#3B52AF
Closest named color: Denim Blue (#3B5B92). oklch(47.3% 0.15 269.4), rgb(59, 82, 175).
Aa
White text reads best on this color (6.97:1).
About this color
#3B52AF is a medium-dark, vivid blue. In OKLCH its lightness is 47%, its chroma 0.150 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Denim Blue (#3B5B92), ΔE 0.056 away. White text reads best on it, at 6.97:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.150) |
| Temperature | cool |
| Nearest name | Denim Blue (#3B5B92) |
| Black text | 3.01:1 |
| White text | 6.97:1 |
Values
| HEX | #3B52AF |
| RGB | rgb(59, 82, 175) |
| HSL | hsl(228, 50%, 46%) |
| OKLCH | oklch(47.3% 0.15 269.4) |
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 #3B52AF | 6.97:1 | AA | Lc -88.8 | Fine for body text |
| Black text on #3B52AF | 3.01:1 | AA large text | Lc 20.2 | Dividers and decoration only |
| #3B52AF text on white | 6.97:1 | AA | Lc 83.8 | Fine for body text |
| #3B52AF text on black | 3.01:1 | AA large text | Lc -18.2 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF9
oklch(93.7% 0.021 268.4)
-
Step 200
200
#CED9F5
oklch(88.6% 0.04 268.5)
-
Step 300
300
#AEBFF1
oklch(80.9% 0.073 270.1)
-
Step 400
400
#839DE9
oklch(70.7% 0.116 268.9)
-
Step 500
500
#6682E3
oklch(63.1% 0.149 269.6)
-
Step 600
600
#4E6AD1
oklch(55.7% 0.162 269.2)
-
Step 700
700 (this color)
#3B52AF
oklch(47.3% 0.15 269.4)
-
Step 800
800
#344892
oklch(42.7% 0.124 269.2)
-
Step 900
900
#2D3D75
oklch(37.7% 0.098 269.3)
-
Step 950
950
#1A2444
oklch(26.9% 0.061 268.9)
#3B52AF 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) | #155FB2 | 0.040 |
| Deuteranopia (no green cones) | #0054AD | 0.039 |
| Tritanopia (no blue cones) | #006878 | 0.125 |
| Achromatopsia (no color) | #595959 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B52AF
#3B52AF
oklch(47.3% 0.15 269.4)
- #715800
#715800
oklch(47.3% 0.097 89.5)
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 #3B52AF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim Blue #3B5B92 ΔE 0.056
- Blueberry #464196 ΔE 0.056
- Dusk Blue #26538D ΔE 0.061
- Twilight #4E518B ΔE 0.062
- Blue Blue #2242C7 ΔE 0.062
- Dusky Blue #475F94 ΔE 0.063
- Mid Blue #276AB3 ΔE 0.064
- Blue With A Hint Of Purple #533CC6 ΔE 0.067
Use #3B52AF 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.