#B537BB
Closest named color: Purpley Pink (#C83CB9). oklch(57.3% 0.218 326), rgb(181, 55, 187).
Aa
White text reads best on this color (4.96:1).
About this color
#B537BB is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.218 and its hue 326°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley Pink (#C83CB9), ΔE 0.040 away. White text reads best on it, at 4.96:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.218) |
| Temperature | in between |
| Nearest name | Purpley Pink (#C83CB9) |
| Black text | 4.22:1 |
| White text | 4.96:1 |
Values
| HEX | #B537BB |
| RGB | rgb(181, 55, 187) |
| HSL | hsl(297, 55%, 47%) |
| OKLCH | oklch(57.3% 0.218 326) |
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 #B537BB | 4.96:1 | AA | Lc -78.7 | Fine for body text |
| Black text on #B537BB | 4.22:1 | AA large text | Lc 30.8 | Non-text elements, placeholder text |
| #B537BB text on white | 4.96:1 | AA | Lc 73.3 | Content text, not long reading |
| #B537BB text on black | 4.22:1 | AA large text | Lc -28.4 | 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
#F4E4F4
oklch(93.6% 0.027 325.8)
-
Step 200
200
#EDCDED
oklch(88.5% 0.055 326)
-
Step 300
300
#E2ABE3
oklch(81% 0.098 325.9)
-
Step 400
400
#D27BD4
oklch(70.8% 0.156 326.3)
-
Step 500
500
#C453C9
oklch(63.1% 0.201 326)
-
Step 600
600 (this color)
#B537BB
oklch(57.3% 0.218 326)
-
Step 700
700
#96219C
oklch(49.1% 0.202 325.9)
-
Step 800
800
#7A1F7F
oklch(42.7% 0.168 325.7)
-
Step 900
900
#632166
oklch(37.8% 0.131 326)
-
Step 950
950
#3A153C
oklch(27.1% 0.083 325.5)
#B537BB 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) | #1766BF | 0.230 |
| Deuteranopia (no green cones) | #5475B8 | 0.194 |
| Tritanopia (no blue cones) | #BA4C76 | 0.124 |
| Achromatopsia (no color) | #707070 | 0.220 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B537BB
#B537BB
oklch(57.3% 0.218 326)
- #00922D
#00922D
oklch(57.4% 0.176 146)
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 #B537BB, closest first.
No curated palette has a color within ΔE 0.04 of #B537BB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Pink #C83CB9 ΔE 0.040
- Pinky Purple #C94CBE ΔE 0.056
- Purply #983FB2 ΔE 0.057
- Medium Orchid #BA55D3 ΔE 0.060
- Dark Orchid #9932CC ΔE 0.065
- Vibrant Purple #AD03DE ΔE 0.074
- Purple Pink #D725DE ΔE 0.081
- Amethyst #9B5FC0 ΔE 0.082
Use #B537BB 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.