#729CEE
Closest named color: Cornflower Blue (#6495ED). oklch(69.7% 0.13 262.8), rgb(114, 156, 238).
Aa
Black text reads best on this color (7.70:1).
About this color
#729CEE is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.130 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.026 away. Black text reads best on it, at 7.70:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.130) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.70:1 |
| White text | 2.72:1 |
Values
| HEX | #729CEE |
| RGB | rgb(114, 156, 238) |
| HSL | hsl(220, 78%, 69%) |
| OKLCH | oklch(69.7% 0.13 262.8) |
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 #729CEE | 2.72:1 | Fails | Lc -57.8 | Large or bold text, headings |
| Black text on #729CEE | 7.70:1 | AAA | Lc 51.4 | Large or bold text, headings |
| #729CEE text on white | 2.72:1 | Fails | Lc 52.6 | Large or bold text, headings |
| #729CEE text on black | 7.70:1 | AAA | Lc -49.2 | 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
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAFA
oklch(93.6% 0.023 264.5)
-
Step 200
200
#CADAF8
oklch(88.6% 0.045 263.1)
-
Step 300
300
#A5C1F6
oklch(80.9% 0.081 263)
-
Step 400
400 (this color)
#729CEE
oklch(69.7% 0.13 262.8)
-
Step 500
500
#5185EC
oklch(63.1% 0.165 262.5)
-
Step 600
600
#376BDB
oklch(55.5% 0.181 263.1)
-
Step 700
700
#2959BE
oklch(49.1% 0.168 262.7)
-
Step 800
800
#23499A
oklch(42.7% 0.14 263)
-
Step 900
900
#213E7A
oklch(37.6% 0.108 262.9)
-
Step 950
950
#142548
oklch(27.1% 0.069 263.1)
#729CEE 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) | #7CA3F1 | 0.023 |
| Deuteranopia (no green cones) | #6D97EC | 0.015 |
| Tritanopia (no blue cones) | #33AEBA | 0.116 |
| Achromatopsia (no color) | #9D9D9D | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729CEE
#729CEE
oklch(69.7% 0.13 262.8)
- #C5952B
#C5952B
oklch(69.8% 0.13 82.6)
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 #729CEE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.026
- Periwinkle Blue #8F99FB ΔE 0.042
- Chefchaouen Blue #4895EF ΔE 0.047
- Perrywinkle #8F8CE7 ΔE 0.050
- Soft Blue #6488EA ΔE 0.057
- Lavender Blue #8B88F8 ΔE 0.061
- Dark Sky Blue #448EE4 ΔE 0.064
- Periwinkle #8E82FE ΔE 0.079
Use #729CEE 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.