#729AFF
Closest named color: Cornflower Blue (#6495ED). oklch(70.2% 0.155 266.2), rgb(114, 154, 255).
Aa
Black text reads best on this color (7.78:1).
About this color
#729AFF is a medium-light, vivid blue. In OKLCH its lightness is 70%, its chroma 0.155 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.033 away. Black text reads best on it, at 7.78:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.155) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.78:1 |
| White text | 2.69:1 |
Values
| HEX | #729AFF |
| RGB | rgb(114, 154, 255) |
| HSL | hsl(223, 100%, 72%) |
| OKLCH | oklch(70.2% 0.155 266.2) |
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 #729AFF | 2.69:1 | Fails | Lc -57.4 | Large or bold text, headings |
| Black text on #729AFF | 7.78:1 | AAA | Lc 51.9 | Large or bold text, headings |
| #729AFF text on white | 2.69:1 | Fails | Lc 52.2 | Large or bold text, headings |
| #729AFF text on black | 7.78:1 | AAA | Lc -49.7 | 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
#F1F5FF
oklch(97% 0.014 268.5)
-
Step 100
100
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C9D9FE
oklch(88.5% 0.054 266.8)
-
Step 300
300
#A4C0FF
oklch(81% 0.095 265.8)
-
Step 400
400 (this color)
#729AFF
oklch(70.2% 0.155 266.2)
-
Step 500
500
#517FFF
oklch(63.2% 0.197 266)
-
Step 600
600
#3863EF
oklch(55.6% 0.216 266.2)
-
Step 700
700
#2C51D0
oklch(49.1% 0.2 266.3)
-
Step 800
800
#2443A8
oklch(42.6% 0.166 266.2)
-
Step 900
900
#213A85
oklch(37.6% 0.13 266.3)
-
Step 950
950
#14234E
oklch(27.1% 0.082 266.5)
#729AFF 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) | #70A4FF | 0.026 |
| Deuteranopia (no green cones) | #5E98FD | 0.023 |
| Tritanopia (no blue cones) | #15B0C0 | 0.139 |
| Achromatopsia (no color) | #9D9D9D | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729AFF
#729AFF
oklch(70.2% 0.155 266.2)
- #C69700
#C69700
oklch(70.1% 0.144 86.2)
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 #729AFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.033
- Periwinkle Blue #8F99FB ΔE 0.035
- Lavender Blue #8B88F8 ΔE 0.051
- Chefchaouen Blue #4895EF ΔE 0.051
- Perrywinkle #8F8CE7 ΔE 0.054
- Soft Blue #6488EA ΔE 0.057
- Periwinkle #8E82FE ΔE 0.065
- Dark Sky Blue #448EE4 ΔE 0.070
Use #729AFF 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.