#3C4C92
Closest named color: Dusk Blue (#26538D). oklch(44% 0.116 271.2), rgb(60, 76, 146).
Aa
White text reads best on this color (7.95:1).
About this color
#3C4C92 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.116 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.031 away. White text reads best on it, at 7.95:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.64:1 |
| White text | 7.95:1 |
Values
| HEX | #3C4C92 |
| RGB | rgb(60, 76, 146) |
| HSL | hsl(229, 42%, 40%) |
| OKLCH | oklch(44% 0.116 271.2) |
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 #3C4C92 | 7.95:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #3C4C92 | 2.64:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #3C4C92 text on white | 7.95:1 | AAA | Lc 87.4 | Fine for body text |
| #3C4C92 text on black | 2.64:1 | Fails | Lc -14.8 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F7
oklch(93.5% 0.019 273.2)
-
Step 200
200
#D0D8F3
oklch(88.5% 0.038 272.5)
-
Step 300
300
#B0BFED
oklch(80.9% 0.067 270.7)
-
Step 400
400
#889CE5
oklch(70.6% 0.11 271.7)
-
Step 500
500
#6B82DD
oklch(63% 0.139 271.2)
-
Step 600
600
#546ACA
oklch(55.6% 0.15 271.1)
-
Step 700
700
#4558AF
oklch(49.1% 0.14 271.2)
-
Step 800
800 (this color)
#3C4C92
oklch(44% 0.116 271.2)
-
Step 900
900
#303D71
oklch(37.6% 0.09 271)
-
Step 950
950
#1C2442
oklch(26.9% 0.057 270.9)
#3C4C92 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) | #2B5595 | 0.028 |
| Deuteranopia (no green cones) | #1E4D91 | 0.031 |
| Tritanopia (no blue cones) | #005C68 | 0.104 |
| Achromatopsia (no color) | #515151 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C4C92
#3C4C92
oklch(44% 0.116 271.2)
- #655000
#655000
oklch(44% 0.09 91.3)
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 #3C4C92, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.031
- Blueberry #464196 ΔE 0.032
- Twilight #4E518B ΔE 0.033
- Cobalt #1E488F ΔE 0.037
- Dark Slate Blue #483D8B ΔE 0.041
- Denim Blue #3B5B92 ΔE 0.043
- Light Navy #155084 ΔE 0.046
- Light Navy Blue #2E5A88 ΔE 0.048
Use #3C4C92 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.