#728CDE
Closest named color: Soft Blue (#6488EA). oklch(65.6% 0.126 269.4), rgb(114, 140, 222).
Aa
Black text reads best on this color (6.52:1).
About this color
#728CDE is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.126 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.028 away. Black text reads best on it, at 6.52:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.126) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.52:1 |
| White text | 3.22:1 |
Values
| HEX | #728CDE |
| RGB | rgb(114, 140, 222) |
| HSL | hsl(226, 62%, 66%) |
| OKLCH | oklch(65.6% 0.126 269.4) |
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 #728CDE | 3.22:1 | AA large text | Lc -64.7 | Content text, not long reading |
| Black text on #728CDE | 6.52:1 | AA | Lc 44.7 | Non-text elements, placeholder text |
| #728CDE text on white | 3.22:1 | AA large text | Lc 59.3 | Large or bold text, headings |
| #728CDE text on black | 6.52:1 | AA | Lc -42.4 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF6
oklch(93.7% 0.017 267.8)
-
Step 200
200
#D0D9F1
oklch(88.6% 0.034 269.3)
-
Step 300
300
#B0C0E9
oklch(80.9% 0.061 268.3)
-
Step 400
400
#889EDF
oklch(70.8% 0.099 269.4)
-
Step 500
500 (this color)
#728CDE
oklch(65.6% 0.126 269.4)
-
Step 600
600
#536DC3
oklch(55.7% 0.137 269)
-
Step 700
700
#445AA8
oklch(49% 0.127 269.4)
-
Step 800
800
#384A88
oklch(42.7% 0.105 269.4)
-
Step 900
900
#303E6D
oklch(37.6% 0.083 269.6)
-
Step 950
950
#1C2540
oklch(27.1% 0.052 268.8)
#728CDE 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) | #6D94E1 | 0.021 |
| Deuteranopia (no green cones) | #628BDC | 0.020 |
| Tritanopia (no blue cones) | #469DAA | 0.113 |
| Achromatopsia (no color) | #8F8F8F | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #728CDE
#728CDE
oklch(65.6% 0.126 269.4)
- #AF8C1C
#AF8C1C
oklch(65.5% 0.126 89.6)
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 #728CDE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.028
- Cornflower Blue #6495ED ΔE 0.031
- Perrywinkle #8F8CE7 ΔE 0.042
- Dark Sky Blue #448EE4 ΔE 0.046
- Chefchaouen Blue #4895EF ΔE 0.047
- Lavender Blue #8B88F8 ΔE 0.054
- Faded Blue #658CBB ΔE 0.057
- Periwinkle Blue #8F99FB ΔE 0.066
Use #728CDE 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.