#3E4E84
Closest named color: Twilight (#4E518B). oklch(43.7% 0.091 269.9), rgb(62, 78, 132).
Aa
White text reads best on this color (7.99:1).
About this color
#3E4E84 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.091 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.028 away. White text reads best on it, at 7.99:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.62:1 |
| White text | 7.99:1 |
Values
| HEX | #3E4E84 |
| RGB | rgb(62, 78, 132) |
| HSL | hsl(226, 36%, 38%) |
| OKLCH | oklch(43.7% 0.091 269.9) |
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 #3E4E84 | 7.99:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #3E4E84 | 2.62:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #3E4E84 text on white | 7.99:1 | AAA | Lc 87.6 | Fine for body text |
| #3E4E84 text on black | 2.62:1 | Fails | Lc -14.6 | Not readable |
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
#E6EAF5
oklch(93.7% 0.015 270)
-
Step 200
200
#D1D9ED
oklch(88.5% 0.029 268.3)
-
Step 300
300
#B3C0E4
oklch(81% 0.053 269.6)
-
Step 400
400
#8B9ED7
oklch(70.6% 0.087 269.9)
-
Step 500
500
#6F86CC
oklch(63.2% 0.109 269.3)
-
Step 600
600
#586EB9
oklch(55.6% 0.119 269.9)
-
Step 700
700
#485C9F
oklch(49.1% 0.11 269.5)
-
Step 800
800 (this color)
#3E4E84
oklch(43.7% 0.091 269.9)
-
Step 900
900
#333F67
oklch(37.7% 0.07 270.1)
-
Step 950
950
#1E253D
oklch(27% 0.046 270.7)
#3E4E84 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) | #395486 | 0.017 |
| Deuteranopia (no green cones) | #314E83 | 0.016 |
| Tritanopia (no blue cones) | #1F5A62 | 0.083 |
| Achromatopsia (no color) | #515151 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E4E84
#3E4E84
oklch(43.7% 0.091 269.9)
- #654F00
#654F00
oklch(43.8% 0.09 90.2)
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 #3E4E84, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.028
- Dusk Blue #26538D ΔE 0.029
- Dusk #4E5481 ΔE 0.032
- Light Navy Blue #2E5A88 ΔE 0.036
- Light Navy #155084 ΔE 0.039
- Denim Blue #3B5B92 ΔE 0.040
- Cobalt #1E488F ΔE 0.046
- YInMn Blue #415A77 ΔE 0.047
Use #3E4E84 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.