#778BAF
Closest named color: Silver Lake Blue (#778DA9). oklch(63.4% 0.059 262.1), rgb(119, 139, 175).
Aa
Black text reads best on this color (6.09:1).
About this color
#778BAF is a medium-light, muted blue. In OKLCH its lightness is 63%, its chroma 0.059 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.012 away. Black text reads best on it, at 6.09:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.09:1 |
| White text | 3.44:1 |
Values
| HEX | #778BAF |
| RGB | rgb(119, 139, 175) |
| HSL | hsl(219, 26%, 58%) |
| OKLCH | oklch(63.4% 0.059 262.1) |
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 #778BAF | 3.44:1 | AA large text | Lc -67.4 | Content text, not long reading |
| Black text on #778BAF | 6.09:1 | AA | Lc 42.1 | Non-text elements, placeholder text |
| #778BAF text on white | 3.44:1 | AA large text | Lc 62.0 | Content text, not long reading |
| #778BAF text on black | 6.09:1 | AA | Lc -39.7 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAF0
oklch(93.6% 0.009 264.5)
-
Step 200
200
#D3D9E4
oklch(88.4% 0.016 262.7)
-
Step 300
300
#B7C1D4
oklch(80.9% 0.029 263.4)
-
Step 400
400
#91A1BE
oklch(70.6% 0.046 262.3)
-
Step 500
500 (this color)
#778BAF
oklch(63.4% 0.059 262.1)
-
Step 600
600
#5F7499
oklch(55.7% 0.063 261.5)
-
Step 700
700
#4E6183
oklch(49.1% 0.06 261.8)
-
Step 800
800
#404F6A
oklch(42.6% 0.049 261.9)
-
Step 900
900
#364256
oklch(37.7% 0.038 260.5)
-
Step 950
950
#202733
oklch(27.1% 0.025 261.1)
#778BAF 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) | #7F8DB1 | 0.013 |
| Deuteranopia (no green cones) | #7988AE | 0.008 |
| Tritanopia (no blue cones) | #679297 | 0.052 |
| Achromatopsia (no color) | #8A8A8A | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778BAF
#778BAF
oklch(63.4% 0.059 262.1)
- #9D8761
#9D8761
oklch(63.4% 0.059 80.9)
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 #778BAF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.012
- Blue Grey #758DA3 ΔE 0.021
- Faded Blue #658CBB ΔE 0.027
- Light Slate Gray #778899 ΔE 0.033
- Lavender Gray #7E7F9A ΔE 0.039
- Dusty Blue #5A86AD ΔE 0.040
- Steel #738595 ΔE 0.040
- Off Blue #5684AE ΔE 0.047
Use #778BAF 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.