#45609B
Closest named color: Dusky Blue (#475F94). oklch(49.6% 0.1 264.4), rgb(69, 96, 155).
Aa
White text reads best on this color (6.17:1).
About this color
#45609B is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.100 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.011 away. White text reads best on it, at 6.17:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.39:1 |
| White text | 6.17:1 |
Values
| HEX | #45609B |
| RGB | rgb(69, 96, 155) |
| HSL | hsl(221, 38%, 44%) |
| OKLCH | oklch(49.6% 0.1 264.4) |
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 #45609B | 6.17:1 | AA | Lc -85.8 | Fine for body text |
| Black text on #45609B | 3.39:1 | AA large text | Lc 23.4 | Dividers and decoration only |
| #45609B text on white | 6.17:1 | AA | Lc 80.7 | Fine for body text |
| #45609B text on black | 3.39:1 | AA large text | Lc -21.2 | 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 700.
-
Step 50
50
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#D0D9EC
oklch(88.4% 0.028 265.4)
-
Step 300
300
#B1C1E1
oklch(80.9% 0.049 264.3)
-
Step 400
400
#88A0D2
oklch(70.6% 0.078 264.6)
-
Step 500
500
#6B88C6
oklch(63% 0.1 264.6)
-
Step 600
600
#5371B2
oklch(55.5% 0.107 264.4)
-
Step 700
700 (this color)
#45609B
oklch(49.6% 0.1 264.4)
-
Step 800
800
#384D7C
oklch(42.6% 0.083 264.9)
-
Step 900
900
#304164
oklch(37.8% 0.064 263.8)
-
Step 950
950
#1C263B
oklch(27% 0.042 264.3)
#45609B 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) | #48659D | 0.015 |
| Deuteranopia (no green cones) | #3E5E9A | 0.011 |
| Tritanopia (no blue cones) | #146D76 | 0.090 |
| Achromatopsia (no color) | #616161 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45609B
#45609B
oklch(49.6% 0.1 264.4)
- #7C5C04
#7C5C04
oklch(49.5% 0.1 84.5)
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 #45609B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.011
- Denim Blue #3B5B92 ΔE 0.024
- Denim #3B638C ΔE 0.030
- French Blue #436BAD ΔE 0.038
- Light Navy Blue #2E5A88 ΔE 0.044
- Twilight #4E518B ΔE 0.045
- Mid Blue #276AB3 ΔE 0.047
- Muted Blue #3B719F ΔE 0.048
Use #45609B 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.