#8181DA
Closest named color: Perrywinkle (#8F8CE7). oklch(64.2% 0.132 282.1), rgb(129, 129, 218).
Aa
Black text reads best on this color (6.08:1).
About this color
#8181DA is a medium-light, moderately saturated purple. In OKLCH its lightness is 64%, its chroma 0.132 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.039 away. Black text reads best on it, at 6.08:1.
| Hue family | Purples |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 6.08:1 |
| White text | 3.45:1 |
Values
| HEX | #8181DA |
| RGB | rgb(129, 129, 218) |
| HSL | hsl(240, 55%, 68%) |
| OKLCH | oklch(64.2% 0.132 282.1) |
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 #8181DA | 3.45:1 | AA large text | Lc -67.4 | Content text, not long reading |
| Black text on #8181DA | 6.08:1 | AA | Lc 42.1 | Non-text elements, placeholder text |
| #8181DA text on white | 3.45:1 | AA large text | Lc 61.9 | Content text, not long reading |
| #8181DA text on black | 6.08:1 | AA | Lc -39.8 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F6
oklch(93.6% 0.018 279.1)
-
Step 200
200
#D5D7F1
oklch(88.6% 0.036 282.1)
-
Step 300
300
#B9BCEA
oklch(80.8% 0.065 281.9)
-
Step 400
400
#9699DF
oklch(70.8% 0.102 281.6)
-
Step 500
500 (this color)
#8181DA
oklch(64.2% 0.132 282.1)
-
Step 600
600
#6865C4
oklch(55.6% 0.144 282.1)
-
Step 700
700
#5754A9
oklch(49.2% 0.132 282)
-
Step 800
800
#474589
oklch(42.8% 0.11 282)
-
Step 900
900
#3B3A6D
oklch(37.6% 0.086 282.3)
-
Step 950
950
#222340
oklch(27.1% 0.053 280.7)
#8181DA 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) | #628DDD | 0.046 |
| Deuteranopia (no green cones) | #5D87D8 | 0.046 |
| Tritanopia (no blue cones) | #6693A3 | 0.115 |
| Achromatopsia (no color) | #8A8A8A | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8181DA
#8181DA
oklch(64.2% 0.132 282.1)
- #9D8F0D
#9D8F0D
oklch(64.3% 0.132 102.3)
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 #8181DA, closest first.
No curated palette has a color within ΔE 0.04 of #8181DA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.039
- Soft Blue #6488EA ΔE 0.043
- Medium Purple #9370DB ΔE 0.048
- Lavender Blue #8B88F8 ΔE 0.048
- Periwinkle #8E82FE ΔE 0.057
- Cornflower Blue #6495ED ΔE 0.060
- Cornflower #6A79F7 ΔE 0.060
- Deep Lilac #966EBD ΔE 0.063
Use #8181DA 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.