#B540B3
Closest named color: Purpley Pink (#C83CB9). oklch(57.7% 0.201 328.5), rgb(181, 64, 179).
Aa
White text reads best on this color (4.82:1).
About this color
#B540B3 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.201 and its hue 328°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley Pink (#C83CB9), ΔE 0.037 away. White text reads best on it, at 4.82:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.201) |
| Temperature | in between |
| Nearest name | Purpley Pink (#C83CB9) |
| Black text | 4.34:1 |
| White text | 4.82:1 |
Values
| HEX | #B540B3 |
| RGB | rgb(181, 64, 179) |
| HSL | hsl(301, 48%, 48%) |
| OKLCH | oklch(57.7% 0.201 328.5) |
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 #B540B3 | 4.82:1 | AA | Lc -78.1 | Fine for body text |
| Black text on #B540B3 | 4.34:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #B540B3 text on white | 4.82:1 | AA | Lc 72.6 | Content text, not long reading |
| #B540B3 text on black | 4.34:1 | AA large text | Lc -29.1 | 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
#FAF3FA
oklch(97.2% 0.012 325.7)
-
Step 100
100
#F4E4F3
oklch(93.6% 0.026 327.7)
-
Step 200
200
#ECCEEA
oklch(88.5% 0.05 328.1)
-
Step 300
300
#E1ACDE
oklch(80.9% 0.09 328.2)
-
Step 400
400
#D17ECD
oklch(70.8% 0.144 328.7)
-
Step 500
500
#C358C0
oklch(63.1% 0.185 328.6)
-
Step 600
600 (this color)
#B540B3
oklch(57.7% 0.201 328.5)
-
Step 700
700
#952994
oklch(49.1% 0.187 328.4)
-
Step 800
800
#792578
oklch(42.7% 0.154 328.4)
-
Step 900
900
#622461
oklch(37.7% 0.121 328.3)
-
Step 950
950
#3A1639
oklch(27% 0.077 328.5)
#B540B3 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) | #3268B6 | 0.209 |
| Deuteranopia (no green cones) | #5E77B0 | 0.179 |
| Tritanopia (no blue cones) | #BB4F74 | 0.111 |
| Achromatopsia (no color) | #727272 | 0.202 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B540B3
#B540B3
oklch(57.7% 0.201 328.5)
- #00923B
#00923B
oklch(57.6% 0.165 148.4)
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 #B540B3, closest first.
No curated palette has a color within ΔE 0.04 of #B540B3.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Pink #C83CB9 ΔE 0.037
- Pinky Purple #C94CBE ΔE 0.048
- Purply #983FB2 ΔE 0.057
- Medium Orchid #BA55D3 ΔE 0.058
- Amethyst #9B5FC0 ΔE 0.072
- Dark Orchid #9932CC ΔE 0.077
- Medium Violet Red #C71585 ΔE 0.084
- Deep Lavender #8D5EB7 ΔE 0.088
Use #B540B3 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.