#718BD5
Closest named color: Soft Blue (#6488EA). oklch(64.8% 0.115 268.4), rgb(113, 139, 213).
Aa
Black text reads best on this color (6.35:1).
About this color
#718BD5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.115 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.037 away. Black text reads best on it, at 6.35:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.35:1 |
| White text | 3.30:1 |
Values
| HEX | #718BD5 |
| RGB | rgb(113, 139, 213) |
| HSL | hsl(224, 54%, 64%) |
| OKLCH | oklch(64.8% 0.115 268.4) |
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 #718BD5 | 3.30:1 | AA large text | Lc -65.8 | Content text, not long reading |
| Black text on #718BD5 | 6.35:1 | AA | Lc 43.7 | Non-text elements, placeholder text |
| #718BD5 text on white | 3.30:1 | AA large text | Lc 60.3 | Content text, not long reading |
| #718BD5 text on black | 6.35:1 | AA | Lc -41.4 | 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
#E5EAF5
oklch(93.6% 0.016 266.3)
-
Step 200
200
#D0D9EF
oklch(88.5% 0.032 268)
-
Step 300
300
#B1C0E6
oklch(80.9% 0.056 268.2)
-
Step 400
400
#899FD9
oklch(70.8% 0.089 268.1)
-
Step 500
500 (this color)
#718BD5
oklch(64.8% 0.115 268.4)
-
Step 600
600
#546EBC
oklch(55.5% 0.125 268.3)
-
Step 700
700
#455CA2
oklch(49.1% 0.116 268.3)
-
Step 800
800
#394B84
oklch(42.7% 0.097 268.8)
-
Step 900
900
#313F69
oklch(37.7% 0.074 268.7)
-
Step 950
950
#1D253E
oklch(27% 0.048 269.5)
#718BD5 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) | #7092D8 | 0.018 |
| Deuteranopia (no green cones) | #6589D3 | 0.016 |
| Tritanopia (no blue cones) | #4A9BA6 | 0.104 |
| Achromatopsia (no color) | #8D8D8D | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #718BD5
#718BD5
oklch(64.8% 0.115 268.4)
- #AB8A2D
#AB8A2D
oklch(64.8% 0.115 88.6)
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 #718BD5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.037
- Cornflower Blue #6495ED ΔE 0.040
- Faded Blue #658CBB ΔE 0.044
- Dark Sky Blue #448EE4 ΔE 0.048
- Perrywinkle #8F8CE7 ΔE 0.050
- Chefchaouen Blue #4895EF ΔE 0.054
- Lavender Blue #8B88F8 ΔE 0.066
- Cool Blue #4984B8 ΔE 0.067
Use #718BD5 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.