#3446B9
Closest named color: Blue Blue (#2242C7). oklch(45.4% 0.181 270.5), rgb(52, 70, 185).
Aa
White text reads best on this color (7.71:1).
About this color
#3446B9 is a medium-dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.181 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.030 away. White text reads best on it, at 7.71:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.181) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.72:1 |
| White text | 7.71:1 |
Values
| HEX | #3446B9 |
| RGB | rgb(52, 70, 185) |
| HSL | hsl(232, 56%, 46%) |
| OKLCH | oklch(45.4% 0.181 270.5) |
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 #3446B9 | 7.71:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #3446B9 | 2.72:1 | Fails | Lc 17.8 | Dividers and decoration only |
| #3446B9 text on white | 7.71:1 | AAA | Lc 86.2 | Fine for body text |
| #3446B9 text on black | 2.72:1 | Fails | Lc -15.8 | 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 800.
-
Step 50
50
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E2E9FF
oklch(93.5% 0.031 271.7)
-
Step 200
200
#CBD8FF
oklch(88.5% 0.056 270.7)
-
Step 300
300
#A9BEFF
oklch(80.9% 0.095 270.4)
-
Step 400
400
#7D99FF
oklch(70.7% 0.152 270.5)
-
Step 500
500
#5E7BFF
oklch(63.1% 0.198 270.4)
-
Step 600
600
#455BFA
oklch(55.6% 0.235 270.4)
-
Step 700
700
#3849DA
oklch(49.2% 0.219 270.5)
-
Step 800
800 (this color)
#3446B9
oklch(45.4% 0.181 270.5)
-
Step 900
900
#27368B
oklch(37.6% 0.142 270.4)
-
Step 950
950
#172151
oklch(27% 0.089 270.5)
#3446B9 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) | #0059BD | 0.050 |
| Deuteranopia (no green cones) | #004DB7 | 0.034 |
| Tritanopia (no blue cones) | #006379 | 0.143 |
| Achromatopsia (no color) | #535353 | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3446B9
#3446B9
oklch(45.4% 0.181 270.5)
- #6A5300
#6A5300
oklch(45.3% 0.093 90.1)
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 #3446B9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.030
- Majorelle Blue #3F37C9 ΔE 0.039
- Sapphire #2138AB ΔE 0.048
- Blue With A Hint Of Purple #533CC6 ΔE 0.050
- Blurple #5539CC ΔE 0.058
- Blueberry #464196 ΔE 0.061
- Bluey Purple #6241C7 ΔE 0.071
- Cobalt #1E488F ΔE 0.073
Use #3446B9 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.