#A198EB
Closest named color: Periwinkle Blue (#8F99FB). oklch(72% 0.119 288), rgb(161, 152, 235).
Aa
Black text reads best on this color (8.20:1).
About this color
#A198EB is a medium-light, moderately saturated purple. In OKLCH its lightness is 72%, its chroma 0.119 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.033 away. Black text reads best on it, at 8.20:1.
| Hue family | Purples |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.119) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.20:1 |
| White text | 2.55:1 |
Values
| HEX | #A198EB |
| RGB | rgb(161, 152, 235) |
| HSL | hsl(247, 67%, 76%) |
| OKLCH | oklch(72% 0.119 288) |
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 #A198EB | 2.55:1 | Fails | Lc -55.1 | Large or bold text, headings |
| Black text on #A198EB | 8.20:1 | AAA | Lc 54.0 | Large or bold text, headings |
| #A198EB text on white | 2.55:1 | Fails | Lc 50.0 | Large or bold text, headings |
| #A198EB text on black | 8.20:1 | AAA | Lc -51.9 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E9E8F8
oklch(93.6% 0.021 288.9)
-
Step 200
200
#D7D5F4
oklch(88.4% 0.042 288.5)
-
Step 300
300
#BEBAEF
oklch(81% 0.074 288.1)
-
Step 400
400 (this color)
#A198EB
oklch(72% 0.119 288)
-
Step 500
500
#8777DF
oklch(63.1% 0.152 288.3)
-
Step 600
600
#715ECD
oklch(55.6% 0.165 287.7)
-
Step 700
700
#5F4CB1
oklch(49% 0.154 288)
-
Step 800
800
#4E3F90
oklch(42.7% 0.129 288.2)
-
Step 900
900
#403773
oklch(37.8% 0.099 287.6)
-
Step 950
950
#252043
oklch(26.9% 0.064 287.9)
#A198EB 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) | #80A4EE | 0.049 |
| Deuteranopia (no green cones) | #7FA0E9 | 0.047 |
| Tritanopia (no blue cones) | #8FA7B7 | 0.101 |
| Achromatopsia (no color) | #A2A2A2 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A198EB
#A198EB
oklch(72% 0.119 288)
- #ACAA49
#ACAA49
oklch(72% 0.12 108)
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 #A198EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.033
- Perrywinkle #8F8CE7 ΔE 0.042
- Pale Purple #B790D4 ΔE 0.046
- Lavender Blue #8B88F8 ΔE 0.060
- Liliac #C48EFD ΔE 0.065
- Baby Purple #CA9BF7 ΔE 0.065
- Pastel Purple #CAA0FF ΔE 0.071
- Periwinkle #8E82FE ΔE 0.074
Use #A198EB 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.