#8183F7
Closest named color: Lavender Blue (#8B88F8). oklch(66.3% 0.169 280), rgb(129, 131, 247).
Aa
Black text reads best on this color (6.52:1).
About this color
#8183F7 is a medium-light, vivid blue. In OKLCH its lightness is 66%, its chroma 0.169 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Blue (#8B88F8), ΔE 0.020 away. Black text reads best on it, at 6.52:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.169) |
| Temperature | cool |
| Nearest name | Lavender Blue (#8B88F8) |
| Black text | 6.52:1 |
| White text | 3.21:1 |
Values
| HEX | #8183F7 |
| RGB | rgb(129, 131, 247) |
| HSL | hsl(239, 88%, 74%) |
| OKLCH | oklch(66.3% 0.169 280) |
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 #8183F7 | 3.21:1 | AA large text | Lc -64.7 | Content text, not long reading |
| Black text on #8183F7 | 6.52:1 | AA | Lc 44.8 | Non-text elements, placeholder text |
| #8183F7 text on white | 3.21:1 | AA large text | Lc 59.2 | Large or bold text, headings |
| #8183F7 text on black | 6.52:1 | AA | Lc -42.5 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D2D6F8
oklch(88.4% 0.047 280.1)
-
Step 300
300
#B6BBF6
oklch(80.9% 0.083 280.6)
-
Step 400
400
#9196F1
oklch(70.7% 0.132 280)
-
Step 500
500 (this color)
#8183F7
oklch(66.3% 0.169 280)
-
Step 600
600
#635FDA
oklch(55.6% 0.183 280.1)
-
Step 700
700
#524DBD
oklch(49% 0.171 280)
-
Step 800
800
#434099
oklch(42.6% 0.141 280.1)
-
Step 900
900
#38387A
oklch(37.8% 0.11 279.8)
-
Step 950
950
#202147
oklch(26.9% 0.069 279.5)
#8183F7 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) | #5194FB | 0.063 |
| Deuteranopia (no green cones) | #488BF4 | 0.064 |
| Tritanopia (no blue cones) | #559CB1 | 0.148 |
| Achromatopsia (no color) | #8F8F8F | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8183F7
#8183F7
oklch(66.3% 0.169 280)
- #A79400
#A79400
oklch(66.3% 0.138 100.2)
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 #8183F7, closest first.
No curated palette has a color within ΔE 0.04 of #8183F7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Blue #8B88F8 ΔE 0.020
- Periwinkle #8E82FE ΔE 0.021
- Cornflower #6A79F7 ΔE 0.042
- Perrywinkle #8F8CE7 ΔE 0.042
- Soft Blue #6488EA ΔE 0.043
- Cornflower Blue #6495ED ΔE 0.058
- Medium Purple #9370DB ΔE 0.060
- Periwinkle Blue #8F99FB ΔE 0.060
Use #8183F7 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.