#729EF5
Closest named color: Cornflower Blue (#6495ED). oklch(70.5% 0.137 263), rgb(114, 158, 245).
Aa
Black text reads best on this color (7.92:1).
About this color
#729EF5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.137 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.031 away. Black text reads best on it, at 7.92:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.137) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.92:1 |
| White text | 2.64:1 |
Values
| HEX | #729EF5 |
| RGB | rgb(114, 158, 245) |
| HSL | hsl(220, 87%, 70%) |
| OKLCH | oklch(70.5% 0.137 263) |
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 #729EF5 | 2.64:1 | Fails | Lc -56.6 | Large or bold text, headings |
| Black text on #729EF5 | 7.92:1 | AAA | Lc 52.6 | Large or bold text, headings |
| #729EF5 text on white | 2.64:1 | Fails | Lc 51.4 | Large or bold text, headings |
| #729EF5 text on black | 7.92:1 | AAA | Lc -50.5 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EAFB
oklch(93.5% 0.025 263.3)
-
Step 200
200
#C9DAF9
oklch(88.5% 0.047 262.5)
-
Step 300
300
#A4C1F9
oklch(81% 0.086 263.3)
-
Step 400
400 (this color)
#729EF5
oklch(70.5% 0.137 263)
-
Step 500
500
#4E84F2
oklch(63.2% 0.175 262.8)
-
Step 600
600
#336AE0
oklch(55.6% 0.19 262.9)
-
Step 700
700
#2658C3
oklch(49.2% 0.176 262.8)
-
Step 800
800
#21489E
oklch(42.7% 0.147 263.2)
-
Step 900
900
#1F3E7D
oklch(37.8% 0.113 262.6)
-
Step 950
950
#132549
oklch(27.1% 0.071 262.6)
#729EF5 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) | #7BA5F9 | 0.022 |
| Deuteranopia (no green cones) | #6B99F3 | 0.016 |
| Tritanopia (no blue cones) | #29B1BE | 0.123 |
| Achromatopsia (no color) | #9F9F9F | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729EF5
#729EF5
oklch(70.5% 0.137 263)
- #C99720
#C99720
oklch(70.6% 0.137 83.1)
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 #729EF5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.031
- Periwinkle Blue #8F99FB ΔE 0.038
- Chefchaouen Blue #4895EF ΔE 0.050
- Perrywinkle #8F8CE7 ΔE 0.055
- Lavender Blue #8B88F8 ΔE 0.062
- Soft Blue #6488EA ΔE 0.062
- Dark Sky Blue #448EE4 ΔE 0.070
- Carolina Blue #8AB8FE ΔE 0.077
Use #729EF5 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.