#729EFC
Closest named color: Cornflower Blue (#6495ED). oklch(70.9% 0.146 264.1), rgb(114, 158, 252).
Aa
Black text reads best on this color (8.01:1).
About this color
#729EFC is a medium-light, vivid blue. In OKLCH its lightness is 71%, its chroma 0.146 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.035 away. Black text reads best on it, at 8.01:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.146) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 8.01:1 |
| White text | 2.62:1 |
Values
| HEX | #729EFC |
| RGB | rgb(114, 158, 252) |
| HSL | hsl(221, 96%, 72%) |
| OKLCH | oklch(70.9% 0.146 264.1) |
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 #729EFC | 2.62:1 | Fails | Lc -56.1 | Large or bold text, headings |
| Black text on #729EFC | 8.01:1 | AAA | Lc 53.1 | Large or bold text, headings |
| #729EFC text on white | 2.62:1 | Fails | Lc 50.9 | Large or bold text, headings |
| #729EFC text on black | 8.01:1 | AAA | Lc -51.0 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFC
oklch(93.6% 0.026 264.4)
-
Step 200
200
#C8DAFC
oklch(88.6% 0.051 263.2)
-
Step 300
300
#A3C0FC
oklch(80.8% 0.091 264.4)
-
Step 400
400 (this color)
#729EFC
oklch(70.9% 0.146 264.1)
-
Step 500
500
#4D82F9
oklch(63.2% 0.187 263.8)
-
Step 600
600
#3367E8
oklch(55.6% 0.204 264.2)
-
Step 700
700
#2655CA
oklch(49.2% 0.189 264)
-
Step 800
800
#2046A3
oklch(42.6% 0.157 264)
-
Step 900
900
#1F3C81
oklch(37.6% 0.122 264.2)
-
Step 950
950
#12244C
oklch(27% 0.078 263.8)
#729EFC 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) | #77A7FF | 0.025 |
| Deuteranopia (no green cones) | #669AFA | 0.018 |
| Tritanopia (no blue cones) | #1BB3C1 | 0.132 |
| Achromatopsia (no color) | #A0A0A0 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729EFC
#729EFC
oklch(70.9% 0.146 264.1)
- #CC9800
#CC9800
oklch(71% 0.146 84)
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 #729EFC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.035
- Periwinkle Blue #8F99FB ΔE 0.035
- Chefchaouen Blue #4895EF ΔE 0.053
- Perrywinkle #8F8CE7 ΔE 0.057
- Lavender Blue #8B88F8 ΔE 0.059
- Soft Blue #6488EA ΔE 0.064
- Dark Sky Blue #448EE4 ΔE 0.073
- Periwinkle #8E82FE ΔE 0.075
Use #729EFC 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.