#8181EA
Closest named color: Lavender Blue (#8B88F8). oklch(65.1% 0.154 281.3), rgb(129, 129, 234).
Aa
Black text reads best on this color (6.26:1).
About this color
#8181EA is a medium-light, vivid purple. In OKLCH its lightness is 65%, its chroma 0.154 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Blue (#8B88F8), ΔE 0.030 away. Black text reads best on it, at 6.26:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.154) |
| Temperature | cool |
| Nearest name | Lavender Blue (#8B88F8) |
| Black text | 6.26:1 |
| White text | 3.35:1 |
Values
| HEX | #8181EA |
| RGB | rgb(129, 129, 234) |
| HSL | hsl(240, 71%, 71%) |
| OKLCH | oklch(65.1% 0.154 281.3) |
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 #8181EA | 3.35:1 | AA large text | Lc -66.3 | Content text, not long reading |
| Black text on #8181EA | 6.26:1 | AA | Lc 43.2 | Non-text elements, placeholder text |
| #8181EA text on white | 3.35:1 | AA large text | Lc 60.8 | Content text, not long reading |
| #8181EA text on black | 6.26:1 | AA | Lc -40.9 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E9F9
oklch(93.7% 0.022 280.3)
-
Step 200
200
#D4D7F5
oklch(88.6% 0.041 281)
-
Step 300
300
#B8BCF1
oklch(81% 0.075 281.2)
-
Step 400
400
#9497EA
oklch(70.7% 0.121 281.3)
-
Step 500
500 (this color)
#8181EA
oklch(65.1% 0.154 281.3)
-
Step 600
600
#6661D1
oklch(55.6% 0.168 281.5)
-
Step 700
700
#5550B5
oklch(49.1% 0.155 281.3)
-
Step 800
800
#454293
oklch(42.7% 0.129 281.1)
-
Step 900
900
#3A3975
oklch(37.8% 0.1 281.2)
-
Step 950
950
#222244
oklch(27.1% 0.062 281.4)
#8181EA 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) | #5790EE | 0.057 |
| Deuteranopia (no green cones) | #5188E8 | 0.057 |
| Tritanopia (no blue cones) | #5E97AA | 0.134 |
| Achromatopsia (no color) | #8C8C8C | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8181EA
#8181EA
oklch(65.1% 0.154 281.3)
- #A29100
#A29100
oklch(65.2% 0.136 101)
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 #8181EA, closest first.
No curated palette has a color within ΔE 0.04 of #8181EA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Blue #8B88F8 ΔE 0.030
- Periwinkle #8E82FE ΔE 0.035
- Perrywinkle #8F8CE7 ΔE 0.037
- Soft Blue #6488EA ΔE 0.038
- Cornflower #6A79F7 ΔE 0.044
- Medium Purple #9370DB ΔE 0.049
- Cornflower Blue #6495ED ΔE 0.058
- Medium Slate Blue #7B68EE ΔE 0.063
Use #8181EA 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.