#818AED
Closest named color: Lavender Blue (#8B88F8). oklch(67% 0.146 277.8), rgb(129, 138, 237).
Aa
Black text reads best on this color (6.79:1).
About this color
#818AED is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.146 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Blue (#8B88F8), ΔE 0.023 away. Black text reads best on it, at 6.79:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.146) |
| Temperature | cool |
| Nearest name | Lavender Blue (#8B88F8) |
| Black text | 6.79:1 |
| White text | 3.09:1 |
Values
| HEX | #818AED |
| RGB | rgb(129, 138, 237) |
| HSL | hsl(235, 75%, 72%) |
| OKLCH | oklch(67% 0.146 277.8) |
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 #818AED | 3.09:1 | AA large text | Lc -63.1 | Content text, not long reading |
| Black text on #818AED | 6.79:1 | AA | Lc 46.3 | Large or bold text, headings |
| #818AED text on white | 3.09:1 | AA large text | Lc 57.7 | Large or bold text, headings |
| #818AED text on black | 6.79:1 | AA | Lc -44.0 | 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 400.
-
Step 50
50
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E9FC
oklch(93.7% 0.026 276.4)
-
Step 200
200
#D1D7FB
oklch(88.6% 0.05 277.9)
-
Step 300
300
#B2BBFB
oklch(80.8% 0.091 278)
-
Step 400
400 (this color)
#818AED
oklch(67% 0.146 277.8)
-
Step 500
500
#7278F7
oklch(63.2% 0.186 277.6)
-
Step 600
600
#5D5CE6
oklch(55.6% 0.203 277.8)
-
Step 700
700
#4D4BC8
oklch(49.2% 0.189 277.6)
-
Step 800
800
#3F3EA1
oklch(42.6% 0.156 277.9)
-
Step 900
900
#353680
oklch(37.6% 0.122 278.2)
-
Step 950
950
#1E214B
oklch(27.1% 0.077 276.9)
#818AED 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) | #6497F1 | 0.044 |
| Deuteranopia (no green cones) | #5C8EEB | 0.044 |
| Tritanopia (no blue cones) | #5B9FB0 | 0.129 |
| Achromatopsia (no color) | #929292 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #818AED
#818AED
oklch(67% 0.146 277.8)
- #AC9500
#AC9500
oklch(67% 0.139 98.2)
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 #818AED, closest first.
No curated palette has a color within ΔE 0.04 of #818AED.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Blue #8B88F8 ΔE 0.023
- Perrywinkle #8F8CE7 ΔE 0.023
- Soft Blue #6488EA ΔE 0.038
- Periwinkle #8E82FE ΔE 0.038
- Cornflower Blue #6495ED ΔE 0.042
- Periwinkle Blue #8F99FB ΔE 0.047
- Cornflower #6A79F7 ΔE 0.059
- Chefchaouen Blue #4895EF ΔE 0.063
Use #818AED 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.