#718EAA
Closest named color: Silver Lake Blue (#778DA9). oklch(63.5% 0.054 247.8), rgb(113, 142, 170).
Aa
Black text reads best on this color (6.15:1).
About this color
#718EAA is a medium-light, muted blue. In OKLCH its lightness is 63%, its chroma 0.054 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.008 away. Black text reads best on it, at 6.15:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.15:1 |
| White text | 3.41:1 |
Values
| HEX | #718EAA |
| RGB | rgb(113, 142, 170) |
| HSL | hsl(209, 25%, 55%) |
| OKLCH | oklch(63.5% 0.054 247.8) |
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 #718EAA | 3.41:1 | AA large text | Lc -67.1 | Content text, not long reading |
| Black text on #718EAA | 6.15:1 | AA | Lc 42.5 | Non-text elements, placeholder text |
| #718EAA text on white | 3.41:1 | AA large text | Lc 61.6 | Content text, not long reading |
| #718EAA text on black | 6.15:1 | AA | Lc -40.1 | 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
#8CA3BA
oklch(70.6% 0.043 248.4)
-
Step 500
500 (this color)
#718EAA
oklch(63.5% 0.054 247.8)
-
Step 600
600
#587794
oklch(55.7% 0.058 247.2)
-
Step 700
700
#48647E
oklch(49.2% 0.053 247.1)
-
Step 800
800
#3B5167
oklch(42.6% 0.046 248.9)
-
Step 900
900
#334353
oklch(37.6% 0.034 248.8)
-
Step 950
950
#1E2831
oklch(27.1% 0.022 245.9)
#718EAA 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) | #838EAB | 0.024 |
| Deuteranopia (no green cones) | #7C88A9 | 0.021 |
| Tritanopia (no blue cones) | #5F9497 | 0.044 |
| Achromatopsia (no color) | #8B8B8B | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #718EAA
#718EAA
oklch(63.5% 0.054 247.8)
- #A18568
#A18568
oklch(63.5% 0.054 67.6)
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 #718EAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.008
- Blue Grey #758DA3 ΔE 0.011
- Light Slate Gray #778899 ΔE 0.026
- Faded Blue #658CBB ΔE 0.031
- Steel #738595 ΔE 0.034
- Dusty Blue #5A86AD ΔE 0.039
- Lavender Gray #7E7F9A ΔE 0.043
- Off Blue #5684AE ΔE 0.047
Use #718EAA 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.