#B581E2
Closest named color: Light Purple (#BF77F6). oklch(69.2% 0.147 307.7), rgb(181, 129, 226).
Aa
Black text reads best on this color (7.20:1).
About this color
#B581E2 is a medium-light, vivid purple. In OKLCH its lightness is 69%, its chroma 0.147 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Purple (#BF77F6), ΔE 0.043 away. Black text reads best on it, at 7.20:1.
| Hue family | Purples |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Light Purple (#BF77F6) |
| Black text | 7.20:1 |
| White text | 2.91:1 |
Values
| HEX | #B581E2 |
| RGB | rgb(181, 129, 226) |
| HSL | hsl(272, 63%, 70%) |
| OKLCH | oklch(69.2% 0.147 307.7) |
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 #B581E2 | 2.91:1 | Fails | Lc -60.7 | Content text, not long reading |
| Black text on #B581E2 | 7.20:1 | AAA | Lc 48.7 | Large or bold text, headings |
| #B581E2 text on white | 2.91:1 | Fails | Lc 55.4 | Large or bold text, headings |
| #B581E2 text on black | 7.20:1 | AAA | Lc -46.4 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#EFE6F8
oklch(93.7% 0.026 308.2)
-
Step 200
200
#E2D1F4
oklch(88.5% 0.051 307.2)
-
Step 300
300
#D1B1EF
oklch(80.9% 0.092 307.9)
-
Step 400
400 (this color)
#B581E2
oklch(69.2% 0.147 307.7)
-
Step 500
500
#A963E0
oklch(63.2% 0.189 307.7)
-
Step 600
600
#9445CD
oklch(55.6% 0.204 307.7)
-
Step 700
700
#7E35B2
oklch(49.1% 0.191 307.5)
-
Step 800
800
#672E90
oklch(42.8% 0.157 307.8)
-
Step 900
900
#532A73
oklch(37.6% 0.124 307.4)
-
Step 950
950
#311A43
oklch(27.1% 0.077 308)
#B581E2 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) | #6B95E6 | 0.109 |
| Deuteranopia (no green cones) | #7798DF | 0.101 |
| Tritanopia (no blue cones) | #AF90A7 | 0.106 |
| Achromatopsia (no color) | #979797 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B581E2
#B581E2
oklch(69.2% 0.147 307.7)
- #82AC3D
#82AC3D
oklch(69.1% 0.147 127.5)
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 #B581E2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Purple #BF77F6 ΔE 0.043
- Pale Purple #B790D4 ΔE 0.047
- Wisteria #A87DC2 ΔE 0.052
- Liliac #C48EFD ΔE 0.053
- Light Urple #B36FF6 ΔE 0.055
- Easter Purple #C071FE ΔE 0.061
- Perrywinkle #8F8CE7 ΔE 0.061
- Orchid #DA70D6 ΔE 0.069
Use #B581E2 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.