#3A628E
Closest named color: Denim (#3B638C). oklch(48.7% 0.084 252), rgb(58, 98, 142).
Aa
White text reads best on this color (6.32:1).
About this color
#3A628E is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.084 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.005 away. White text reads best on it, at 6.32:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.31:1 |
| White text | 6.32:1 |
Values
| HEX | #3A628E |
| RGB | rgb(58, 98, 142) |
| HSL | hsl(211, 42%, 39%) |
| OKLCH | oklch(48.7% 0.084 252) |
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 #3A628E | 6.32:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #3A628E | 3.31:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #3A628E text on white | 6.32:1 | AA | Lc 81.3 | Fine for body text |
| #3A628E text on black | 3.31:1 | AA large text | Lc -20.5 | 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 700.
-
Step 50
50
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF2
oklch(93.7% 0.012 248)
-
Step 200
200
#CFDAE8
oklch(88.4% 0.023 254.4)
-
Step 300
300
#AEC3DB
oklch(80.9% 0.041 251.8)
-
Step 400
400
#83A4C9
oklch(70.8% 0.066 251.6)
-
Step 500
500
#648DBB
oklch(63.2% 0.083 252)
-
Step 600
600
#4A76A7
oklch(55.5% 0.091 252.1)
-
Step 700
700 (this color)
#3A628E
oklch(48.7% 0.084 252)
-
Step 800
800
#315174
oklch(42.7% 0.07 251.7)
-
Step 900
900
#2C435E
oklch(37.7% 0.055 253.1)
-
Step 950
950
#1A2837
oklch(27.1% 0.034 250.8)
#3A628E 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) | #506490 | 0.028 |
| Deuteranopia (no green cones) | #455C8D | 0.020 |
| Tritanopia (no blue cones) | #006C72 | 0.071 |
| Achromatopsia (no color) | #606060 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A628E
#3A628E
oklch(48.7% 0.084 252)
- #7D5723
#7D5723
oklch(48.7% 0.084 71.8)
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 #3A628E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.005
- Dusky Blue #475F94 ΔE 0.021
- Denim Blue #3B5B92 ΔE 0.023
- Light Navy Blue #2E5A88 ΔE 0.029
- Peacock Blue #016795 ΔE 0.033
- YInMn Blue #415A77 ΔE 0.039
- Dusk #4E5481 ΔE 0.045
- Muted Blue #3B719F ΔE 0.047
Use #3A628E 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.