#729DEB
Closest named color: Cornflower Blue (#6495ED). oklch(69.8% 0.125 261.7), rgb(114, 157, 235).
Aa
Black text reads best on this color (7.73:1).
About this color
#729DEB is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.125 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.029 away. Black text reads best on it, at 7.73:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.125) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.73:1 |
| White text | 2.71:1 |
Values
| HEX | #729DEB |
| RGB | rgb(114, 157, 235) |
| HSL | hsl(219, 75%, 68%) |
| OKLCH | oklch(69.8% 0.125 261.7) |
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 #729DEB | 2.71:1 | Fails | Lc -57.7 | Large or bold text, headings |
| Black text on #729DEB | 7.73:1 | AAA | Lc 51.6 | Large or bold text, headings |
| #729DEB text on white | 2.71:1 | Fails | Lc 52.5 | Large or bold text, headings |
| #729DEB text on black | 7.73:1 | AAA | Lc -49.4 | 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
#E2EAF9
oklch(93.5% 0.022 263.2)
-
Step 200
200
#CADAF7
oklch(88.5% 0.044 262.4)
-
Step 300
300
#A5C1F4
oklch(80.8% 0.079 262.3)
-
Step 400
400 (this color)
#729DEB
oklch(69.8% 0.125 261.7)
-
Step 500
500
#5186E9
oklch(63.2% 0.16 261.7)
-
Step 600
600
#356DD7
oklch(55.6% 0.174 261.6)
-
Step 700
700
#285ABA
oklch(49% 0.161 261.8)
-
Step 800
800
#224A97
oklch(42.6% 0.134 261.8)
-
Step 900
900
#213F78
oklch(37.7% 0.104 261.8)
-
Step 950
950
#142546
oklch(26.9% 0.066 262.3)
#729DEB 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) | #7EA3EE | 0.023 |
| Deuteranopia (no green cones) | #7098E9 | 0.014 |
| Tritanopia (no blue cones) | #36AEB9 | 0.112 |
| Achromatopsia (no color) | #9D9D9D | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729DEB
#729DEB
oklch(69.8% 0.125 261.7)
- #C49533
#C49533
oklch(69.7% 0.125 82)
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 #729DEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.029
- Periwinkle Blue #8F99FB ΔE 0.045
- Chefchaouen Blue #4895EF ΔE 0.049
- Perrywinkle #8F8CE7 ΔE 0.053
- Soft Blue #6488EA ΔE 0.060
- Dark Sky Blue #448EE4 ΔE 0.065
- Lavender Blue #8B88F8 ΔE 0.066
- Faded Blue #658CBB ΔE 0.080
Use #729DEB 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.