#728BB9
Closest named color: Faded Blue (#658CBB). oklch(63.5% 0.075 262.3), rgb(114, 139, 185).
Aa
Black text reads best on this color (6.10:1).
About this color
#728BB9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 64%, its chroma 0.075 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.015 away. Black text reads best on it, at 6.10:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.10:1 |
| White text | 3.43:1 |
Values
| HEX | #728BB9 |
| RGB | rgb(114, 139, 185) |
| HSL | hsl(219, 34%, 59%) |
| OKLCH | oklch(63.5% 0.075 262.3) |
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 #728BB9 | 3.43:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #728BB9 | 6.10:1 | AA | Lc 42.2 | Non-text elements, placeholder text |
| #728BB9 text on white | 3.43:1 | AA large text | Lc 61.9 | Content text, not long reading |
| #728BB9 text on black | 6.10:1 | AA | Lc -39.8 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D2D9E7
oklch(88.4% 0.021 264.5)
-
Step 300
300
#B4C1D9
oklch(80.9% 0.037 262.8)
-
Step 400
400
#8DA1C6
oklch(70.7% 0.059 262.6)
-
Step 500
500 (this color)
#728BB9
oklch(63.5% 0.075 262.3)
-
Step 600
600
#5973A4
oklch(55.6% 0.083 262.5)
-
Step 700
700
#49608C
oklch(49% 0.076 262.7)
-
Step 800
800
#3C4F72
oklch(42.8% 0.063 262.1)
-
Step 900
900
#33425C
oklch(37.8% 0.049 261.1)
-
Step 950
950
#1E2736
oklch(27.1% 0.031 260.5)
#728BB9 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) | #7B8EBB | 0.015 |
| Deuteranopia (no green cones) | #7487B8 | 0.011 |
| Tritanopia (no blue cones) | #5B959B | 0.068 |
| Achromatopsia (no color) | #8A8A8A | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #728BB9
#728BB9
oklch(63.5% 0.075 262.3)
- #A18754
#A18754
oklch(63.6% 0.076 83.4)
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 #728BB9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.015
- Silver Lake Blue #778DA9 ΔE 0.027
- Blue Grey #758DA3 ΔE 0.036
- Dusty Blue #5A86AD ΔE 0.038
- Off Blue #5684AE ΔE 0.044
- Light Slate Gray #778899 ΔE 0.047
- Lavender Gray #7E7F9A ΔE 0.050
- Cool Blue #4984B8 ΔE 0.052
Use #728BB9 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.