#718FAA
Closest named color: Silver Lake Blue (#778DA9). oklch(63.7% 0.053 245.9), rgb(113, 143, 170).
Aa
Black text reads best on this color (6.21:1).
About this color
#718FAA is a medium-light, muted blue. In OKLCH its lightness is 64%, its chroma 0.053 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.009 away. Black text reads best on it, at 6.21:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.21:1 |
| White text | 3.38:1 |
Values
| HEX | #718FAA |
| RGB | rgb(113, 143, 170) |
| HSL | hsl(208, 25%, 55%) |
| OKLCH | oklch(63.7% 0.053 245.9) |
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 #718FAA | 3.38:1 | AA large text | Lc -66.7 | Content text, not long reading |
| Black text on #718FAA | 6.21:1 | AA | Lc 42.8 | Non-text elements, placeholder text |
| #718FAA text on white | 3.38:1 | AA large text | Lc 61.3 | Content text, not long reading |
| #718FAA text on black | 6.21:1 | AA | Lc -40.4 | 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
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAEF
oklch(93.5% 0.008 253.9)
-
Step 200
200
#D2DAE2
oklch(88.5% 0.014 248)
-
Step 300
300
#B4C3D1
oklch(81% 0.026 246.3)
-
Step 400
400
#8CA4B9
oklch(70.7% 0.041 244.8)
-
Step 500
500 (this color)
#718FAA
oklch(63.7% 0.053 245.9)
-
Step 600
600
#577793
oklch(55.6% 0.057 245.5)
-
Step 700
700
#47647E
oklch(49.1% 0.054 246.2)
-
Step 800
800
#3B5266
oklch(42.8% 0.044 245.3)
-
Step 900
900
#324453
oklch(37.8% 0.035 244)
-
Step 950
950
#1E2831
oklch(27.1% 0.022 245.9)
#718FAA 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) | #848FAB | 0.025 |
| Deuteranopia (no green cones) | #7D89A9 | 0.021 |
| Tritanopia (no blue cones) | #5F9598 | 0.043 |
| Achromatopsia (no color) | #8C8C8C | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #718FAA
#718FAA
oklch(63.7% 0.053 245.9)
- #A28569
#A28569
oklch(63.7% 0.053 65.6)
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 #718FAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.009
- Blue Grey #758DA3 ΔE 0.011
- Light Slate Gray #778899 ΔE 0.027
- Faded Blue #658CBB ΔE 0.033
- Steel #738595 ΔE 0.036
- Dusty Blue #5A86AD ΔE 0.041
- Lavender Gray #7E7F9A ΔE 0.045
- Cool Gray #8D99AE ΔE 0.049
Use #718FAA 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.