#BC37B9
Closest named color: Purpley Pink (#C83CB9). oklch(58.2% 0.22 328.9), rgb(188, 55, 185).
Aa
White text reads best on this color (4.78:1).
About this color
#BC37B9 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.220 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley Pink (#C83CB9), ΔE 0.026 away. White text reads best on it, at 4.78:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.220) |
| Temperature | in between |
| Nearest name | Purpley Pink (#C83CB9) |
| Black text | 4.38:1 |
| White text | 4.78:1 |
Values
| HEX | #BC37B9 |
| RGB | rgb(188, 55, 185) |
| HSL | hsl(301, 55%, 48%) |
| OKLCH | oklch(58.2% 0.22 328.9) |
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 #BC37B9 | 4.78:1 | AA | Lc -77.5 | Fine for body text |
| Black text on #BC37B9 | 4.38:1 | AA large text | Lc 32.0 | Non-text elements, placeholder text |
| #BC37B9 text on white | 4.78:1 | AA | Lc 72.1 | Content text, not long reading |
| #BC37B9 text on black | 4.38:1 | AA large text | Lc -29.6 | 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
#FBF2FA
oklch(97% 0.014 329.1)
-
Step 100
100
#F5E3F3
oklch(93.5% 0.029 329.3)
-
Step 200
200
#EECDEB
oklch(88.5% 0.054 328.9)
-
Step 300
300
#E5AAE0
oklch(81% 0.099 329.3)
-
Step 400
400
#D579D1
oklch(70.7% 0.159 328.7)
-
Step 500
500
#C851C4
oklch(63.1% 0.202 329)
-
Step 600
600 (this color)
#BC37B9
oklch(58.2% 0.22 328.9)
-
Step 700
700
#9A1D98
oklch(49.2% 0.204 328.9)
-
Step 800
800
#7D1C7B
oklch(42.7% 0.169 329)
-
Step 900
900
#651F63
oklch(37.7% 0.132 329)
-
Step 950
950
#3B143A
oklch(27% 0.083 328.6)
#BC37B9 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) | #2467BD | 0.235 |
| Deuteranopia (no green cones) | #5C79B6 | 0.199 |
| Tritanopia (no blue cones) | #C24A74 | 0.122 |
| Achromatopsia (no color) | #727272 | 0.222 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BC37B9
#BC37B9
oklch(58.2% 0.22 328.9)
- #00943E
#00943E
oklch(58.2% 0.165 148.9)
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 #BC37B9, closest first.
No curated palette has a color within ΔE 0.04 of #BC37B9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Pink #C83CB9 ΔE 0.026
- Pinky Purple #C94CBE ΔE 0.045
- Medium Orchid #BA55D3 ΔE 0.059
- Purply #983FB2 ΔE 0.069
- Purple Pink #D725DE ΔE 0.074
- Dark Orchid #9932CC ΔE 0.079
- Vibrant Purple #AD03DE ΔE 0.083
- Medium Violet Red #C71585 ΔE 0.085
Use #BC37B9 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.