#6783BD
Closest named color: Faded Blue (#658CBB). oklch(61.3% 0.094 264.1), rgb(103, 131, 189).
Aa
Black text reads best on this color (5.55:1).
About this color
#6783BD is a medium-dark, moderately saturated blue. In OKLCH its lightness is 61%, its chroma 0.094 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.026 away. Black text reads best on it, at 5.55:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 5.55:1 |
| White text | 3.77:1 |
Values
| HEX | #6783BD |
| RGB | rgb(103, 131, 189) |
| HSL | hsl(220, 39%, 57%) |
| OKLCH | oklch(61.3% 0.094 264.1) |
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 #6783BD | 3.77:1 | AA large text | Lc -70.7 | Content text, not long reading |
| Black text on #6783BD | 5.55:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #6783BD text on white | 3.77:1 | AA large text | Lc 65.2 | Content text, not long reading |
| #6783BD text on black | 5.55:1 | AA | Lc -36.4 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D1D9EB
oklch(88.5% 0.026 266.6)
-
Step 300
300
#B2C1DF
oklch(80.9% 0.046 264.3)
-
Step 400
400
#89A1CF
oklch(70.8% 0.073 263.2)
-
Step 500
500 (this color)
#6783BD
oklch(61.3% 0.094 264.1)
-
Step 600
600
#5472AF
oklch(55.6% 0.102 263.5)
-
Step 700
700
#455F97
oklch(49.1% 0.096 264.3)
-
Step 800
800
#394E7A
oklch(42.8% 0.078 264)
-
Step 900
900
#314162
oklch(37.7% 0.061 264)
-
Step 950
950
#1D263A
oklch(27% 0.04 265.3)
#6783BD 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) | #6E88BF | 0.017 |
| Deuteranopia (no green cones) | #6580BC | 0.009 |
| Tritanopia (no blue cones) | #468F98 | 0.084 |
| Achromatopsia (no color) | #838383 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6783BD
#6783BD
oklch(61.3% 0.094 264.1)
- #9F7F3B
#9F7F3B
oklch(61.3% 0.095 84)
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 #6783BD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.026
- Off Blue #5684AE ΔE 0.032
- Dusty Blue #5A86AD ΔE 0.033
- Cool Blue #4984B8 ΔE 0.034
- Steel Blue #4682B4 ΔE 0.040
- Silver Lake Blue #778DA9 ΔE 0.052
- Lavender Gray #7E7F9A ΔE 0.058
- Blue Grey #758DA3 ΔE 0.058
Use #6783BD 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.