#B581FF
Closest named color: Light Purple (#BF77F6). oklch(70.8% 0.182 300.9), rgb(181, 129, 255).
Aa
Black text reads best on this color (7.54:1).
About this color
#B581FF is a medium-light, vivid purple. In OKLCH its lightness is 71%, its chroma 0.182 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Purple (#BF77F6), ΔE 0.028 away. Black text reads best on it, at 7.54:1.
| Hue family | Purples |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.182) |
| Temperature | in between |
| Nearest name | Light Purple (#BF77F6) |
| Black text | 7.54:1 |
| White text | 2.78:1 |
Values
| HEX | #B581FF |
| RGB | rgb(181, 129, 255) |
| HSL | hsl(265, 100%, 75%) |
| OKLCH | oklch(70.8% 0.182 300.9) |
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 #B581FF | 2.78:1 | Fails | Lc -58.6 | Large or bold text, headings |
| Black text on #B581FF | 7.54:1 | AAA | Lc 50.7 | Large or bold text, headings |
| #B581FF text on white | 2.78:1 | Fails | Lc 53.4 | Large or bold text, headings |
| #B581FF text on black | 7.54:1 | AAA | Lc -48.5 | 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
#F7F3FE
oklch(97% 0.015 302.6)
-
Step 100
100
#EDE5FD
oklch(93.5% 0.033 300.9)
-
Step 200
200
#E0D0FD
oklch(88.5% 0.063 301.3)
-
Step 300
300
#CDAFFF
oklch(80.9% 0.115 301.1)
-
Step 400
400 (this color)
#B581FF
oklch(70.8% 0.182 300.9)
-
Step 500
500
#A459FD
oklch(63.2% 0.233 300.9)
-
Step 600
600
#9033EC
oklch(55.6% 0.254 300.9)
-
Step 700
700
#7B22CD
oklch(49.1% 0.235 301)
-
Step 800
800
#6421A6
oklch(42.8% 0.195 301)
-
Step 900
900
#512383
oklch(37.6% 0.152 301.2)
-
Step 950
950
#2F174D
oklch(27.1% 0.096 300.6)
#B581FF 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) | #589AFF | 0.127 |
| Deuteranopia (no green cones) | #659AFC | 0.117 |
| Tritanopia (no blue cones) | #A798B4 | 0.140 |
| Achromatopsia (no color) | #9B9B9B | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B581FF
#B581FF
oklch(70.8% 0.182 300.9)
- #92AF00
#92AF00
oklch(70.7% 0.169 120.8)
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 #B581FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Purple #BF77F6 ΔE 0.028
- Easter Purple #C071FE ΔE 0.037
- Light Urple #B36FF6 ΔE 0.040
- Liliac #C48EFD ΔE 0.042
- Periwinkle #8E82FE ΔE 0.060
- Lavender Blue #8B88F8 ΔE 0.065
- Bright Lavender #C760FF ΔE 0.071
- Perrywinkle #8F8CE7 ΔE 0.073
Use #B581FF 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.