#3B5193
Closest named color: Dusk Blue (#26538D). oklch(45.1% 0.111 267.9), rgb(59, 81, 147).
Aa
White text reads best on this color (7.54:1).
About this color
#3B5193 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.111 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.025 away. White text reads best on it, at 7.54:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.78:1 |
| White text | 7.54:1 |
Values
| HEX | #3B5193 |
| RGB | rgb(59, 81, 147) |
| HSL | hsl(225, 43%, 40%) |
| OKLCH | oklch(45.1% 0.111 267.9) |
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 #3B5193 | 7.54:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #3B5193 | 2.78:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #3B5193 text on white | 7.54:1 | AAA | Lc 86.0 | Fine for body text |
| #3B5193 text on black | 2.78:1 | Fails | Lc -16.0 | 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 800.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CFD9F2
oklch(88.5% 0.036 268.3)
-
Step 300
300
#AEC0EC
oklch(80.9% 0.066 267.5)
-
Step 400
400
#859EE2
oklch(70.7% 0.104 268.2)
-
Step 500
500
#6785DA
oklch(63.2% 0.133 267.8)
-
Step 600
600
#4F6DC7
oklch(55.7% 0.144 267.7)
-
Step 700
700
#405AAC
oklch(49.1% 0.134 268)
-
Step 800
800 (this color)
#3B5193
oklch(45.1% 0.111 267.9)
-
Step 900
900
#2E3E6F
oklch(37.6% 0.086 268.4)
-
Step 950
950
#1B2541
oklch(27% 0.054 267.8)
#3B5193 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) | #335896 | 0.020 |
| Deuteranopia (no green cones) | #275192 | 0.022 |
| Tritanopia (no blue cones) | #00606B | 0.098 |
| Achromatopsia (no color) | #545454 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B5193
#3B5193
oklch(45.1% 0.111 267.9)
- #6B5200
#6B5200
oklch(45.2% 0.092 88.2)
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 #3B5193, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.025
- Twilight #4E518B ΔE 0.029
- Denim Blue #3B5B92 ΔE 0.029
- Light Navy Blue #2E5A88 ΔE 0.037
- Dusk #4E5481 ΔE 0.041
- Cobalt #1E488F ΔE 0.043
- Blueberry #464196 ΔE 0.044
- Dusky Blue #475F94 ΔE 0.045
Use #3B5193 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.