#BB37BF
Closest named color: Purpley Pink (#C83CB9). oklch(58.4% 0.224 326.7), rgb(187, 55, 191).
Aa
White text reads best on this color (4.76:1).
About this color
#BB37BF is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.224 and its hue 327°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley Pink (#C83CB9), ΔE 0.031 away. White text reads best on it, at 4.76:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.224) |
| Temperature | in between |
| Nearest name | Purpley Pink (#C83CB9) |
| Black text | 4.41:1 |
| White text | 4.76:1 |
Values
| HEX | #BB37BF |
| RGB | rgb(187, 55, 191) |
| HSL | hsl(298, 55%, 48%) |
| OKLCH | oklch(58.4% 0.224 326.7) |
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 #BB37BF | 4.76:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #BB37BF | 4.41:1 | AA large text | Lc 32.2 | Non-text elements, placeholder text |
| #BB37BF text on white | 4.76:1 | AA | Lc 71.9 | Content text, not long reading |
| #BB37BF text on black | 4.41:1 | AA large text | Lc -29.8 | 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
#F5E3F4
oklch(93.5% 0.03 327.5)
-
Step 200
200
#EECDED
oklch(88.6% 0.056 327)
-
Step 300
300
#E3AAE3
oklch(80.9% 0.1 326.5)
-
Step 400
400
#D479D5
oklch(70.7% 0.162 326.7)
-
Step 500
500
#C651C9
oklch(63.1% 0.205 326.7)
-
Step 600
600 (this color)
#BB37BF
oklch(58.4% 0.224 326.7)
-
Step 700
700
#981B9C
oklch(49% 0.208 326.7)
-
Step 800
800
#7C1B7F
oklch(42.7% 0.173 326.8)
-
Step 900
900
#641F66
oklch(37.7% 0.134 326.7)
-
Step 950
950
#3B143C
oklch(27.1% 0.085 326.6)
#BB37BF 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) | #1868C3 | 0.238 |
| Deuteranopia (no green cones) | #5879BC | 0.200 |
| Tritanopia (no blue cones) | #C04D78 | 0.127 |
| Achromatopsia (no color) | #737373 | 0.226 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB37BF
#BB37BF
oklch(58.4% 0.224 326.7)
- #009533
#009533
oklch(58.3% 0.175 146.7)
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 #BB37BF, closest first.
No curated palette has a color within ΔE 0.04 of #BB37BF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Pink #C83CB9 ΔE 0.031
- Pinky Purple #C94CBE ΔE 0.048
- Medium Orchid #BA55D3 ΔE 0.055
- Purply #983FB2 ΔE 0.069
- Purple Pink #D725DE ΔE 0.069
- Dark Orchid #9932CC ΔE 0.074
- Vibrant Purple #AD03DE ΔE 0.075
- Amethyst #9B5FC0 ΔE 0.087
Use #BB37BF 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.