#445183
Closest named color: Dusk (#4E5481). oklch(44.7% 0.084 271.6), rgb(68, 81, 131).
Aa
White text reads best on this color (7.63:1).
About this color
#445183 is a dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.084 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.018 away. White text reads best on it, at 7.63:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.75:1 |
| White text | 7.63:1 |
Values
| HEX | #445183 |
| RGB | rgb(68, 81, 131) |
| HSL | hsl(228, 32%, 39%) |
| OKLCH | oklch(44.7% 0.084 271.6) |
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 #445183 | 7.63:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #445183 | 2.75:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #445183 text on white | 7.63:1 | AAA | Lc 86.4 | Fine for body text |
| #445183 text on black | 2.75:1 | Fails | Lc -15.6 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF4
oklch(93.7% 0.014 268.5)
-
Step 200
200
#D2D9EC
oklch(88.6% 0.027 269.6)
-
Step 300
300
#B5BFE1
oklch(80.8% 0.049 272.4)
-
Step 400
400
#8F9ED2
oklch(70.7% 0.078 271.8)
-
Step 500
500
#7485C6
oklch(63% 0.1 272.1)
-
Step 600
600
#5D6EB3
oklch(55.6% 0.109 272)
-
Step 700
700
#4C5C9A
oklch(49.1% 0.101 271.3)
-
Step 800
800 (this color)
#445183
oklch(44.7% 0.084 271.6)
-
Step 900
900
#353F64
oklch(37.6% 0.065 271.5)
-
Step 950
950
#1F253B
oklch(27% 0.042 271.7)
#445183 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) | #3E5685 | 0.015 |
| Deuteranopia (no green cones) | #395182 | 0.015 |
| Tritanopia (no blue cones) | #2C5B64 | 0.074 |
| Achromatopsia (no color) | #535353 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #445183
#445183
oklch(44.7% 0.084 271.6)
- #655211
#655211
oklch(44.6% 0.083 91.5)
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 #445183, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.018
- Twilight #4E518B ΔE 0.020
- Light Navy Blue #2E5A88 ΔE 0.033
- Denim Blue #3B5B92 ΔE 0.034
- Dusk Blue #26538D ΔE 0.036
- YInMn Blue #415A77 ΔE 0.038
- Dusty Grape #545775 ΔE 0.041
- Dusky Blue #475F94 ΔE 0.045
Use #445183 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.