#B581CF
Closest named color: Wisteria (#A87DC2). oklch(68.3% 0.124 313.9), rgb(181, 129, 207).
Aa
Black text reads best on this color (7.00:1).
About this color
#B581CF is a medium-light, moderately saturated purple. In OKLCH its lightness is 68%, its chroma 0.124 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.030 away. Black text reads best on it, at 7.00:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.124) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 7.00:1 |
| White text | 2.99:1 |
Values
| HEX | #B581CF |
| RGB | rgb(181, 129, 207) |
| HSL | hsl(280, 45%, 66%) |
| OKLCH | oklch(68.3% 0.124 313.9) |
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 #B581CF | 2.99:1 | Fails | Lc -61.9 | Content text, not long reading |
| Black text on #B581CF | 7.00:1 | AAA | Lc 47.5 | Large or bold text, headings |
| #B581CF text on white | 2.99:1 | Fails | Lc 56.5 | Large or bold text, headings |
| #B581CF text on black | 7.00:1 | AAA | Lc -45.3 | Large or bold text, headings |
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 400.
-
Step 50
50
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#EFE6F5
oklch(93.6% 0.022 312.2)
-
Step 200
200
#E4D1EE
oklch(88.5% 0.044 314.1)
-
Step 300
300
#D3B2E4
oklch(80.9% 0.078 314.1)
-
Step 400
400 (this color)
#B581CF
oklch(68.3% 0.124 313.9)
-
Step 500
500
#AC68CC
oklch(63.1% 0.16 314)
-
Step 600
600
#974DB9
oklch(55.7% 0.173 313.8)
-
Step 700
700
#813D9F
oklch(49.1% 0.161 314.1)
-
Step 800
800
#693381
oklch(42.7% 0.134 314.1)
-
Step 900
900
#552E67
oklch(37.7% 0.103 314.1)
-
Step 950
950
#321B3D
oklch(27% 0.067 313.9)
#B581CF 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) | #7492D2 | 0.099 |
| Deuteranopia (no green cones) | #8096CD | 0.091 |
| Tritanopia (no blue cones) | #B38B9E | 0.085 |
| Achromatopsia (no color) | #959595 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B581CF
#B581CF
oklch(68.3% 0.124 313.9)
- #79AA57
#79AA57
oklch(68.4% 0.125 133.8)
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 #B581CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.030
- Pale Purple #B790D4 ΔE 0.037
- Soft Purple #A66FB5 ΔE 0.060
- Heather #A484AC ΔE 0.062
- Dusty Lavender #AC86A8 ΔE 0.066
- Perrywinkle #8F8CE7 ΔE 0.067
- Light Purple #BF77F6 ΔE 0.068
- Lavender Pink #DD85D7 ΔE 0.069
Use #B581CF 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.