#8188DC
Closest named color: Perrywinkle (#8F8CE7). oklch(65.7% 0.125 278.8), rgb(129, 136, 220).
Aa
Black text reads best on this color (6.48:1).
About this color
#8188DC is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.125 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.028 away. Black text reads best on it, at 6.48:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.125) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 6.48:1 |
| White text | 3.23:1 |
Values
| HEX | #8188DC |
| RGB | rgb(129, 136, 220) |
| HSL | hsl(235, 57%, 68%) |
| OKLCH | oklch(65.7% 0.125 278.8) |
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 #8188DC | 3.23:1 | AA large text | Lc -65.0 | Content text, not long reading |
| Black text on #8188DC | 6.48:1 | AA | Lc 44.5 | Non-text elements, placeholder text |
| #8188DC text on white | 3.23:1 | AA large text | Lc 59.5 | Large or bold text, headings |
| #8188DC text on black | 6.48:1 | AA | Lc -42.2 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F6
oklch(93.6% 0.018 279.1)
-
Step 200
200
#D4D7F0
oklch(88.5% 0.034 280.2)
-
Step 300
300
#B7BDE8
oklch(80.8% 0.061 278.7)
-
Step 400
400
#939ADD
oklch(70.6% 0.098 279)
-
Step 500
500 (this color)
#8188DC
oklch(65.7% 0.125 278.8)
-
Step 600
600
#6368C1
oklch(55.6% 0.136 278.6)
-
Step 700
700
#5356A6
oklch(49.1% 0.126 279.1)
-
Step 800
800
#434787
oklch(42.7% 0.105 278.3)
-
Step 900
900
#393C6C
oklch(37.8% 0.081 279)
-
Step 950
950
#21233F
oklch(26.9% 0.052 279.2)
#8188DC 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) | #6B93DF | 0.036 |
| Deuteranopia (no green cones) | #658CDA | 0.036 |
| Tritanopia (no blue cones) | #6499A7 | 0.111 |
| Achromatopsia (no color) | #8F8F8F | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8188DC
#8188DC
oklch(65.7% 0.125 278.8)
- #A59224
#A59224
oklch(65.8% 0.125 98.9)
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 #8188DC, closest first.
No curated palette has a color within ΔE 0.04 of #8188DC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.028
- Soft Blue #6488EA ΔE 0.041
- Lavender Blue #8B88F8 ΔE 0.045
- Cornflower Blue #6495ED ΔE 0.047
- Periwinkle #8E82FE ΔE 0.059
- Periwinkle Blue #8F99FB ΔE 0.062
- Medium Purple #9370DB ΔE 0.063
- Dark Sky Blue #448EE4 ΔE 0.065
Use #8188DC 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.