#778EB3
Closest named color: Silver Lake Blue (#778DA9). oklch(64.3% 0.062 259.8), rgb(119, 142, 179).
Aa
Black text reads best on this color (6.30:1).
About this color
#778EB3 is a medium-light, muted blue. In OKLCH its lightness is 64%, its chroma 0.062 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.015 away. Black text reads best on it, at 6.30:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.30:1 |
| White text | 3.33:1 |
Values
| HEX | #778EB3 |
| RGB | rgb(119, 142, 179) |
| HSL | hsl(217, 28%, 58%) |
| OKLCH | oklch(64.3% 0.062 259.8) |
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 #778EB3 | 3.33:1 | AA large text | Lc -66.2 | Content text, not long reading |
| Black text on #778EB3 | 6.30:1 | AA | Lc 43.4 | Non-text elements, placeholder text |
| #778EB3 text on white | 3.33:1 | AA large text | Lc 60.7 | Content text, not long reading |
| #778EB3 text on black | 6.30:1 | AA | Lc -41.0 | 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
#D3DAE5
oklch(88.6% 0.017 259.4)
-
Step 300
300
#B5C1D5
oklch(80.8% 0.031 260.7)
-
Step 400
400
#8FA2BF
oklch(70.7% 0.048 258.7)
-
Step 500
500 (this color)
#778EB3
oklch(64.3% 0.062 259.8)
-
Step 600
600
#5C749B
oklch(55.6% 0.067 259.9)
-
Step 700
700
#4C6184
oklch(49% 0.062 260.4)
-
Step 800
800
#3E506C
oklch(42.8% 0.052 259.1)
-
Step 900
900
#354257
oklch(37.7% 0.04 259.9)
-
Step 950
950
#1F2733
oklch(27.1% 0.025 258.3)
#778EB3 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) | #8190B5 | 0.015 |
| Deuteranopia (no green cones) | #7B8AB2 | 0.011 |
| Tritanopia (no blue cones) | #65969A | 0.056 |
| Achromatopsia (no color) | #8D8D8D | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778EB3
#778EB3
oklch(64.3% 0.062 259.8)
- #A18962
#A18962
oklch(64.2% 0.061 79.4)
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 #778EB3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.015
- Blue Grey #758DA3 ΔE 0.024
- Faded Blue #658CBB ΔE 0.026
- Light Slate Gray #778899 ΔE 0.039
- Dusty Blue #5A86AD ΔE 0.045
- Cool Gray #8D99AE ΔE 0.047
- Steel #738595 ΔE 0.047
- Lavender Gray #7E7F9A ΔE 0.048
Use #778EB3 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.