#778FB1
Closest named color: Silver Lake Blue (#778DA9). oklch(64.4% 0.058 257.1), rgb(119, 143, 177).
Aa
Black text reads best on this color (6.34:1).
About this color
#778FB1 is a medium-light, muted blue. In OKLCH its lightness is 64%, its chroma 0.058 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.012 away. Black text reads best on it, at 6.34:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.34:1 |
| White text | 3.30:1 |
Values
| HEX | #778FB1 |
| RGB | rgb(119, 143, 177) |
| HSL | hsl(215, 27%, 58%) |
| OKLCH | oklch(64.4% 0.058 257.1) |
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 #778FB1 | 3.30:1 | AA large text | Lc -65.9 | Content text, not long reading |
| Black text on #778FB1 | 6.34:1 | AA | Lc 43.6 | Non-text elements, placeholder text |
| #778FB1 text on white | 3.30:1 | AA large text | Lc 60.4 | Content text, not long reading |
| #778FB1 text on black | 6.34:1 | AA | Lc -41.3 | 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
#E6EAEF
oklch(93.5% 0.008 253.9)
-
Step 200
200
#D3DAE4
oklch(88.6% 0.016 257.2)
-
Step 300
300
#B5C2D3
oklch(80.9% 0.028 255.1)
-
Step 400
400
#8FA2BD
oklch(70.7% 0.045 257.2)
-
Step 500
500 (this color)
#778FB1
oklch(64.4% 0.058 257.1)
-
Step 600
600
#5C7598
oklch(55.7% 0.062 256.9)
-
Step 700
700
#4B6282
oklch(49.1% 0.059 256.7)
-
Step 800
800
#3E506A
oklch(42.7% 0.049 257.5)
-
Step 900
900
#354256
oklch(37.6% 0.038 258.9)
-
Step 950
950
#1F2732
oklch(27% 0.024 256.4)
#778FB1 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) | #8390B3 | 0.017 |
| Deuteranopia (no green cones) | #7D8BB0 | 0.013 |
| Tritanopia (no blue cones) | #66969A | 0.051 |
| Achromatopsia (no color) | #8D8D8D | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778FB1
#778FB1
oklch(64.4% 0.058 257.1)
- #A28965
#A28965
oklch(64.4% 0.059 76.5)
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 #778FB1, 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 0.029
- Light Slate Gray #778899 ΔE 0.036
- Cool Gray #8D99AE ΔE 0.044
- Steel #738595 ΔE 0.045
- Dusty Blue #5A86AD ΔE 0.046
- Lavender Gray #7E7F9A ΔE 0.048
Use #778FB1 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.