#3C4990
Closest named color: Blueberry (#464196). oklch(43.3% 0.117 272.8), rgb(60, 73, 144).
Aa
White text reads best on this color (8.24:1).
About this color
#3C4990 is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.117 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.027 away. White text reads best on it, at 8.24:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.117) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.54:1 |
| White text | 8.24:1 |
Values
| HEX | #3C4990 |
| RGB | rgb(60, 73, 144) |
| HSL | hsl(231, 41%, 40%) |
| OKLCH | oklch(43.3% 0.117 272.8) |
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 #3C4990 | 8.24:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #3C4990 | 2.54:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #3C4990 text on white | 8.24:1 | AAA | Lc 88.3 | Fine for body text |
| #3C4990 text on black | 2.54:1 | Fails | Lc -13.9 | 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
#E5E9F8
oklch(93.5% 0.021 274)
-
Step 200
200
#D0D8F3
oklch(88.5% 0.038 272.5)
-
Step 300
300
#B1BEEE
oklch(80.8% 0.07 272.9)
-
Step 400
400
#8A9CE5
oklch(70.8% 0.109 272.8)
-
Step 500
500
#6E81DD
oklch(63% 0.14 273)
-
Step 600
600
#5769CB
oklch(55.6% 0.152 272.7)
-
Step 700
700
#4757B0
oklch(49.1% 0.142 272.5)
-
Step 800
800 (this color)
#3C4990
oklch(43.3% 0.117 272.8)
-
Step 900
900
#323C72
oklch(37.6% 0.093 273.3)
-
Step 950
950
#1D2442
oklch(27% 0.057 272.2)
#3C4990 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) | #275293 | 0.031 |
| Deuteranopia (no green cones) | #1A4B8E | 0.035 |
| Tritanopia (no blue cones) | #065965 | 0.105 |
| Achromatopsia (no color) | #4F4F4F | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C4990
#3C4990
oklch(43.3% 0.117 272.8)
- #614E00
#614E00
oklch(43.1% 0.088 92.7)
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 #3C4990, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.027
- Cobalt #1E488F ΔE 0.034
- Dark Slate Blue #483D8B ΔE 0.034
- Dusk Blue #26538D ΔE 0.035
- Twilight #4E518B ΔE 0.038
- Light Navy #155084 ΔE 0.047
- Denim Blue #3B5B92 ΔE 0.051
- Dusk #4E5481 ΔE 0.052
Use #3C4990 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.