#3C536D
Closest named color: YInMn Blue (#415A77). oklch(43.5% 0.052 252), rgb(60, 83, 109).
Aa
White text reads best on this color (7.92:1).
About this color
#3C536D is a dark, muted blue. In OKLCH its lightness is 43%, its chroma 0.052 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.026 away. White text reads best on it, at 7.92:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.65:1 |
| White text | 7.92:1 |
Values
| HEX | #3C536D |
| RGB | rgb(60, 83, 109) |
| HSL | hsl(212, 29%, 33%) |
| OKLCH | oklch(43.5% 0.052 252) |
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 #3C536D | 7.92:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #3C536D | 2.65:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #3C536D text on white | 7.92:1 | AAA | Lc 87.4 | Fine for body text |
| #3C536D text on black | 2.65:1 | Fails | Lc -14.7 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D1DAE4
oklch(88.4% 0.017 250.9)
-
Step 300
300
#B3C2D4
oklch(80.8% 0.03 253)
-
Step 400
400
#8BA3BE
oklch(70.6% 0.048 251.5)
-
Step 500
500
#6E8CAE
oklch(63% 0.062 251.9)
-
Step 600
600
#56769A
oklch(55.6% 0.067 251.9)
-
Step 700
700
#466383
oklch(49.1% 0.062 251.5)
-
Step 800
800 (this color)
#3C536D
oklch(43.5% 0.052 252)
-
Step 900
900
#324357
oklch(37.7% 0.041 252.9)
-
Step 950
950
#1D2733
oklch(26.9% 0.027 253.3)
#3C536D 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) | #49546E | 0.019 |
| Deuteranopia (no green cones) | #434F6C | 0.014 |
| Tritanopia (no blue cones) | #2A595C | 0.045 |
| Achromatopsia (no color) | #515151 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C536D
#3C536D
oklch(43.5% 0.052 252)
- #634C30
#634C30
oklch(43.4% 0.052 71.2)
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 #3C536D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.026
- Dusty Grape #545775 ΔE 0.040
- Dusk #4E5481 ΔE 0.043
- Light Navy Blue #2E5A88 ΔE 0.045
- Deep Sea Blue #015482 ΔE 0.052
- Petrol #005F6A ΔE 0.054
- Dark Slate Gray #2F4F4F ΔE 0.054
- Light Navy #155084 ΔE 0.054
Use #3C536D 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.