#A183F8
Closest named color: Periwinkle (#8E82FE). oklch(68.9% 0.168 293.3), rgb(161, 131, 248).
Aa
Black text reads best on this color (7.11:1).
About this color
#A183F8 is a medium-light, vivid purple. In OKLCH its lightness is 69%, its chroma 0.168 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.030 away. Black text reads best on it, at 7.11:1.
| Hue family | Purples |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 7.11:1 |
| White text | 2.95:1 |
Values
| HEX | #A183F8 |
| RGB | rgb(161, 131, 248) |
| HSL | hsl(255, 89%, 74%) |
| OKLCH | oklch(68.9% 0.168 293.3) |
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 #A183F8 | 2.95:1 | Fails | Lc -61.2 | Content text, not long reading |
| Black text on #A183F8 | 7.11:1 | AAA | Lc 48.2 | Large or bold text, headings |
| #A183F8 text on white | 2.95:1 | Fails | Lc 55.8 | Large or bold text, headings |
| #A183F8 text on black | 7.11:1 | AAA | Lc -46.0 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#EAE7FD
oklch(93.7% 0.03 292.1)
-
Step 200
200
#DAD3FD
oklch(88.6% 0.058 292.8)
-
Step 300
300
#C3B4FF
oklch(80.9% 0.105 293.1)
-
Step 400
400 (this color)
#A183F8
oklch(68.9% 0.168 293.3)
-
Step 500
500
#9365FC
oklch(63% 0.215 293.3)
-
Step 600
600
#7F45EB
oklch(55.5% 0.233 293.2)
-
Step 700
700
#6C35CD
oklch(49.2% 0.217 293.2)
-
Step 800
800
#582EA5
oklch(42.7% 0.179 293.5)
-
Step 900
900
#482B83
oklch(37.7% 0.14 293.7)
-
Step 950
950
#2A1B4D
oklch(27.1% 0.088 293.5)
#A183F8 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) | #5998FC | 0.097 |
| Deuteranopia (no green cones) | #5E94F5 | 0.091 |
| Tritanopia (no blue cones) | #8C9AB2 | 0.137 |
| Achromatopsia (no color) | #969696 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A183F8
#A183F8
oklch(68.9% 0.168 293.3)
- #9CA400
#9CA400
oklch(68.9% 0.154 113.2)
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 #A183F8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.030
- Lavender Blue #8B88F8 ΔE 0.033
- Perrywinkle #8F8CE7 ΔE 0.044
- Light Urple #B36FF6 ΔE 0.050
- Light Purple #BF77F6 ΔE 0.052
- Periwinkle Blue #8F99FB ΔE 0.056
- Easter Purple #C071FE ΔE 0.062
- Medium Purple #9370DB ΔE 0.063
Use #A183F8 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.