#A691EE
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.3% 0.134 293.1), rgb(166, 145, 238).
Aa
Black text reads best on this color (7.90:1).
About this color
#A691EE is a medium-light, moderately saturated purple. In OKLCH its lightness is 71%, its chroma 0.134 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.038 away. Black text reads best on it, at 7.90:1.
| Hue family | Purples |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.90:1 |
| White text | 2.65:1 |
Values
| HEX | #A691EE |
| RGB | rgb(166, 145, 238) |
| HSL | hsl(254, 73%, 75%) |
| OKLCH | oklch(71.3% 0.134 293.1) |
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 #A691EE | 2.65:1 | Fails | Lc -56.8 | Large or bold text, headings |
| Black text on #A691EE | 7.90:1 | AAA | Lc 52.4 | Large or bold text, headings |
| #A691EE text on white | 2.65:1 | Fails | Lc 51.6 | Large or bold text, headings |
| #A691EE text on black | 7.90:1 | AAA | Lc -50.3 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#EAE7F9
oklch(93.6% 0.024 293.6)
-
Step 200
200
#DAD4F6
oklch(88.5% 0.047 293.5)
-
Step 300
300
#C2B7F2
oklch(80.9% 0.083 293)
-
Step 400
400 (this color)
#A691EE
oklch(71.3% 0.134 293.1)
-
Step 500
500
#9070E6
oklch(63.1% 0.172 293.3)
-
Step 600
600
#7B55D4
oklch(55.6% 0.187 293.1)
-
Step 700
700
#6845B8
oklch(49.2% 0.173 293)
-
Step 800
800
#543995
oklch(42.6% 0.144 292.8)
-
Step 900
900
#453276
oklch(37.6% 0.112 293.1)
-
Step 950
950
#281E45
oklch(26.9% 0.071 292.9)
#A691EE 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) | #76A0F2 | 0.069 |
| Deuteranopia (no green cones) | #789DEC | 0.066 |
| Tritanopia (no blue cones) | #96A2B4 | 0.111 |
| Achromatopsia (no color) | #9F9F9F | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A691EE
#A691EE
oklch(71.3% 0.134 293.1)
- #A3AB3B
#A3AB3B
oklch(71.3% 0.134 113.2)
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 #A691EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.038
- Perrywinkle #8F8CE7 ΔE 0.038
- Pale Purple #B790D4 ΔE 0.045
- Lavender Blue #8B88F8 ΔE 0.051
- Liliac #C48EFD ΔE 0.052
- Periwinkle #8E82FE ΔE 0.062
- Baby Purple #CA9BF7 ΔE 0.063
- Pastel Purple #CAA0FF ΔE 0.071
Use #A691EE 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.