#718CDD
Closest named color: Soft Blue (#6488EA). oklch(65.5% 0.125 268.8), rgb(113, 140, 221).
Aa
Black text reads best on this color (6.49:1).
About this color
#718CDD is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.125 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.029 away. Black text reads best on it, at 6.49:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.125) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.49:1 |
| White text | 3.23:1 |
Values
| HEX | #718CDD |
| RGB | rgb(113, 140, 221) |
| HSL | hsl(225, 61%, 65%) |
| OKLCH | oklch(65.5% 0.125 268.8) |
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 #718CDD | 3.23:1 | AA large text | Lc -64.9 | Content text, not long reading |
| Black text on #718CDD | 6.49:1 | AA | Lc 44.6 | Non-text elements, placeholder text |
| #718CDD text on white | 3.23:1 | AA large text | Lc 59.5 | Large or bold text, headings |
| #718CDD text on black | 6.49:1 | AA | Lc -42.3 | 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
#D0D9F0
oklch(88.6% 0.033 268.7)
-
Step 300
300
#B0C0E9
oklch(80.9% 0.061 268.3)
-
Step 400
400
#879EDE
oklch(70.7% 0.098 268.7)
-
Step 500
500 (this color)
#718CDD
oklch(65.5% 0.125 268.8)
-
Step 600
600
#536DC2
oklch(55.6% 0.135 268.9)
-
Step 700
700
#435BA8
oklch(49.2% 0.126 268.5)
-
Step 800
800
#374A88
oklch(42.6% 0.105 268.8)
-
Step 900
900
#303F6D
oklch(37.8% 0.081 268.7)
-
Step 950
950
#1C2540
oklch(27.1% 0.052 268.8)
#718CDD 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) | #6D94E0 | 0.021 |
| Deuteranopia (no green cones) | #628BDB | 0.018 |
| Tritanopia (no blue cones) | #449DAA | 0.112 |
| Achromatopsia (no color) | #8F8F8F | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #718CDD
#718CDD
oklch(65.5% 0.125 268.8)
- #AF8C1E
#AF8C1E
oklch(65.5% 0.125 89.4)
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 #718CDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.029
- Cornflower Blue #6495ED ΔE 0.031
- Perrywinkle #8F8CE7 ΔE 0.043
- Dark Sky Blue #448EE4 ΔE 0.045
- Chefchaouen Blue #4895EF ΔE 0.047
- Faded Blue #658CBB ΔE 0.055
- Lavender Blue #8B88F8 ΔE 0.056
- Periwinkle Blue #8F99FB ΔE 0.068
Use #718CDD 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.