#6780A5
Closest named color: Dusty Blue (#5A86AD). oklch(59.5% 0.064 258), rgb(103, 128, 165).
Aa
Black text reads best on this color (5.20:1).
About this color
#6780A5 is a medium-dark, muted blue. In OKLCH its lightness is 59%, its chroma 0.064 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.021 away. Black text reads best on it, at 5.20:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.20:1 |
| White text | 4.03:1 |
Values
| HEX | #6780A5 |
| RGB | rgb(103, 128, 165) |
| HSL | hsl(216, 26%, 53%) |
| OKLCH | oklch(59.5% 0.064 258) |
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 #6780A5 | 4.03:1 | AA large text | Lc -73.1 | Content text, not long reading |
| Black text on #6780A5 | 5.20:1 | AA | Lc 36.5 | Non-text elements, placeholder text |
| #6780A5 text on white | 4.03:1 | AA large text | Lc 67.6 | Content text, not long reading |
| #6780A5 text on black | 5.20:1 | AA | Lc -34.1 | 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
#D2DAE5
oklch(88.6% 0.017 256.3)
-
Step 300
300
#B4C2D5
oklch(80.9% 0.031 256)
-
Step 400
400
#8EA2C0
oklch(70.7% 0.05 258.4)
-
Step 500
500 (this color)
#6780A5
oklch(59.5% 0.064 258)
-
Step 600
600
#5A759C
oklch(55.7% 0.069 257.5)
-
Step 700
700
#4A6285
oklch(49.2% 0.064 257.7)
-
Step 800
800
#3D506C
oklch(42.8% 0.053 257.9)
-
Step 900
900
#344258
oklch(37.6% 0.042 259.3)
-
Step 950
950
#1E2733
oklch(27% 0.026 255.7)
#6780A5 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) | #7382A7 | 0.018 |
| Deuteranopia (no green cones) | #6C7CA4 | 0.012 |
| Tritanopia (no blue cones) | #53888C | 0.057 |
| Achromatopsia (no color) | #7E7E7E | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6780A5
#6780A5
oklch(59.5% 0.064 258)
- #947A52
#947A52
oklch(59.4% 0.064 77.8)
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 #6780A5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.021
- Off Blue #5684AE ΔE 0.023
- Lavender Gray #7E7F9A ΔE 0.034
- Slate Gray #708090 ΔE 0.034
- Stormy Blue #507B9C ΔE 0.035
- Grey Blue #647D8E ΔE 0.035
- Steel #738595 ΔE 0.036
- Steel Blue #4682B4 ΔE 0.040
Use #6780A5 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.