#3D498F
Closest named color: Blueberry (#464196). oklch(43.3% 0.115 273.3), rgb(61, 73, 143).
Aa
White text reads best on this color (8.24:1).
About this color
#3D498F is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.115 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 (0.115) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.54:1 |
| White text | 8.24:1 |
Values
| HEX | #3D498F |
| RGB | rgb(61, 73, 143) |
| HSL | hsl(231, 40%, 40%) |
| OKLCH | oklch(43.3% 0.115 273.3) |
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 #3D498F | 8.24:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #3D498F | 2.54:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #3D498F text on white | 8.24:1 | AAA | Lc 88.3 | Fine for body text |
| #3D498F 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
#E5E9F7
oklch(93.5% 0.019 273.2)
-
Step 200
200
#D1D8F3
oklch(88.5% 0.038 274.1)
-
Step 300
300
#B2BEED
oklch(80.8% 0.068 273.6)
-
Step 400
400
#8B9CE4
oklch(70.8% 0.107 273.2)
-
Step 500
500
#6F81DC
oklch(63% 0.138 273.4)
-
Step 600
600
#5869CA
oklch(55.6% 0.15 273.1)
-
Step 700
700
#4957AE
oklch(49.1% 0.138 273.4)
-
Step 800
800 (this color)
#3D498F
oklch(43.3% 0.115 273.3)
-
Step 900
900
#333C71
oklch(37.6% 0.091 274)
-
Step 950
950
#1E2442
oklch(27.1% 0.056 273.5)
#3D498F 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) | #285292 | 0.031 |
| Deuteranopia (no green cones) | #1C4B8E | 0.035 |
| Tritanopia (no blue cones) | #0E5965 | 0.103 |
| Achromatopsia (no color) | #4F4F4F | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D498F
#3D498F
oklch(43.3% 0.115 273.3)
- #614F00
#614F00
oklch(43.3% 0.089 93.7)
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 #3D498F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.027
- Dark Slate Blue #483D8B ΔE 0.034
- Cobalt #1E488F ΔE 0.035
- Dusk Blue #26538D ΔE 0.036
- Twilight #4E518B ΔE 0.037
- Light Navy #155084 ΔE 0.047
- Denim Blue #3B5B92 ΔE 0.050
- Dusk #4E5481 ΔE 0.051
Use #3D498F 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.