#718FCB
Closest named color: Faded Blue (#658CBB). oklch(65.2% 0.097 263.6), rgb(113, 143, 203).
Aa
Black text reads best on this color (6.49:1).
About this color
#718FCB is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.097 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.030 away. Black text reads best on it, at 6.49:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.49:1 |
| White text | 3.23:1 |
Values
| HEX | #718FCB |
| RGB | rgb(113, 143, 203) |
| HSL | hsl(220, 46%, 62%) |
| OKLCH | oklch(65.2% 0.097 263.6) |
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 #718FCB | 3.23:1 | AA large text | Lc -65.0 | Content text, not long reading |
| Black text on #718FCB | 6.49:1 | AA | Lc 44.5 | Non-text elements, placeholder text |
| #718FCB text on white | 3.23:1 | AA large text | Lc 59.5 | Large or bold text, headings |
| #718FCB text on black | 6.49:1 | AA | Lc -42.2 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D0D9EB
oklch(88.4% 0.027 264.4)
-
Step 300
300
#B1C1E0
oklch(80.9% 0.047 263.7)
-
Step 400
400
#88A1D0
oklch(70.7% 0.075 262.8)
-
Step 500
500 (this color)
#718FCB
oklch(65.2% 0.097 263.6)
-
Step 600
600
#5372B1
oklch(55.7% 0.105 263.5)
-
Step 700
700
#435F98
oklch(49.1% 0.098 263.4)
-
Step 800
800
#384E7B
oklch(42.8% 0.08 263.6)
-
Step 900
900
#304163
oklch(37.7% 0.063 263.4)
-
Step 950
950
#1C263A
oklch(26.9% 0.04 263.6)
#718FCB 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) | #7994CE | 0.018 |
| Deuteranopia (no green cones) | #708BCA | 0.011 |
| Tritanopia (no blue cones) | #509CA4 | 0.087 |
| Achromatopsia (no color) | #8F8F8F | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #718FCB
#718FCB
oklch(65.2% 0.097 263.6)
- #AC8A45
#AC8A45
oklch(65.1% 0.097 83.2)
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 #718FCB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.030
- Cornflower Blue #6495ED ΔE 0.051
- Silver Lake Blue #778DA9 ΔE 0.051
- Soft Blue #6488EA ΔE 0.056
- Dark Sky Blue #448EE4 ΔE 0.057
- Dusty Blue #5A86AD ΔE 0.058
- Blue Grey #758DA3 ΔE 0.060
- Perrywinkle #8F8CE7 ΔE 0.061
Use #718FCB 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.