#718DBE
Closest named color: Faded Blue (#658CBB). oklch(64.1% 0.081 261.3), rgb(113, 141, 190).
Aa
Black text reads best on this color (6.25:1).
About this color
#718DBE is a medium-light, moderately saturated blue. In OKLCH its lightness is 64%, its chroma 0.081 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.016 away. Black text reads best on it, at 6.25:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.25:1 |
| White text | 3.35:1 |
Values
| HEX | #718DBE |
| RGB | rgb(113, 141, 190) |
| HSL | hsl(218, 37%, 59%) |
| OKLCH | oklch(64.1% 0.081 261.3) |
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 #718DBE | 3.35:1 | AA large text | Lc -66.4 | Content text, not long reading |
| Black text on #718DBE | 6.25:1 | AA | Lc 43.1 | Non-text elements, placeholder text |
| #718DBE text on white | 3.35:1 | AA large text | Lc 61.0 | Content text, not long reading |
| #718DBE text on black | 6.25:1 | AA | Lc -40.7 | 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
#F3F5F9
oklch(97% 0.006 264.5)
-
Step 100
100
#E6EAF2
oklch(93.6% 0.012 264.5)
-
Step 200
200
#D1DAE8
oklch(88.6% 0.022 259.2)
-
Step 300
300
#B3C1DB
oklch(80.9% 0.04 262.9)
-
Step 400
400
#8BA1C9
oklch(70.6% 0.064 262.3)
-
Step 500
500 (this color)
#718DBE
oklch(64.1% 0.081 261.3)
-
Step 600
600
#5673A7
oklch(55.6% 0.088 261.6)
-
Step 700
700
#46618F
oklch(49.2% 0.081 260.7)
-
Step 800
800
#3A4F74
oklch(42.7% 0.067 261.3)
-
Step 900
900
#32425E
oklch(37.8% 0.053 261.3)
-
Step 950
950
#1D2737
oklch(27.1% 0.033 259.6)
#718DBE 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) | #7C90C0 | 0.017 |
| Deuteranopia (no green cones) | #7389BD | 0.011 |
| Tritanopia (no blue cones) | #57979E | 0.071 |
| Achromatopsia (no color) | #8C8C8C | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #718DBE
#718DBE
oklch(64.1% 0.081 261.3)
- #A68852
#A68852
oklch(64.3% 0.081 81.2)
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 #718DBE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.016
- Silver Lake Blue #778DA9 ΔE 0.033
- Blue Grey #758DA3 ΔE 0.042
- Dusty Blue #5A86AD ΔE 0.043
- Off Blue #5684AE ΔE 0.048
- Light Slate Gray #778899 ΔE 0.054
- Cool Blue #4984B8 ΔE 0.054
- Lavender Gray #7E7F9A ΔE 0.058
Use #718DBE 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.