#8191EC
Closest named color: Perrywinkle (#8F8CE7). oklch(68.3% 0.135 274.7), rgb(129, 145, 236).
Aa
Black text reads best on this color (7.19:1).
About this color
#8191EC is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.135 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.022 away. Black text reads best on it, at 7.19:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.19:1 |
| White text | 2.91:1 |
Values
| HEX | #8191EC |
| RGB | rgb(129, 145, 236) |
| HSL | hsl(231, 74%, 72%) |
| OKLCH | oklch(68.3% 0.135 274.7) |
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 #8191EC | 2.91:1 | Fails | Lc -60.8 | Content text, not long reading |
| Black text on #8191EC | 7.19:1 | AAA | Lc 48.6 | Large or bold text, headings |
| #8191EC text on white | 2.91:1 | Fails | Lc 55.5 | Large or bold text, headings |
| #8191EC text on black | 7.19:1 | AAA | Lc -46.3 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9FB
oklch(93.6% 0.025 275.9)
-
Step 200
200
#CFD7F9
oklch(88.4% 0.048 274.9)
-
Step 300
300
#B0BDF8
oklch(80.9% 0.085 274.7)
-
Step 400
400 (this color)
#8191EC
oklch(68.3% 0.135 274.7)
-
Step 500
500
#6D7CF0
oklch(63.1% 0.173 274.8)
-
Step 600
600
#5762DE
oklch(55.6% 0.187 274.7)
-
Step 700
700
#4750C1
oklch(49.1% 0.174 274.5)
-
Step 800
800
#3A429C
oklch(42.6% 0.145 274.6)
-
Step 900
900
#31397C
oklch(37.6% 0.113 274.5)
-
Step 950
950
#1D2249
oklch(27% 0.072 275)
#8191EC 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) | #6F9CF0 | 0.033 |
| Deuteranopia (no green cones) | #6693EA | 0.032 |
| Tritanopia (no blue cones) | #5BA4B3 | 0.121 |
| Achromatopsia (no color) | #979797 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8191EC
#8191EC
oklch(68.3% 0.135 274.7)
- #B49716
#B49716
oklch(68.3% 0.135 94.6)
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 #8191EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.022
- Lavender Blue #8B88F8 ΔE 0.033
- Cornflower Blue #6495ED ΔE 0.034
- Periwinkle Blue #8F99FB ΔE 0.035
- Soft Blue #6488EA ΔE 0.045
- Periwinkle #8E82FE ΔE 0.052
- Chefchaouen Blue #4895EF ΔE 0.059
- Dark Sky Blue #448EE4 ΔE 0.068
Use #8191EC 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.