#375582
Closest named color: Light Navy Blue (#2E5A88). oklch(44.8% 0.083 258.3), rgb(55, 85, 130).
Aa
White text reads best on this color (7.54:1).
About this color
#375582 is a dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.083 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.017 away. White text reads best on it, at 7.54:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.78:1 |
| White text | 7.54:1 |
Values
| HEX | #375582 |
| RGB | rgb(55, 85, 130) |
| HSL | hsl(216, 41%, 36%) |
| OKLCH | oklch(44.8% 0.083 258.3) |
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 #375582 | 7.54:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #375582 | 2.78:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #375582 text on white | 7.54:1 | AAA | Lc 86.1 | Fine for body text |
| #375582 text on black | 2.78:1 | Fails | Lc -16.0 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF3
oklch(93.5% 0.014 258.3)
-
Step 200
200
#CFDAEB
oklch(88.5% 0.026 259)
-
Step 300
300
#AEC2E0
oklch(80.9% 0.048 258.4)
-
Step 400
400
#83A2D1
oklch(70.7% 0.077 258.5)
-
Step 500
500
#648BC5
oklch(63.2% 0.098 258.1)
-
Step 600
600
#4A74B1
oklch(55.6% 0.106 257.7)
-
Step 700
700
#3C6199
oklch(49.2% 0.1 258.4)
-
Step 800
800 (this color)
#375582
oklch(44.8% 0.083 258.3)
-
Step 900
900
#2C4264
oklch(37.7% 0.065 258.8)
-
Step 950
950
#1A273A
oklch(27% 0.04 257.8)
#375582 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) | #435884 | 0.019 |
| Deuteranopia (no green cones) | #395181 | 0.012 |
| Tritanopia (no blue cones) | #045F65 | 0.074 |
| Achromatopsia (no color) | #545454 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #375582
#375582
oklch(44.8% 0.083 258.3)
- #6D4E15
#6D4E15
oklch(44.7% 0.082 78.3)
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 #375582, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.017
- Dusk Blue #26538D ΔE 0.026
- YInMn Blue #415A77 ΔE 0.030
- Denim Blue #3B5B92 ΔE 0.030
- Dusk #4E5481 ΔE 0.030
- Light Navy #155084 ΔE 0.036
- Twilight #4E518B ΔE 0.037
- Deep Sea Blue #015482 ΔE 0.037
Use #375582 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.