#B33BB3
Closest named color: Purpley Pink (#C83CB9). oklch(56.9% 0.206 327.9), rgb(179, 59, 179).
Aa
White text reads best on this color (5.00:1).
About this color
#B33BB3 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.206 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 0.042 away. White text reads best on it, at 5.00:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.206) |
| Temperature | in between |
| Nearest name | Purpley Pink (#C83CB9) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #B33BB3 |
| RGB | rgb(179, 59, 179) |
| HSL | hsl(300, 50%, 47%) |
| OKLCH | oklch(56.9% 0.206 327.9) |
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 #B33BB3 | 5.00:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #B33BB3 | 4.19:1 | AA large text | Lc 30.4 | Non-text elements, placeholder text |
| #B33BB3 text on white | 5.00:1 | AA | Lc 73.7 | Content text, not long reading |
| #B33BB3 text on black | 4.19:1 | AA large text | Lc -28.0 | 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
#EDCEEB
oklch(88.6% 0.052 328)
-
Step 300
300
#E2ACDF
oklch(81% 0.092 328.2)
-
Step 400
400
#D17DCF
oklch(70.7% 0.147 327.8)
-
Step 500
500
#C357C2
oklch(63.1% 0.189 327.9)
-
Step 600
600 (this color)
#B33BB3
oklch(56.9% 0.206 327.9)
-
Step 700
700
#962796
oklch(49.2% 0.192 328)
-
Step 800
800
#7A237A
oklch(42.8% 0.159 327.9)
-
Step 900
900
#622362
oklch(37.6% 0.123 327.7)
-
Step 950
950
#3A1639
oklch(27% 0.077 328.5)
#B33BB3 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) | #2965B6 | 0.216 |
| Deuteranopia (no green cones) | #5975B0 | 0.185 |
| Tritanopia (no blue cones) | #B84C72 | 0.116 |
| Achromatopsia (no color) | #6F6F6F | 0.208 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B33BB3
#B33BB3
oklch(56.9% 0.206 327.9)
- #009037
#009037
oklch(57% 0.166 147.8)
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 #B33BB3, closest first.
No curated palette has a color within ΔE 0.04 of #B33BB3.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Pink #C83CB9 ΔE 0.042
- Purply #983FB2 ΔE 0.052
- Pinky Purple #C94CBE ΔE 0.056
- Medium Orchid #BA55D3 ΔE 0.064
- Dark Orchid #9932CC ΔE 0.071
- Amethyst #9B5FC0 ΔE 0.077
- Warm Purple #952E8F ΔE 0.083
- Medium Violet Red #C71585 ΔE 0.084
Use #B33BB3 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.