#729BDF
Closest named color: Cornflower Blue (#6495ED). oklch(68.8% 0.111 260.2), rgb(114, 155, 223).
Aa
Black text reads best on this color (7.46:1).
About this color
#729BDF is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.111 and its hue 260°. 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 7.46:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.46:1 |
| White text | 2.81:1 |
Values
| HEX | #729BDF |
| RGB | rgb(114, 155, 223) |
| HSL | hsl(217, 63%, 66%) |
| OKLCH | oklch(68.8% 0.111 260.2) |
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 #729BDF | 2.81:1 | Fails | Lc -59.2 | Large or bold text, headings |
| Black text on #729BDF | 7.46:1 | AAA | Lc 50.1 | Large or bold text, headings |
| #729BDF text on white | 2.81:1 | Fails | Lc 53.9 | Large or bold text, headings |
| #729BDF text on black | 7.46:1 | AAA | Lc -47.9 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EAF8
oklch(93.5% 0.021 261.8)
-
Step 200
200
#CBDAF3
oklch(88.5% 0.038 260.7)
-
Step 300
300
#A7C2EE
oklch(80.9% 0.069 260.1)
-
Step 400
400 (this color)
#729BDF
oklch(68.8% 0.111 260.2)
-
Step 500
500
#5588DE
oklch(63.1% 0.141 260.3)
-
Step 600
600
#3970CC
oklch(55.6% 0.154 260.1)
-
Step 700
700
#2C5DB0
oklch(49% 0.143 260.3)
-
Step 800
800
#254D8F
oklch(42.8% 0.118 259.9)
-
Step 900
900
#234072
oklch(37.6% 0.093 260.6)
-
Step 950
950
#152643
oklch(27% 0.059 260.5)
#729BDF 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) | #81A0E2 | 0.024 |
| Deuteranopia (no green cones) | #7495DE | 0.016 |
| Tritanopia (no blue cones) | #42AAB3 | 0.099 |
| Achromatopsia (no color) | #9A9A9A | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729BDF
#729BDF
oklch(68.8% 0.111 260.2)
- #BE9342
#BE9342
oklch(68.8% 0.111 80.8)
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 #729BDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.033
- Chefchaouen Blue #4895EF ΔE 0.052
- Perrywinkle #8F8CE7 ΔE 0.055
- Periwinkle Blue #8F99FB ΔE 0.058
- Soft Blue #6488EA ΔE 0.061
- Dark Sky Blue #448EE4 ΔE 0.062
- Faded Blue #658CBB ΔE 0.064
- Greyblue #77A1B5 ΔE 0.070
Use #729BDF 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.