#A99CEF
Closest named color: Periwinkle Blue (#8F99FB). oklch(73.6% 0.119 290.3), rgb(169, 156, 239).
Aa
Black text reads best on this color (8.68:1).
About this color
#A99CEF is a medium-light, moderately saturated purple. In OKLCH its lightness is 74%, its chroma 0.119 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.042 away. Black text reads best on it, at 8.68:1.
| Hue family | Purples |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.68:1 |
| White text | 2.41:1 |
Values
| HEX | #A99CEF |
| RGB | rgb(169, 156, 239) |
| HSL | hsl(249, 72%, 77%) |
| OKLCH | oklch(73.6% 0.119 290.3) |
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 #A99CEF | 2.41:1 | Fails | Lc -52.5 | Large or bold text, headings |
| Black text on #A99CEF | 8.68:1 | AAA | Lc 56.5 | Large or bold text, headings |
| #A99CEF text on white | 2.41:1 | Fails | Lc 47.5 | Large or bold text, headings |
| #A99CEF text on black | 8.68:1 | AAA | Lc -54.5 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E9E8F8
oklch(93.6% 0.021 288.9)
-
Step 200
200
#D8D5F3
oklch(88.5% 0.041 290.1)
-
Step 300
300
#C0B9EE
oklch(81% 0.074 290.7)
-
Step 400
400 (this color)
#A99CEF
oklch(73.6% 0.119 290.3)
-
Step 500
500
#8A76DE
oklch(63.1% 0.152 290.2)
-
Step 600
600
#755CCB
oklch(55.5% 0.165 290.4)
-
Step 700
700
#634BB0
oklch(49.1% 0.154 290.5)
-
Step 800
800
#503E8E
oklch(42.6% 0.127 290.3)
-
Step 900
900
#423672
oklch(37.7% 0.099 290)
-
Step 950
950
#272043
oklch(27.1% 0.064 290.7)
#A99CEF 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) | #85A8F2 | 0.053 |
| Deuteranopia (no green cones) | #85A5ED | 0.051 |
| Tritanopia (no blue cones) | #99ABBB | 0.100 |
| Achromatopsia (no color) | #A7A7A7 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A99CEF
#A99CEF
oklch(73.6% 0.119 290.3)
- #AEB051
#AEB051
oklch(73.6% 0.119 110.1)
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 #A99CEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.042
- Pale Purple #B790D4 ΔE 0.046
- Baby Purple #CA9BF7 ΔE 0.051
- Pastel Purple #CAA0FF ΔE 0.056
- Liliac #C48EFD ΔE 0.057
- Perrywinkle #8F8CE7 ΔE 0.058
- Lilac #CEA2FD ΔE 0.062
- Lavender Blue #8B88F8 ΔE 0.073
Use #A99CEF 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.