#445683
Closest named color: Dusk (#4E5481). oklch(45.9% 0.077 266.8), rgb(68, 86, 131).
Aa
White text reads best on this color (7.22:1).
About this color
#445683 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.077 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.014 away. White text reads best on it, at 7.22:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.90:1 |
| White text | 7.22:1 |
Values
| HEX | #445683 |
| RGB | rgb(68, 86, 131) |
| HSL | hsl(223, 32%, 39%) |
| OKLCH | oklch(45.9% 0.077 266.8) |
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 #445683 | 7.22:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #445683 | 2.90:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #445683 text on white | 7.22:1 | AAA | Lc 85.0 | Fine for body text |
| #445683 text on black | 2.90:1 | Fails | Lc -17.0 | Dividers and decoration only |
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 800.
-
Step 50
50
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E6EAF3
oklch(93.7% 0.013 266.7)
-
Step 200
200
#D2D9EA
oklch(88.5% 0.025 267.9)
-
Step 300
300
#B3C0DF
oklch(80.8% 0.046 267.4)
-
Step 400
400
#8CA0CE
oklch(70.7% 0.071 266.3)
-
Step 500
500
#7088C2
oklch(63.2% 0.092 266.6)
-
Step 600
600
#5871AE
oklch(55.6% 0.1 266.3)
-
Step 700
700
#495E96
oklch(49.1% 0.094 267.3)
-
Step 800
800 (this color)
#445683
oklch(45.9% 0.077 266.8)
-
Step 900
900
#334062
oklch(37.6% 0.061 267.5)
-
Step 950
950
#1E2639
oklch(27% 0.037 266.4)
#445683 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) | #455A85 | 0.012 |
| Deuteranopia (no green cones) | #3F5482 | 0.010 |
| Tritanopia (no blue cones) | #2C5F66 | 0.069 |
| Achromatopsia (no color) | #575757 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #445683
#445683
oklch(45.9% 0.077 266.8)
- #6A541E
#6A541E
oklch(45.7% 0.077 86.5)
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 #445683, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.014
- Twilight #4E518B ΔE 0.025
- Light Navy Blue #2E5A88 ΔE 0.026
- YInMn Blue #415A77 ΔE 0.026
- Denim Blue #3B5B92 ΔE 0.026
- Dusty Grape #545775 ΔE 0.033
- Dusky Blue #475F94 ΔE 0.035
- Denim #3B638C ΔE 0.038
Use #445683 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.