#3E5481
Closest named color: Dusk (#4E5481). oklch(44.9% 0.079 263.7), rgb(62, 84, 129).
Aa
White text reads best on this color (7.52:1).
About this color
#3E5481 is a dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.079 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.022 away. White text reads best on it, at 7.52:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.78:1 |
| White text | 7.52:1 |
Values
| HEX | #3E5481 |
| RGB | rgb(62, 84, 129) |
| HSL | hsl(220, 35%, 37%) |
| OKLCH | oklch(44.9% 0.079 263.7) |
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 #3E5481 | 7.52:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #3E5481 | 2.78:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #3E5481 text on white | 7.52:1 | AAA | Lc 86.1 | Fine for body text |
| #3E5481 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D0D9EB
oklch(88.4% 0.027 264.4)
-
Step 300
300
#B1C1DF
oklch(80.9% 0.046 263)
-
Step 400
400
#89A1CF
oklch(70.8% 0.073 263.2)
-
Step 500
500
#6C89C3
oklch(63.2% 0.094 263.6)
-
Step 600
600
#5472B0
oklch(55.7% 0.103 263.8)
-
Step 700
700
#445F97
oklch(49.1% 0.096 263.7)
-
Step 800
800 (this color)
#3E5481
oklch(44.9% 0.079 263.7)
-
Step 900
900
#304162
oklch(37.6% 0.061 262.9)
-
Step 950
950
#1C263A
oklch(26.9% 0.04 263.6)
#3E5481 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) | #435883 | 0.014 |
| Deuteranopia (no green cones) | #3B5280 | 0.008 |
| Tritanopia (no blue cones) | #205E64 | 0.072 |
| Achromatopsia (no color) | #545454 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E5481
#3E5481
oklch(44.9% 0.079 263.7)
- #6A5119
#6A5119
oklch(45% 0.079 83.9)
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 #3E5481, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.022
- Light Navy Blue #2E5A88 ΔE 0.023
- YInMn Blue #415A77 ΔE 0.028
- Twilight #4E518B ΔE 0.030
- Denim Blue #3B5B92 ΔE 0.031
- Dusk Blue #26538D ΔE 0.032
- Dusty Grape #545775 ΔE 0.039
- Light Navy #155084 ΔE 0.043
Use #3E5481 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.