#A183EE
Closest named color: Lavender Blue (#8B88F8). oklch(68.3% 0.155 294.9), rgb(161, 131, 238).
Aa
Black text reads best on this color (6.99:1).
About this color
#A183EE is a medium-light, vivid purple. In OKLCH its lightness is 68%, its chroma 0.155 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Lavender Blue (#8B88F8), ΔE 0.035 away. Black text reads best on it, at 6.99:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.155) |
| Temperature | in between |
| Nearest name | Lavender Blue (#8B88F8) |
| Black text | 6.99:1 |
| White text | 3.00:1 |
Values
| HEX | #A183EE |
| RGB | rgb(161, 131, 238) |
| HSL | hsl(257, 76%, 72%) |
| OKLCH | oklch(68.3% 0.155 294.9) |
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 #A183EE | 3.00:1 | AA large text | Lc -61.9 | Content text, not long reading |
| Black text on #A183EE | 6.99:1 | AA | Lc 47.5 | Large or bold text, headings |
| #A183EE text on white | 3.00:1 | AA large text | Lc 56.5 | Large or bold text, headings |
| #A183EE text on black | 6.99:1 | AA | Lc -45.2 | 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
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#EBE7FB
oklch(93.7% 0.027 295)
-
Step 200
200
#DBD3FA
oklch(88.6% 0.054 294.7)
-
Step 300
300
#C5B4F9
oklch(80.8% 0.098 295.4)
-
Step 400
400 (this color)
#A183EE
oklch(68.3% 0.155 294.9)
-
Step 500
500
#9569F2
oklch(63.2% 0.197 294.9)
-
Step 600
600
#814BE1
oklch(55.7% 0.215 295)
-
Step 700
700
#6D3AC3
oklch(49% 0.2 295)
-
Step 800
800
#59329E
oklch(42.8% 0.166 295)
-
Step 900
900
#482E7D
oklch(37.7% 0.128 294.6)
-
Step 950
950
#2A1C49
oklch(27% 0.081 294.8)
#A183EE 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) | #6096F2 | 0.090 |
| Deuteranopia (no green cones) | #6593EB | 0.085 |
| Tritanopia (no blue cones) | #9097AD | 0.125 |
| Achromatopsia (no color) | #959595 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A183EE
#A183EE
oklch(68.3% 0.155 294.9)
- #97A300
#97A300
oklch(68.2% 0.155 114.9)
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 #A183EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Blue #8B88F8 ΔE 0.035
- Perrywinkle #8F8CE7 ΔE 0.036
- Periwinkle #8E82FE ΔE 0.038
- Light Urple #B36FF6 ΔE 0.054
- Light Purple #BF77F6 ΔE 0.055
- Medium Purple #9370DB ΔE 0.057
- Periwinkle Blue #8F99FB ΔE 0.057
- Wisteria #A87DC2 ΔE 0.065
Use #A183EE 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.