#A188FE
Closest named color: Periwinkle (#8E82FE). oklch(70.1% 0.169 291.2), rgb(161, 136, 254).
Aa
Black text reads best on this color (7.46:1).
About this color
#A188FE is a medium-light, vivid purple. In OKLCH its lightness is 70%, its chroma 0.169 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.033 away. Black text reads best on it, at 7.46:1.
| Hue family | Purples |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.169) |
| Temperature | in between |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 7.46:1 |
| White text | 2.81:1 |
Values
| HEX | #A188FE |
| RGB | rgb(161, 136, 254) |
| HSL | hsl(253, 98%, 76%) |
| OKLCH | oklch(70.1% 0.169 291.2) |
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 #A188FE | 2.81:1 | Fails | Lc -59.2 | Large or bold text, headings |
| Black text on #A188FE | 7.46:1 | AAA | Lc 50.2 | Large or bold text, headings |
| #A188FE text on white | 2.81:1 | Fails | Lc 53.9 | Large or bold text, headings |
| #A188FE text on black | 7.46:1 | AAA | Lc -48.0 | 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E9E7FD
oklch(93.6% 0.03 290)
-
Step 200
200
#D9D3FE
oklch(88.5% 0.059 291.5)
-
Step 300
300
#C1B5FF
oklch(81% 0.104 291.3)
-
Step 400
400 (this color)
#A188FE
oklch(70.1% 0.169 291.2)
-
Step 500
500
#8F67FF
oklch(63.2% 0.216 291.1)
-
Step 600
600
#7B47EE
oklch(55.6% 0.234 291.1)
-
Step 700
700
#6836CF
oklch(49% 0.218 291)
-
Step 800
800
#552FA7
oklch(42.7% 0.18 291.4)
-
Step 900
900
#452C84
oklch(37.6% 0.14 291.2)
-
Step 950
950
#281B4E
oklch(27% 0.09 290.9)
#A188FE 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) | #5D9CFF | 0.091 |
| Deuteranopia (no green cones) | #6098FB | 0.087 |
| Tritanopia (no blue cones) | #899FB7 | 0.139 |
| Achromatopsia (no color) | #9A9A9A | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A188FE
#A188FE
oklch(70.1% 0.169 291.2)
- #A3A700
#A3A700
oklch(70.2% 0.155 111.5)
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 #A188FE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.033
- Lavender Blue #8B88F8 ΔE 0.034
- Perrywinkle #8F8CE7 ΔE 0.046
- Periwinkle Blue #8F99FB ΔE 0.047
- Light Purple #BF77F6 ΔE 0.058
- Liliac #C48EFD ΔE 0.058
- Light Urple #B36FF6 ΔE 0.060
- Easter Purple #C071FE ΔE 0.067
Use #A188FE 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.