#415BA3
Closest named color: Denim Blue (#3B5B92). oklch(48.7% 0.12 267), rgb(65, 91, 163).
Aa
White text reads best on this color (6.46:1).
About this color
#415BA3 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.120 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Denim Blue (#3B5B92), ΔE 0.029 away. White text reads best on it, at 6.46:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Denim Blue (#3B5B92) |
| Black text | 3.25:1 |
| White text | 6.46:1 |
Values
| HEX | #415BA3 |
| RGB | rgb(65, 91, 163) |
| HSL | hsl(224, 43%, 45%) |
| OKLCH | oklch(48.7% 0.12 267) |
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 #415BA3 | 6.46:1 | AA | Lc -87.0 | Fine for body text |
| Black text on #415BA3 | 3.25:1 | AA large text | Lc 22.2 | Dividers and decoration only |
| #415BA3 text on white | 6.46:1 | AA | Lc 81.9 | Fine for body text |
| #415BA3 text on black | 3.25:1 | AA large text | Lc -20.0 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF6
oklch(93.7% 0.017 267.8)
-
Step 200
200
#CFD9EF
oklch(88.4% 0.032 266.1)
-
Step 300
300
#B0C0E7
oklch(80.9% 0.058 267.6)
-
Step 400
400
#879FDB
oklch(70.7% 0.092 267.3)
-
Step 500
500
#6986D1
oklch(63.1% 0.118 267)
-
Step 600
600
#516FBE
oklch(55.7% 0.128 266.6)
-
Step 700
700 (this color)
#415BA3
oklch(48.7% 0.12 267)
-
Step 800
800
#364C85
oklch(42.8% 0.099 266.4)
-
Step 900
900
#2F3F6B
oklch(37.6% 0.078 267.5)
-
Step 950
950
#1C253E
oklch(26.9% 0.049 268)
#415BA3 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) | #3B63A6 | 0.022 |
| Deuteranopia (no green cones) | #2D5AA1 | 0.022 |
| Tritanopia (no blue cones) | #006B77 | 0.105 |
| Achromatopsia (no color) | #5E5E5E | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #415BA3
#415BA3
oklch(48.7% 0.12 267)
- #785B00
#785B00
oklch(48.8% 0.1 86.9)
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 #415BA3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim Blue #3B5B92 ΔE 0.029
- Dusky Blue #475F94 ΔE 0.030
- Twilight #4E518B ΔE 0.045
- French Blue #436BAD ΔE 0.045
- Mid Blue #276AB3 ΔE 0.046
- Denim #3B638C ΔE 0.049
- Light Navy Blue #2E5A88 ΔE 0.050
- Dusk Blue #26538D ΔE 0.052
Use #415BA3 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.