#4152A5
Closest named color: Denim Blue (#3B5B92). oklch(47% 0.134 271.6), rgb(65, 82, 165).
Aa
White text reads best on this color (7.05:1).
About this color
#4152A5 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.134 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Denim Blue (#3B5B92), ΔE 0.043 away. White text reads best on it, at 7.05:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.134) |
| Temperature | cool |
| Nearest name | Denim Blue (#3B5B92) |
| Black text | 2.97:1 |
| White text | 7.05:1 |
Values
| HEX | #4152A5 |
| RGB | rgb(65, 82, 165) |
| HSL | hsl(230, 43%, 45%) |
| OKLCH | oklch(47% 0.134 271.6) |
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 #4152A5 | 7.05:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #4152A5 | 2.97:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #4152A5 text on white | 7.05:1 | AAA | Lc 84.2 | Fine for body text |
| #4152A5 text on black | 2.97:1 | Fails | Lc -17.8 | 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 700.
-
Step 50
50
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5E9F7
oklch(93.5% 0.019 273.2)
-
Step 200
200
#D0D8F2
oklch(88.4% 0.037 272)
-
Step 300
300
#B1BFEC
oklch(80.9% 0.066 271.4)
-
Step 400
400
#899DE2
oklch(70.8% 0.104 271.2)
-
Step 500
500
#6D83D9
oklch(63.1% 0.132 271.4)
-
Step 600
600
#566BC7
oklch(55.7% 0.144 271.4)
-
Step 700
700 (this color)
#4152A5
oklch(47% 0.134 271.6)
-
Step 800
800
#3A498B
oklch(42.8% 0.11 271.4)
-
Step 900
900
#313D6F
oklch(37.6% 0.087 271.5)
-
Step 950
950
#1D2441
oklch(26.9% 0.055 272)
#4152A5 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) | #265DA8 | 0.036 |
| Deuteranopia (no green cones) | #1254A3 | 0.041 |
| Tritanopia (no blue cones) | #006573 | 0.118 |
| Achromatopsia (no color) | #595959 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4152A5
#4152A5
oklch(47% 0.134 271.6)
- #6E5800
#6E5800
oklch(46.9% 0.096 91.9)
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 #4152A5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim Blue #3B5B92 ΔE 0.043
- Twilight #4E518B ΔE 0.045
- Blueberry #464196 ΔE 0.048
- Dusky Blue #475F94 ΔE 0.051
- Dusk Blue #26538D ΔE 0.051
- Light Navy Blue #2E5A88 ΔE 0.060
- Cobalt #1E488F ΔE 0.062
- Dusk #4E5481 ΔE 0.062
Use #4152A5 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.