#8583FC
Closest named color: Periwinkle (#8E82FE). oklch(66.9% 0.175 281.3), rgb(133, 131, 252).
Aa
Black text reads best on this color (6.64:1).
About this color
#8583FC is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.175 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.013 away. Black text reads best on it, at 6.64:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.175) |
| Temperature | cool |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 6.64:1 |
| White text | 3.15:1 |
Values
| HEX | #8583FC |
| RGB | rgb(133, 131, 252) |
| HSL | hsl(241, 95%, 75%) |
| OKLCH | oklch(66.9% 0.175 281.3) |
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 #8583FC | 3.15:1 | AA large text | Lc -63.9 | Content text, not long reading |
| Black text on #8583FC | 6.64:1 | AA | Lc 45.6 | Large or bold text, headings |
| #8583FC text on white | 3.15:1 | AA large text | Lc 58.5 | Large or bold text, headings |
| #8583FC text on black | 6.64:1 | AA | Lc -43.3 | 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
#E6E8FB
oklch(93.5% 0.026 281.1)
-
Step 200
200
#D3D6F9
oklch(88.5% 0.048 281.5)
-
Step 300
300
#B7BBF7
oklch(81% 0.085 281.4)
-
Step 400
400
#9395F3
oklch(70.7% 0.136 281.4)
-
Step 500
500 (this color)
#8583FC
oklch(66.9% 0.175 281.3)
-
Step 600
600
#655CDD
oklch(55.5% 0.19 281.4)
-
Step 700
700
#554BC0
oklch(49.1% 0.177 281.6)
-
Step 800
800
#453E9B
oklch(42.6% 0.146 281.6)
-
Step 900
900
#39367C
oklch(37.6% 0.115 281.2)
-
Step 950
950
#212048
oklch(26.8% 0.072 281.5)
#8583FC 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) | #4D95FF | 0.070 |
| Deuteranopia (no green cones) | #458DF9 | 0.072 |
| Tritanopia (no blue cones) | #5A9DB4 | 0.151 |
| Achromatopsia (no color) | #919191 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8583FC
#8583FC
oklch(66.9% 0.175 281.3)
- #A79600
#A79600
oklch(66.7% 0.139 101.3)
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 #8583FC, closest first.
No curated palette has a color within ΔE 0.04 of #8583FC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.013
- Lavender Blue #8B88F8 ΔE 0.018
- Perrywinkle #8F8CE7 ΔE 0.045
- Cornflower #6A79F7 ΔE 0.047
- Soft Blue #6488EA ΔE 0.052
- Periwinkle Blue #8F99FB ΔE 0.059
- Medium Purple #9370DB ΔE 0.063
- Cornflower Blue #6495ED ΔE 0.064
Use #8583FC 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.