#6781AE
Closest named color: Dusty Blue (#5A86AD). oklch(60.1% 0.075 261.1), rgb(103, 129, 174).
Aa
Black text reads best on this color (5.32:1).
About this color
#6781AE is a medium-dark, moderately saturated blue. In OKLCH its lightness is 60%, its chroma 0.075 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.020 away. Black text reads best on it, at 5.32:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.32:1 |
| White text | 3.94:1 |
Values
| HEX | #6781AE |
| RGB | rgb(103, 129, 174) |
| HSL | hsl(218, 30%, 54%) |
| OKLCH | oklch(60.1% 0.075 261.1) |
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 #6781AE | 3.94:1 | AA large text | Lc -72.3 | Content text, not long reading |
| Black text on #6781AE | 5.32:1 | AA | Lc 37.3 | Non-text elements, placeholder text |
| #6781AE text on white | 3.94:1 | AA large text | Lc 66.8 | Content text, not long reading |
| #6781AE text on black | 5.32:1 | AA | Lc -34.9 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D2DAE7
oklch(88.6% 0.02 260.2)
-
Step 300
300
#B3C1D9
oklch(80.8% 0.037 261.3)
-
Step 400
400
#8CA1C6
oklch(70.6% 0.059 261.7)
-
Step 500
500 (this color)
#6781AE
oklch(60.1% 0.075 261.1)
-
Step 600
600
#5873A4
oklch(55.5% 0.083 261.9)
-
Step 700
700
#48618C
oklch(49.2% 0.076 260.9)
-
Step 800
800
#3B4F72
oklch(42.7% 0.064 261.2)
-
Step 900
900
#33425C
oklch(37.8% 0.049 261.1)
-
Step 950
950
#1E2736
oklch(27.1% 0.031 260.5)
#6781AE 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) | #7184B0 | 0.016 |
| Deuteranopia (no green cones) | #697DAD | 0.011 |
| Tritanopia (no blue cones) | #4F8B91 | 0.067 |
| Achromatopsia (no color) | #808080 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6781AE
#6781AE
oklch(60.1% 0.075 261.1)
- #987C4A
#987C4A
oklch(60.1% 0.076 81)
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 #6781AE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.020
- Off Blue #5684AE ΔE 0.020
- Faded Blue #658CBB ΔE 0.032
- Cool Blue #4984B8 ΔE 0.034
- Steel Blue #4682B4 ΔE 0.036
- Lavender Gray #7E7F9A ΔE 0.041
- Stormy Blue #507B9C ΔE 0.043
- Silver Lake Blue #778DA9 ΔE 0.044
Use #6781AE 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.