#729DDC
Closest named color: Cornflower Blue (#6495ED). oklch(69% 0.105 257.8), rgb(114, 157, 220).
Aa
Black text reads best on this color (7.57:1).
About this color
#729DDC is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.105 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.041 away. Black text reads best on it, at 7.57:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.105) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.57:1 |
| White text | 2.77:1 |
Values
| HEX | #729DDC |
| RGB | rgb(114, 157, 220) |
| HSL | hsl(216, 60%, 65%) |
| OKLCH | oklch(69% 0.105 257.8) |
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 #729DDC | 2.77:1 | Fails | Lc -58.6 | Large or bold text, headings |
| Black text on #729DDC | 7.57:1 | AAA | Lc 50.6 | Large or bold text, headings |
| #729DDC text on white | 2.77:1 | Fails | Lc 53.4 | Large or bold text, headings |
| #729DDC text on black | 7.57:1 | AAA | Lc -48.5 | 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
#CBDAF2
oklch(88.5% 0.037 259.8)
-
Step 300
300
#A7C3EB
oklch(81% 0.064 257.3)
-
Step 400
400 (this color)
#729DDC
oklch(69% 0.105 257.8)
-
Step 500
500
#538AD9
oklch(63.2% 0.133 257.5)
-
Step 600
600
#3772C7
oklch(55.6% 0.146 257.8)
-
Step 700
700
#295FAC
oklch(49.1% 0.136 257.8)
-
Step 800
800
#234E8B
oklch(42.7% 0.112 257.6)
-
Step 900
900
#22416F
oklch(37.6% 0.087 258.2)
-
Step 950
950
#142741
oklch(27.1% 0.055 256.6)
#729DDC 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) | #85A1DF | 0.027 |
| Deuteranopia (no green cones) | #7897DB | 0.017 |
| Tritanopia (no blue cones) | #44ABB3 | 0.093 |
| Achromatopsia (no color) | #9B9B9B | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729DDC
#729DDC
oklch(69% 0.105 257.8)
- #BF934B
#BF934B
oklch(69% 0.104 77.9)
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 #729DDC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.041
- Chefchaouen Blue #4895EF ΔE 0.057
- Perrywinkle #8F8CE7 ΔE 0.061
- Periwinkle Blue #8F99FB ΔE 0.062
- Greyblue #77A1B5 ΔE 0.063
- Faded Blue #658CBB ΔE 0.064
- Dark Sky Blue #448EE4 ΔE 0.067
- Soft Blue #6488EA ΔE 0.068
Use #729DDC 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.