#778EAF
Closest named color: Silver Lake Blue (#778DA9). oklch(64.1% 0.056 257.4), rgb(119, 142, 175).
Aa
Black text reads best on this color (6.27:1).
About this color
#778EAF is a medium-light, muted blue. In OKLCH its lightness is 64%, its chroma 0.056 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.009 away. Black text reads best on it, at 6.27:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.27:1 |
| White text | 3.34:1 |
Values
| HEX | #778EAF |
| RGB | rgb(119, 142, 175) |
| HSL | hsl(215, 26%, 58%) |
| OKLCH | oklch(64.1% 0.056 257.4) |
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 #778EAF | 3.34:1 | AA large text | Lc -66.4 | Content text, not long reading |
| Black text on #778EAF | 6.27:1 | AA | Lc 43.2 | Non-text elements, placeholder text |
| #778EAF text on white | 3.34:1 | AA large text | Lc 60.9 | Content text, not long reading |
| #778EAF text on black | 6.27:1 | AA | Lc -40.8 | 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
#D3DAE3
oklch(88.6% 0.015 254.6)
-
Step 300
300
#B6C2D3
oklch(81% 0.027 257)
-
Step 400
400
#90A2BD
oklch(70.7% 0.045 258.4)
-
Step 500
500 (this color)
#778EAF
oklch(64.1% 0.056 257.4)
-
Step 600
600
#5D7597
oklch(55.7% 0.06 257.1)
-
Step 700
700
#4C6281
oklch(49.1% 0.057 257)
-
Step 800
800
#3F5069
oklch(42.7% 0.047 257.9)
-
Step 900
900
#354255
oklch(37.6% 0.037 257.8)
-
Step 950
950
#1F2732
oklch(27% 0.024 256.4)
#778EAF 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) | #828FB1 | 0.016 |
| Deuteranopia (no green cones) | #7C8AAE | 0.012 |
| Tritanopia (no blue cones) | #669599 | 0.050 |
| Achromatopsia (no color) | #8C8C8C | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778EAF
#778EAF
oklch(64.1% 0.056 257.4)
- #A08866
#A08866
oklch(64% 0.056 76.1)
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 #778EAF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.009
- Blue Grey #758DA3 ΔE 0.018
- Faded Blue #658CBB ΔE 0.030
- Light Slate Gray #778899 ΔE 0.033
- Steel #738595 ΔE 0.042
- Dusty Blue #5A86AD ΔE 0.044
- Lavender Gray #7E7F9A ΔE 0.045
- Cool Gray #8D99AE ΔE 0.046
Use #778EAF 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.