#415F8A
Closest named color: Denim (#3B638C). oklch(48.2% 0.078 257.4), rgb(65, 95, 138).
Aa
White text reads best on this color (6.50:1).
About this color
#415F8A is a medium-dark, moderately saturated blue. In OKLCH its lightness is 48%, its chroma 0.078 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.012 away. White text reads best on it, at 6.50:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.22:1 |
| White text | 6.50:1 |
Values
| HEX | #415F8A |
| RGB | rgb(65, 95, 138) |
| HSL | hsl(215, 36%, 40%) |
| OKLCH | oklch(48.2% 0.078 257.4) |
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 #415F8A | 6.50:1 | AA | Lc -87.2 | Fine for body text |
| Black text on #415F8A | 3.22:1 | AA large text | Lc 21.9 | Dividers and decoration only |
| #415F8A text on white | 6.50:1 | AA | Lc 82.1 | Fine for body text |
| #415F8A text on black | 3.22:1 | AA large text | Lc -19.7 | 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
#E5EAF1
oklch(93.5% 0.011 256.7)
-
Step 200
200
#D1DAE7
oklch(88.5% 0.02 257.5)
-
Step 300
300
#B2C2DA
oklch(81% 0.038 258.4)
-
Step 400
400
#89A2C7
oklch(70.6% 0.061 258.1)
-
Step 500
500
#6C8BB8
oklch(63.1% 0.077 257.6)
-
Step 600
600
#5375A4
oklch(55.7% 0.083 256.6)
-
Step 700
700 (this color)
#415F8A
oklch(48.2% 0.078 257.4)
-
Step 800
800
#385072
oklch(42.7% 0.064 257.1)
-
Step 900
900
#30425C
oklch(37.6% 0.051 257.5)
-
Step 950
950
#1C2736
oklch(27% 0.032 256.3)
#415F8A 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) | #4E628C | 0.020 |
| Deuteranopia (no green cones) | #455B89 | 0.012 |
| Tritanopia (no blue cones) | #1D696E | 0.071 |
| Achromatopsia (no color) | #5E5E5E | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #415F8A
#415F8A
oklch(48.2% 0.078 257.4)
- #775825
#775825
oklch(48.2% 0.079 77.3)
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 #415F8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.012
- Dusky Blue #475F94 ΔE 0.019
- Denim Blue #3B5B92 ΔE 0.021
- Light Navy Blue #2E5A88 ΔE 0.027
- YInMn Blue #415A77 ΔE 0.031
- Dusk #4E5481 ΔE 0.034
- Dusty Grape #545775 ΔE 0.041
- Twilight #4E518B ΔE 0.043
Use #415F8A 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.