#729EDD
Closest named color: Cornflower Blue (#6495ED). oklch(69.3% 0.105 257.4), rgb(114, 158, 221).
Aa
Black text reads best on this color (7.65:1).
About this color
#729EDD is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.105 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.042 away. Black text reads best on it, at 7.65:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.105) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.65:1 |
| White text | 2.74:1 |
Values
| HEX | #729EDD |
| RGB | rgb(114, 158, 221) |
| HSL | hsl(215, 61%, 66%) |
| OKLCH | oklch(69.3% 0.105 257.4) |
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 #729EDD | 2.74:1 | Fails | Lc -58.2 | Large or bold text, headings |
| Black text on #729EDD | 7.65:1 | AAA | Lc 51.1 | Large or bold text, headings |
| #729EDD text on white | 2.74:1 | Fails | Lc 53.0 | Large or bold text, headings |
| #729EDD text on black | 7.65:1 | AAA | Lc -48.9 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E2EBF7
oklch(93.7% 0.019 255.5)
-
Step 200
200
#CADBF2
oklch(88.6% 0.037 256)
-
Step 300
300
#A6C3EB
oklch(80.9% 0.065 256.5)
-
Step 400
400 (this color)
#729EDD
oklch(69.3% 0.105 257.4)
-
Step 500
500
#528AD9
oklch(63.1% 0.134 257.2)
-
Step 600
600
#3572C7
oklch(55.6% 0.146 257.4)
-
Step 700
700
#285FAC
oklch(49.1% 0.136 257.6)
-
Step 800
800
#224E8B
oklch(42.7% 0.112 257.3)
-
Step 900
900
#21416F
oklch(37.6% 0.088 257.6)
-
Step 950
950
#142741
oklch(27.1% 0.055 256.6)
#729EDD 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) | #86A2E0 | 0.028 |
| Deuteranopia (no green cones) | #7997DC | 0.019 |
| Tritanopia (no blue cones) | #43ACB4 | 0.093 |
| Achromatopsia (no color) | #9C9C9C | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729EDD
#729EDD
oklch(69.3% 0.105 257.4)
- #C1944B
#C1944B
oklch(69.4% 0.106 77.6)
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 #729EDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.042
- Chefchaouen Blue #4895EF ΔE 0.058
- Perrywinkle #8F8CE7 ΔE 0.062
- Periwinkle Blue #8F99FB ΔE 0.062
- Greyblue #77A1B5 ΔE 0.063
- Faded Blue #658CBB ΔE 0.067
- Dark Sky Blue #448EE4 ΔE 0.069
- Soft Blue #6488EA ΔE 0.070
Use #729EDD 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.