#3A5496
Closest named color: Denim Blue (#3B5B92). oklch(45.9% 0.112 266), rgb(58, 84, 150).
Aa
White text reads best on this color (7.27:1).
About this color
#3A5496 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.112 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Denim Blue (#3B5B92), ΔE 0.023 away. White text reads best on it, at 7.27:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Denim Blue (#3B5B92) |
| Black text | 2.88:1 |
| White text | 7.27:1 |
Values
| HEX | #3A5496 |
| RGB | rgb(58, 84, 150) |
| HSL | hsl(223, 44%, 41%) |
| OKLCH | oklch(45.9% 0.112 266) |
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 #3A5496 | 7.27:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #3A5496 | 2.88:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #3A5496 text on white | 7.27:1 | AAA | Lc 85.0 | Fine for body text |
| #3A5496 text on black | 2.88:1 | 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 700.
-
Step 50
50
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF5
oklch(93.6% 0.016 266.3)
-
Step 200
200
#D0D9EE
oklch(88.5% 0.031 267.2)
-
Step 300
300
#B0C1E5
oklch(81% 0.054 265.2)
-
Step 400
400
#87A0D7
oklch(70.8% 0.086 265.4)
-
Step 500
500
#6A87CD
oklch(63.1% 0.111 266.2)
-
Step 600
600
#5270BA
oklch(55.7% 0.12 266)
-
Step 700
700 (this color)
#3A5496
oklch(45.9% 0.112 266)
-
Step 800
800
#374C82
oklch(42.7% 0.094 266.5)
-
Step 900
900
#2F4068
oklch(37.7% 0.072 265.6)
-
Step 950
950
#1C263D
oklch(27.1% 0.045 265.6)
#3A5496 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) | #365B99 | 0.019 |
| Deuteranopia (no green cones) | #295395 | 0.019 |
| Tritanopia (no blue cones) | #00636D | 0.098 |
| Achromatopsia (no color) | #575757 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A5496
#3A5496
oklch(45.9% 0.112 266)
- #6F5300
#6F5300
oklch(45.9% 0.094 85.9)
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 #3A5496, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim Blue #3B5B92 ΔE 0.023
- Dusk Blue #26538D ΔE 0.027
- Twilight #4E518B ΔE 0.031
- Light Navy Blue #2E5A88 ΔE 0.034
- Dusky Blue #475F94 ΔE 0.038
- Dusk #4E5481 ΔE 0.043
- Light Navy #155084 ΔE 0.048
- Cobalt #1E488F ΔE 0.049
Use #3A5496 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.