#3E5665
Closest named color: YInMn Blue (#415A77). oklch(44% 0.038 236.2), rgb(62, 86, 101).
Aa
White text reads best on this color (7.70:1).
About this color
#3E5665 is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.038 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.030 away. White text reads best on it, at 7.70:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.72:1 |
| White text | 7.70:1 |
Values
| HEX | #3E5665 |
| RGB | rgb(62, 86, 101) |
| HSL | hsl(203, 24%, 32%) |
| OKLCH | oklch(44% 0.038 236.2) |
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 #3E5665 | 7.70:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #3E5665 | 2.72:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #3E5665 text on white | 7.70:1 | AAA | Lc 86.8 | Fine for body text |
| #3E5665 text on black | 2.72:1 | Fails | Lc -15.3 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EBEE
oklch(93.7% 0.007 233.6)
-
Step 200
200
#D2DBE0
oklch(88.6% 0.012 231.7)
-
Step 300
300
#B4C3CD
oklch(80.9% 0.022 236.8)
-
Step 400
400
#8CA5B4
oklch(70.8% 0.035 234.3)
-
Step 500
500
#6F8EA2
oklch(63% 0.046 236.8)
-
Step 600
600
#57788D
oklch(55.6% 0.05 236.8)
-
Step 700
700
#476578
oklch(49.1% 0.047 236.8)
-
Step 800
800 (this color)
#3E5665
oklch(44% 0.038 236.2)
-
Step 900
900
#32444F
oklch(37.6% 0.03 235.4)
-
Step 950
950
#1E282F
oklch(27% 0.019 238.9)
#3E5665 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) | #4F5566 | 0.024 |
| Deuteranopia (no green cones) | #4A5165 | 0.022 |
| Tritanopia (no blue cones) | #305A5B | 0.029 |
| Achromatopsia (no color) | #535353 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E5665
#3E5665
oklch(44% 0.038 236.2)
- #634D3E
#634D3E
oklch(43.9% 0.038 55.8)
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 #3E5665, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.030
- Dusty Grape #545775 ΔE 0.043
- Dark Slate Gray #2F4F4F ΔE 0.045
- Petrol #005F6A ΔE 0.046
- Deep Teal #00555A ΔE 0.053
- Dusk #4E5481 ΔE 0.055
- Slate #516572 ΔE 0.056
- Light Navy Blue #2E5A88 ΔE 0.057
Use #3E5665 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.