) |
| OKLCH | oklch(57.3% 0.185 334.1) |
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 #B543A4 | 4.87:1 | AA | Lc -78.5 | Fine for body text |
| Black text on #B543A4 | 4.30:1 | AA large text | Lc 31.1 | Non-text elements, placeholder text |
| #B543A4 text on white | 4.87:1 | AA | Lc 73.0 | Content text, not long reading |
| #B543A4 text on black | 4.30:1 | AA large text | Lc -28.7 | Dividers and decoration only |
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 600.
-
Step 50
50
#FAF3F9
oklch(97.1% 0.011 330.1)
-
Step 100
100
#F5E4F1
oklch(93.6% 0.025 333.7)
-
Step 200
200
#EDCEE6
oklch(88.4% 0.047 333.8)
-
Step 300
300
#E2ADD7
oklch(80.9% 0.083 333.7)
-
Step 400
400
#D27FC3
oklch(70.7% 0.134 333.8)
-
Step 500
500
#C45CB3
oklch(63.1% 0.169 334)
-
Step 600
600 (this color)
#B543A4
oklch(57.3% 0.185 334.1)
-
Step 700
700
#962E88
oklch(49% 0.172 333.8)
-
Step 800
800
#7A286E
oklch(42.6% 0.142 334.1)
-
Step 900
900
#632659
oklch(37.7% 0.111 334.4)
-
Step 950
950
#3A1734
oklch(26.9% 0.07 334.3)
#B543A4 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) | #4166A7 | 0.195 |
| Deuteranopia (no green cones) | #6677A1 | 0.170 |
| Tritanopia (no blue cones) | #BD4B6D | 0.094 |
| Achromatopsia (no color) | #717171 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B543A4
#B543A4
oklch(57.3% 0.185 334.1)
- #00904F
#00904F
oklch(57.3% 0.144 154.1)
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 #B543A4, closest first.
No curated palette has a color within ΔE 0.04 of #B543A4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Pink #C83CB9 ΔE 0.048
- Pinky Purple #C94CBE ΔE 0.056
- Purply #983FB2 ΔE 0.064
- Medium Violet Red #C71585 ΔE 0.069
- Medium Orchid #BA55D3 ΔE 0.075
- Amethyst #9B5FC0 ΔE 0.076
- Warm Purple #952E8F ΔE 0.082
- Light Plum #9D5783 ΔE 0.082
Use #B543A4 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.