#778BA7
Closest named color: Silver Lake Blue (#778DA9). oklch(63.1% 0.048 256.8), rgb(119, 139, 167).
Aa
Black text reads best on this color (6.03:1).
About this color
#778BA7 is a medium-light, muted blue. In OKLCH its lightness is 63%, its chroma 0.048 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.006 away. Black text reads best on it, at 6.03:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.03:1 |
| White text | 3.47:1 |
Values
| HEX | #778BA7 |
| RGB | rgb(119, 139, 167) |
| HSL | hsl(215, 21%, 56%) |
| OKLCH | oklch(63.1% 0.048 256.8) |
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 #778BA7 | 3.47:1 | AA large text | Lc -67.8 | Content text, not long reading |
| Black text on #778BA7 | 6.03:1 | AA | Lc 41.7 | Non-text elements, placeholder text |
| #778BA7 text on white | 3.47:1 | AA large text | Lc 62.3 | Content text, not long reading |
| #778BA7 text on black | 6.03:1 | AA | Lc -39.3 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D4DAE2
oklch(88.6% 0.013 255.5)
-
Step 300
300
#B7C2D0
oklch(81% 0.023 254.4)
-
Step 400
400
#92A2B9
oklch(70.7% 0.038 257.4)
-
Step 500
500 (this color)
#778BA7
oklch(63.1% 0.048 256.8)
-
Step 600
600
#607592
oklch(55.7% 0.052 256.5)
-
Step 700
700
#4F627D
oklch(49.1% 0.049 257.2)
-
Step 800
800
#415065
oklch(42.7% 0.04 256.8)
-
Step 900
900
#374252
oklch(37.6% 0.031 257.7)
-
Step 950
950
#202730
oklch(27% 0.02 254.8)
#778BA7 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) | #818CA8 | 0.014 |
| Deuteranopia (no green cones) | #7C87A6 | 0.012 |
| Tritanopia (no blue cones) | #6A9194 | 0.042 |
| Achromatopsia (no color) | #898989 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778BA7
#778BA7
oklch(63.1% 0.048 256.8)
- #9A8669
#9A8669
oklch(63.1% 0.048 76.9)
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 #778BA7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.006
- Blue Grey #758DA3 ΔE 0.010
- Light Slate Gray #778899 ΔE 0.021
- Steel #738595 ΔE 0.029
- Lavender Gray #7E7F9A ΔE 0.034
- Faded Blue #658CBB ΔE 0.035
- Dusty Blue #5A86AD ΔE 0.041
- Slate Gray #708090 ΔE 0.043
Use #778BA7 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.