#B540A9
Closest named color: Purpley Pink (#C83CB9). oklch(57.2% 0.193 332.1), rgb(181, 64, 169).
Aa
White text reads best on this color (4.91:1).
About this color
#B540A9 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.193 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley Pink (#C83CB9), ΔE 0.043 away. White text reads best on it, at 4.91:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.193) |
| Temperature | in between |
| Nearest name | Purpley Pink (#C83CB9) |
| Black text | 4.27:1 |
| White text | 4.91:1 |
Values
| HEX | #B540A9 |
| RGB | rgb(181, 64, 169) |
| HSL | hsl(306, 48%, 48%) |
| OKLCH | oklch(57.2% 0.193 332.1) |
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 #B540A9 | 4.91:1 | AA | Lc -78.6 | Fine for body text |
| Black text on #B540A9 | 4.27:1 | AA large text | Lc 30.9 | Non-text elements, placeholder text |
| #B540A9 text on white | 4.91:1 | AA | Lc 73.2 | Content text, not long reading |
| #B540A9 text on black | 4.27:1 | AA large text | Lc -28.5 | 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
#EDCEE7
oklch(88.5% 0.048 332.5)
-
Step 300
300
#E3ACDA
oklch(80.9% 0.088 332.1)
-
Step 400
400
#D27EC7
oklch(70.7% 0.139 331.8)
-
Step 500
500
#C55AB8
oklch(63.2% 0.177 332.3)
-
Step 600
600 (this color)
#B540A9
oklch(57.2% 0.193 332.1)
-
Step 700
700
#972B8C
oklch(49.1% 0.18 332.4)
-
Step 800
800
#7A2672
oklch(42.6% 0.148 331.9)
-
Step 900
900
#63255C
oklch(37.7% 0.115 332.2)
-
Step 950
950
#3A1736
oklch(27% 0.072 331.9)
#B540A9 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) | #3B66AC | 0.203 |
| Deuteranopia (no green cones) | #6276A6 | 0.175 |
| Tritanopia (no blue cones) | #BC4B6F | 0.101 |
| Achromatopsia (no color) | #707070 | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B540A9
#B540A9
oklch(57.2% 0.193 332.1)
- #009049
#009049
oklch(57.2% 0.15 152.2)
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 #B540A9, closest first.
No curated palette has a color within ΔE 0.04 of #B540A9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Pink #C83CB9 ΔE 0.043
- Pinky Purple #C94CBE ΔE 0.053
- Purply #983FB2 ΔE 0.060
- Medium Orchid #BA55D3 ΔE 0.070
- Medium Violet Red #C71585 ΔE 0.072
- Amethyst #9B5FC0 ΔE 0.076
- Warm Purple #952E8F ΔE 0.081
- Dark Orchid #9932CC ΔE 0.088
Use #B540A9 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.