#415AAC
Closest named color: Denim Blue (#3B5B92). oklch(49.1% 0.134 268.4), rgb(65, 90, 172).
Aa
White text reads best on this color (6.39:1).
About this color
#415AAC is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.134 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Denim Blue (#3B5B92), ΔE 0.044 away. White text reads best on it, at 6.39:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.134) |
| Temperature | cool |
| Nearest name | Denim Blue (#3B5B92) |
| Black text | 3.28:1 |
| White text | 6.39:1 |
Values
| HEX | #415AAC |
| RGB | rgb(65, 90, 172) |
| HSL | hsl(226, 45%, 46%) |
| OKLCH | oklch(49.1% 0.134 268.4) |
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 #415AAC | 6.39:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #415AAC | 3.28:1 | AA large text | Lc 22.5 | Dividers and decoration only |
| #415AAC text on white | 6.39:1 | AA | Lc 81.5 | Fine for body text |
| #415AAC text on black | 3.28:1 | AA large text | Lc -20.3 | 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
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CFD9F2
oklch(88.5% 0.036 268.3)
-
Step 300
300
#AFC0EC
oklch(81% 0.065 268.4)
-
Step 400
400
#859EE2
oklch(70.7% 0.104 268.2)
-
Step 500
500
#6884D9
oklch(63% 0.132 268.7)
-
Step 600
600
#506CC7
oklch(55.5% 0.145 268.5)
-
Step 700
700 (this color)
#415AAC
oklch(49.1% 0.134 268.4)
-
Step 800
800
#364A8B
oklch(42.7% 0.11 268.6)
-
Step 900
900
#2E3E6F
oklch(37.6% 0.086 268.4)
-
Step 950
950
#1B2541
oklch(27% 0.054 267.8)
#415AAC 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) | #3164AF | 0.029 |
| Deuteranopia (no green cones) | #1F5AAA | 0.032 |
| Tritanopia (no blue cones) | #006D7A | 0.116 |
| Achromatopsia (no color) | #5F5F5F | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #415AAC
#415AAC
oklch(49.1% 0.134 268.4)
- #785D00
#785D00
oklch(49.2% 0.101 88.9)
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 #415AAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim Blue #3B5B92 ΔE 0.044
- Dusky Blue #475F94 ΔE 0.044
- Mid Blue #276AB3 ΔE 0.045
- French Blue #436BAD ΔE 0.047
- Twilight #4E518B ΔE 0.056
- Iris #6258C4 ΔE 0.060
- Dusk Blue #26538D ΔE 0.062
- Denim #3B638C ΔE 0.063
Use #415AAC 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.