#B581D8
Closest named color: Wisteria (#A87DC2). oklch(68.8% 0.135 310.7), rgb(181, 129, 216).
Aa
Black text reads best on this color (7.09:1).
About this color
#B581D8 is a medium-light, moderately saturated purple. In OKLCH its lightness is 69%, its chroma 0.135 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.039 away. Black text reads best on it, at 7.09:1.
| Hue family | Purples |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 7.09:1 |
| White text | 2.95:1 |
Values
| HEX | #B581D8 |
| RGB | rgb(181, 129, 216) |
| HSL | hsl(276, 53%, 68%) |
| OKLCH | oklch(68.8% 0.135 310.7) |
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 #B581D8 | 2.95:1 | Fails | Lc -61.3 | Content text, not long reading |
| Black text on #B581D8 | 7.09:1 | AAA | Lc 48.1 | Large or bold text, headings |
| #B581D8 text on white | 2.95:1 | Fails | Lc 56.0 | Large or bold text, headings |
| #B581D8 text on black | 7.09:1 | AAA | Lc -45.8 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE6F6
oklch(93.7% 0.023 310.7)
-
Step 200
200
#E3D1F1
oklch(88.5% 0.047 310.5)
-
Step 300
300
#D2B2E9
oklch(81% 0.083 310.8)
-
Step 400
400 (this color)
#B581D8
oklch(68.8% 0.135 310.7)
-
Step 500
500
#AA66D5
oklch(63.1% 0.172 310.7)
-
Step 600
600
#964AC2
oklch(55.7% 0.187 311)
-
Step 700
700
#7F3AA8
oklch(49.1% 0.174 310.4)
-
Step 800
800
#683188
oklch(42.8% 0.144 310.9)
-
Step 900
900
#542C6D
oklch(37.6% 0.113 310.5)
-
Step 950
950
#311B40
oklch(27% 0.071 309.9)
#B581D8 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) | #7093DB | 0.103 |
| Deuteranopia (no green cones) | #7C97D6 | 0.095 |
| Tritanopia (no blue cones) | #B18EA2 | 0.097 |
| Achromatopsia (no color) | #969696 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B581D8
#B581D8
oklch(68.8% 0.135 310.7)
- #7DAB4C
#7DAB4C
oklch(68.7% 0.135 130.7)
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 #B581D8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.039
- Pale Purple #B790D4 ΔE 0.040
- Light Purple #BF77F6 ΔE 0.056
- Perrywinkle #8F8CE7 ΔE 0.063
- Liliac #C48EFD ΔE 0.063
- Light Urple #B36FF6 ΔE 0.067
- Soft Purple #A66FB5 ΔE 0.067
- Orchid #DA70D6 ΔE 0.069
Use #B581D8 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.