#718BB2
Closest named color: Silver Lake Blue (#778DA9). oklch(63.2% 0.066 258.3), rgb(113, 139, 178).
Aa
Black text reads best on this color (6.03:1).
About this color
#718BB2 is a medium-light, muted blue. In OKLCH its lightness is 63%, its chroma 0.066 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.018 away. Black text reads best on it, at 6.03:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.03:1 |
| White text | 3.47:1 |
Values
| HEX | #718BB2 |
| RGB | rgb(113, 139, 178) |
| HSL | hsl(216, 30%, 57%) |
| OKLCH | oklch(63.2% 0.066 258.3) |
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 #718BB2 | 3.47:1 | AA large text | Lc -67.8 | Content text, not long reading |
| Black text on #718BB2 | 6.03:1 | AA | Lc 41.8 | Non-text elements, placeholder text |
| #718BB2 text on white | 3.47:1 | AA large text | Lc 62.3 | Content text, not long reading |
| #718BB2 text on black | 6.03:1 | AA | Lc -39.4 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D2DAE5
oklch(88.6% 0.017 256.3)
-
Step 300
300
#B4C2D6
oklch(81% 0.032 257.2)
-
Step 400
400
#8DA2C1
oklch(70.7% 0.051 258)
-
Step 500
500 (this color)
#718BB2
oklch(63.2% 0.066 258.3)
-
Step 600
600
#59749E
oklch(55.5% 0.073 259)
-
Step 700
700
#496287
oklch(49.2% 0.067 258)
-
Step 800
800
#3C506D
oklch(42.7% 0.055 257.6)
-
Step 900
900
#334259
oklch(37.6% 0.044 258.8)
-
Step 950
950
#1E2734
oklch(27% 0.028 257.5)
#718BB2 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) | #7D8DB4 | 0.018 |
| Deuteranopia (no green cones) | #7687B1 | 0.012 |
| Tritanopia (no blue cones) | #5C9398 | 0.058 |
| Achromatopsia (no color) | #898989 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #718BB2
#718BB2
oklch(63.2% 0.066 258.3)
- #A0855B
#A0855B
oklch(63.2% 0.067 78.1)
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 #718BB2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.018
- Faded Blue #658CBB ΔE 0.018
- Blue Grey #758DA3 ΔE 0.026
- Dusty Blue #5A86AD ΔE 0.033
- Light Slate Gray #778899 ΔE 0.037
- Off Blue #5684AE ΔE 0.040
- Steel #738595 ΔE 0.043
- Lavender Gray #7E7F9A ΔE 0.043
Use #718BB2 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.