#B33FA5
Closest named color: Purpley Pink (#C83CB9). oklch(56.6% 0.19 332.9), rgb(179, 63, 165).
Aa
White text reads best on this color (5.03:1).
About this color
#B33FA5 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.190 and its hue 333°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley Pink (#C83CB9), ΔE 0.049 away. White text reads best on it, at 5.03:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.190) |
| Temperature | in between |
| Nearest name | Purpley Pink (#C83CB9) |
| Black text | 4.17:1 |
| White text | 5.03:1 |
Values
| HEX | #B33FA5 |
| RGB | rgb(179, 63, 165) |
| HSL | hsl(307, 48%, 47%) |
| OKLCH | oklch(56.6% 0.19 332.9) |
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 #B33FA5 | 5.03:1 | AA | Lc -79.3 | Fine for body text |
| Black text on #B33FA5 | 4.17:1 | AA large text | Lc 30.1 | Non-text elements, placeholder text |
| #B33FA5 text on white | 5.03:1 | AA | Lc 73.9 | Content text, not long reading |
| #B33FA5 text on black | 4.17:1 | AA large text | Lc -27.8 | 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
#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
#E3ACD9
oklch(80.9% 0.087 332.8)
-
Step 400
400
#D27FC5
oklch(70.7% 0.136 332.8)
-
Step 500
500
#C55AB6
oklch(63.1% 0.175 333.1)
-
Step 600
600 (this color)
#B33FA5
oklch(56.6% 0.19 332.9)
-
Step 700
700
#972C8B
oklch(49.1% 0.178 332.8)
-
Step 800
800
#7A2770
oklch(42.6% 0.145 333)
-
Step 900
900
#63255B
oklch(37.6% 0.114 332.9)
-
Step 950
950
#3A1735
oklch(27% 0.071 333.1)
#B33FA5 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) | #3B64A8 | 0.201 |
| Deuteranopia (no green cones) | #6275A2 | 0.174 |
| Tritanopia (no blue cones) | #BB496C | 0.099 |
| Achromatopsia (no color) | #6F6F6F | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B33FA5
#B33FA5
oklch(56.6% 0.19 332.9)
- #008E4A
#008E4A
oklch(56.7% 0.146 152.9)
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 #B33FA5, closest first.
No curated palette has a color within ΔE 0.04 of #B33FA5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Pink #C83CB9 ΔE 0.049
- Purply #983FB2 ΔE 0.058
- Pinky Purple #C94CBE ΔE 0.060
- Medium Violet Red #C71585 ΔE 0.069
- Warm Purple #952E8F ΔE 0.075
- Medium Orchid #BA55D3 ΔE 0.077
- Amethyst #9B5FC0 ΔE 0.078
- Light Plum #9D5783 ΔE 0.087
Use #B33FA5 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.