#3D5C81
Closest named color: YInMn Blue (#415A77). oklch(46.7% 0.071 253.5), rgb(61, 92, 129).
Aa
White text reads best on this color (6.89:1).
About this color
#3D5C81 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.071 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.016 away. White text reads best on it, at 6.89:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 3.04:1 |
| White text | 6.89:1 |
Values
| HEX | #3D5C81 |
| RGB | rgb(61, 92, 129) |
| HSL | hsl(213, 36%, 37%) |
| OKLCH | oklch(46.7% 0.071 253.5) |
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 #3D5C81 | 6.89:1 | AA | Lc -88.7 | Fine for body text |
| Black text on #3D5C81 | 3.04:1 | AA large text | Lc 20.3 | Dividers and decoration only |
| #3D5C81 text on white | 6.89:1 | AA | Lc 83.7 | Fine for body text |
| #3D5C81 text on black | 3.04:1 | AA large text | Lc -18.2 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EAF0
oklch(93.5% 0.01 252.8)
-
Step 200
200
#D1DAE6
oklch(88.5% 0.019 255.5)
-
Step 300
300
#B2C2D7
oklch(80.9% 0.035 255.2)
-
Step 400
400
#89A3C3
oklch(70.7% 0.055 253.8)
-
Step 500
500
#6C8CB3
oklch(63.1% 0.069 253.7)
-
Step 600
600
#53769F
oklch(55.6% 0.076 253)
-
Step 700
700 (this color)
#3D5C81
oklch(46.7% 0.071 253.5)
-
Step 800
800
#38516F
oklch(42.8% 0.059 253.5)
-
Step 900
900
#30435A
oklch(37.7% 0.047 253.7)
-
Step 950
950
#1C2734
oklch(26.9% 0.029 253)
#3D5C81 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) | #4D5E83 | 0.022 |
| Deuteranopia (no green cones) | #455780 | 0.017 |
| Tritanopia (no blue cones) | #1B6469 | 0.061 |
| Achromatopsia (no color) | #5A5A5A | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D5C81
#3D5C81
oklch(46.7% 0.071 253.5)
- #72542A
#72542A
oklch(46.8% 0.071 73.8)
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 #3D5C81, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.016
- Light Navy Blue #2E5A88 ΔE 0.021
- Denim #3B638C ΔE 0.024
- Denim Blue #3B5B92 ΔE 0.029
- Dusk #4E5481 ΔE 0.031
- Dusky Blue #475F94 ΔE 0.034
- Dusty Grape #545775 ΔE 0.035
- Twilight #4E518B ΔE 0.044
Use #3D5C81 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.