#718CBC
Closest named color: Faded Blue (#658CBB). oklch(63.8% 0.079 261.6), rgb(113, 140, 188).
Aa
Black text reads best on this color (6.17:1).
About this color
#718CBC is a medium-light, moderately saturated blue. In OKLCH its lightness is 64%, its chroma 0.079 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.015 away. Black text reads best on it, at 6.17:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.17:1 |
| White text | 3.39:1 |
Values
| HEX | #718CBC |
| RGB | rgb(113, 140, 188) |
| HSL | hsl(218, 36%, 59%) |
| OKLCH | oklch(63.8% 0.079 261.6) |
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 #718CBC | 3.39:1 | AA large text | Lc -66.9 | Content text, not long reading |
| Black text on #718CBC | 6.17:1 | AA | Lc 42.6 | Non-text elements, placeholder text |
| #718CBC text on white | 3.39:1 | AA large text | Lc 61.4 | Content text, not long reading |
| #718CBC text on black | 6.17:1 | AA | Lc -40.3 | 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
#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
#B3C1DA
oklch(80.8% 0.039 262.1)
-
Step 400
400
#8BA1C8
oklch(70.6% 0.063 261.8)
-
Step 500
500 (this color)
#718CBC
oklch(63.8% 0.079 261.6)
-
Step 600
600
#5773A6
oklch(55.6% 0.086 261.9)
-
Step 700
700
#47608E
oklch(49% 0.08 262)
-
Step 800
800
#3B4F73
oklch(42.7% 0.065 261.7)
-
Step 900
900
#32425D
oklch(37.8% 0.051 260.6)
-
Step 950
950
#1E2737
oklch(27.2% 0.033 261.7)
#718CBC 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) | #7B8FBE | 0.016 |
| Deuteranopia (no green cones) | #7388BB | 0.011 |
| Tritanopia (no blue cones) | #58969D | 0.070 |
| Achromatopsia (no color) | #8B8B8B | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #718CBC
#718CBC
oklch(63.8% 0.079 261.6)
- #A48752
#A48752
oklch(63.8% 0.079 81.6)
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 #718CBC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.015
- Silver Lake Blue #778DA9 ΔE 0.031
- Blue Grey #758DA3 ΔE 0.039
- Dusty Blue #5A86AD ΔE 0.040
- Off Blue #5684AE ΔE 0.045
- Light Slate Gray #778899 ΔE 0.052
- Cool Blue #4984B8 ΔE 0.053
- Lavender Gray #7E7F9A ΔE 0.055
Use #718CBC 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.