#729CE4
Closest named color: Cornflower Blue (#6495ED). oklch(69.2% 0.116 260.8), rgb(114, 156, 228).
Aa
Black text reads best on this color (7.59:1).
About this color
#729CE4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.116 and its hue 261°. 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 7.59:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.59:1 |
| White text | 2.76:1 |
Values
| HEX | #729CE4 |
| RGB | rgb(114, 156, 228) |
| HSL | hsl(218, 68%, 67%) |
| OKLCH | oklch(69.2% 0.116 260.8) |
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 #729CE4 | 2.76:1 | Fails | Lc -58.5 | Large or bold text, headings |
| Black text on #729CE4 | 7.59:1 | AAA | Lc 50.8 | Large or bold text, headings |
| #729CE4 text on white | 2.76:1 | Fails | Lc 53.3 | Large or bold text, headings |
| #729CE4 text on black | 7.59:1 | AAA | Lc -48.6 | 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
#CADAF5
oklch(88.5% 0.041 260.9)
-
Step 300
300
#A6C2F0
oklch(80.9% 0.072 260.3)
-
Step 400
400 (this color)
#729CE4
oklch(69.2% 0.116 260.8)
-
Step 500
500
#5387E2
oklch(63% 0.148 260.8)
-
Step 600
600
#386FD0
oklch(55.6% 0.161 260.8)
-
Step 700
700
#2A5CB4
oklch(49% 0.15 260.8)
-
Step 800
800
#244C92
oklch(42.8% 0.124 260.7)
-
Step 900
900
#224074
oklch(37.7% 0.096 260.6)
-
Step 950
950
#142644
oklch(27% 0.061 260.1)
#729CE4 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) | #80A1E7 | 0.023 |
| Deuteranopia (no green cones) | #7397E2 | 0.013 |
| Tritanopia (no blue cones) | #3DACB6 | 0.104 |
| Achromatopsia (no color) | #9B9B9B | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729CE4
#729CE4
oklch(69.2% 0.116 260.8)
- #C1943D
#C1943D
oklch(69.3% 0.116 81)
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 #729CE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.031
- Chefchaouen Blue #4895EF ΔE 0.050
- Periwinkle Blue #8F99FB ΔE 0.052
- Perrywinkle #8F8CE7 ΔE 0.053
- Soft Blue #6488EA ΔE 0.060
- Dark Sky Blue #448EE4 ΔE 0.063
- Lavender Blue #8B88F8 ΔE 0.070
- Faded Blue #658CBB ΔE 0.071
Use #729CE4 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.