#728EFF
Closest named color: Lavender Blue (#8B88F8). oklch(67.9% 0.169 270.8), rgb(114, 142, 255).
Aa
Black text reads best on this color (7.02:1).
About this color
#728EFF is a medium-light, vivid blue. In OKLCH its lightness is 68%, its chroma 0.169 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Blue (#8B88F8), ΔE 0.034 away. Black text reads best on it, at 7.02:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.169) |
| Temperature | cool |
| Nearest name | Lavender Blue (#8B88F8) |
| Black text | 7.02:1 |
| White text | 2.98:1 |
Values
| HEX | #728EFF |
| RGB | rgb(114, 142, 255) |
| HSL | hsl(228, 100%, 72%) |
| OKLCH | oklch(67.9% 0.169 270.8) |
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 #728EFF | 2.98:1 | Fails | Lc -61.6 | Content text, not long reading |
| Black text on #728EFF | 7.02:1 | AAA | Lc 47.8 | Large or bold text, headings |
| #728EFF text on white | 2.98:1 | Fails | Lc 56.3 | Large or bold text, headings |
| #728EFF text on black | 7.02:1 | AAA | Lc -45.5 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E2E9FF
oklch(93.5% 0.031 271.7)
-
Step 200
200
#CBD8FF
oklch(88.5% 0.056 270.7)
-
Step 300
300
#A9BEFF
oklch(80.9% 0.095 270.4)
-
Step 400
400 (this color)
#728EFF
oklch(67.9% 0.169 270.8)
-
Step 500
500
#5F7BFF
oklch(63.1% 0.198 270.7)
-
Step 600
600
#475BF9
oklch(55.7% 0.234 270.9)
-
Step 700
700
#3949D9
oklch(49.1% 0.217 270.7)
-
Step 800
800
#2F3DB0
oklch(42.7% 0.181 270.9)
-
Step 900
900
#28368B
oklch(37.7% 0.141 270.8)
-
Step 950
950
#172151
oklch(27% 0.089 270.5)
#728EFF 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) | #5B9CFF | 0.040 |
| Deuteranopia (no green cones) | #498FFD | 0.041 |
| Tritanopia (no blue cones) | #1CA7BA | 0.151 |
| Achromatopsia (no color) | #959595 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #728EFF
#728EFF
oklch(67.9% 0.169 270.8)
- #B89300
#B89300
oklch(67.8% 0.139 90.7)
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 #728EFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Blue #8B88F8 ΔE 0.034
- Cornflower Blue #6495ED ΔE 0.038
- Soft Blue #6488EA ΔE 0.038
- Periwinkle #8E82FE ΔE 0.044
- Perrywinkle #8F8CE7 ΔE 0.050
- Periwinkle Blue #8F99FB ΔE 0.050
- Chefchaouen Blue #4895EF ΔE 0.052
- Cornflower #6A79F7 ΔE 0.054
Use #728EFF 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.