#375396
Closest named color: Dusk Blue (#26538D). oklch(45.5% 0.114 265.1), rgb(55, 83, 150).
Aa
White text reads best on this color (7.39:1).
About this color
#375396 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.114 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.024 away. White text reads best on it, at 7.39:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.84:1 |
| White text | 7.39:1 |
Values
| HEX | #375396 |
| RGB | rgb(55, 83, 150) |
| HSL | hsl(222, 46%, 40%) |
| OKLCH | oklch(45.5% 0.114 265.1) |
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 #375396 | 7.39:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #375396 | 2.84:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #375396 text on white | 7.39:1 | AAA | Lc 85.5 | Fine for body text |
| #375396 text on black | 2.84:1 | Fails | Lc -16.6 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CDD9F3
oklch(88.4% 0.038 265.8)
-
Step 300
300
#ACC1ED
oklch(81% 0.067 264.9)
-
Step 400
400
#809FE4
oklch(70.7% 0.107 265.3)
-
Step 500
500
#6186DC
oklch(63.2% 0.136 265.2)
-
Step 600
600
#486EC9
oklch(55.7% 0.147 265)
-
Step 700
700
#395BAE
oklch(49% 0.138 265)
-
Step 800
800 (this color)
#375396
oklch(45.5% 0.114 265.1)
-
Step 900
900
#2A3F71
oklch(37.7% 0.09 265.2)
-
Step 950
950
#192542
oklch(27% 0.057 265.8)
#375396 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) | #345A99 | 0.019 |
| Deuteranopia (no green cones) | #265295 | 0.018 |
| Tritanopia (no blue cones) | #00626D | 0.097 |
| Achromatopsia (no color) | #565656 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #375396
#375396
oklch(45.5% 0.114 265.1)
- #6E5200
#6E5200
oklch(45.6% 0.093 85.7)
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 #375396, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.024
- Denim Blue #3B5B92 ΔE 0.026
- Twilight #4E518B ΔE 0.034
- Light Navy Blue #2E5A88 ΔE 0.035
- Dusky Blue #475F94 ΔE 0.043
- Cobalt #1E488F ΔE 0.044
- Light Navy #155084 ΔE 0.045
- Dusk #4E5481 ΔE 0.046
Use #375396 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.