#6783CA
Closest named color: Faded Blue (#658CBB). oklch(61.9% 0.113 266.8), rgb(103, 131, 202).
Aa
Black text reads best on this color (5.67:1).
About this color
#6783CA is a medium-dark, moderately saturated blue. In OKLCH its lightness is 62%, its chroma 0.113 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.038 away. Black text reads best on it, at 5.67:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 5.67:1 |
| White text | 3.69:1 |
Values
| HEX | #6783CA |
| RGB | rgb(103, 131, 202) |
| HSL | hsl(223, 48%, 60%) |
| OKLCH | oklch(61.9% 0.113 266.8) |
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 #6783CA | 3.69:1 | AA large text | Lc -70.0 | Content text, not long reading |
| Black text on #6783CA | 5.67:1 | AA | Lc 39.6 | Non-text elements, placeholder text |
| #6783CA text on white | 3.69:1 | AA large text | Lc 64.5 | Content text, not long reading |
| #6783CA text on black | 5.67:1 | AA | Lc -37.2 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF5
oklch(93.6% 0.016 266.3)
-
Step 200
200
#D0D9EE
oklch(88.5% 0.031 267.2)
-
Step 300
300
#B0C0E5
oklch(80.8% 0.055 266.7)
-
Step 400
400
#889FD8
oklch(70.7% 0.088 267.2)
-
Step 500
500 (this color)
#6783CA
oklch(61.9% 0.113 266.8)
-
Step 600
600
#536FBB
oklch(55.6% 0.123 267.1)
-
Step 700
700
#435DA1
oklch(49.2% 0.113 266.5)
-
Step 800
800
#374C82
oklch(42.7% 0.094 266.5)
-
Step 900
900
#304069
oklch(37.8% 0.073 266.8)
-
Step 950
950
#1C253D
oklch(26.9% 0.047 267.6)
#6783CA 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) | #688ACD | 0.019 |
| Deuteranopia (no green cones) | #5D81C8 | 0.014 |
| Tritanopia (no blue cones) | #3D929D | 0.101 |
| Achromatopsia (no color) | #858585 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6783CA
#6783CA
oklch(61.9% 0.113 266.8)
- #A38126
#A38126
oklch(62% 0.113 87.2)
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 #6783CA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.038
- Cool Blue #4984B8 ΔE 0.045
- Soft Blue #6488EA ΔE 0.048
- Off Blue #5684AE ΔE 0.050
- Dark Sky Blue #448EE4 ΔE 0.051
- Dusty Blue #5A86AD ΔE 0.051
- Steel Blue #4682B4 ΔE 0.052
- Water Blue #0E87CC ΔE 0.063
Use #6783CA 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.