#3A4874
Closest named color: Light Navy (#155084). oklch(41.1% 0.076 269.5), rgb(58, 72, 116).
Aa
White text reads best on this color (8.90:1).
About this color
#3A4874 is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.076 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.043 away. White text reads best on it, at 8.90:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.35:1 |
| White text | 8.90:1 |
Values
| HEX | #3A4874 |
| RGB | rgb(58, 72, 116) |
| HSL | hsl(226, 33%, 34%) |
| OKLCH | oklch(41.1% 0.076 269.5) |
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 #3A4874 | 8.90:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #3A4874 | 2.35:1 | Fails | Lc 13.7 | Not readable |
| #3A4874 text on white | 8.90:1 | AAA | Lc 90.3 | Preferred for body text |
| #3A4874 text on black | 2.35:1 | Fails | Lc -12.0 | Not readable |
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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF3
oklch(93.7% 0.013 266.7)
-
Step 200
200
#D2D9EA
oklch(88.5% 0.025 267.9)
-
Step 300
300
#B5C0DE
oklch(80.9% 0.044 269.5)
-
Step 400
400
#8F9FCE
oklch(70.7% 0.071 269.9)
-
Step 500
500
#7387C1
oklch(63.1% 0.091 269.1)
-
Step 600
600
#5C70AD
oklch(55.6% 0.098 269.3)
-
Step 700
700
#4C5D95
oklch(49% 0.092 270)
-
Step 800
800 (this color)
#3A4874
oklch(41.1% 0.076 269.5)
-
Step 900
900
#354061
oklch(37.7% 0.059 269.4)
-
Step 950
950
#1F2639
oklch(27.1% 0.037 268.4)
#3A4874 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) | #384C76 | 0.012 |
| Deuteranopia (no green cones) | #324773 | 0.012 |
| Tritanopia (no blue cones) | #235158 | 0.068 |
| Achromatopsia (no color) | #4A4A4A | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A4874
#3A4874
oklch(41.1% 0.076 269.5)
- #5B480F
#5B480F
oklch(41.1% 0.076 89.2)
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 #3A4874, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.043
- Dusk Blue #26538D ΔE 0.049
- Dark Grey Blue #29465B ΔE 0.050
- Dusk #4E5481 ΔE 0.051
- Twilight Blue #0A437A ΔE 0.051
- Deep Sea Blue #015482 ΔE 0.051
- Cobalt #1E488F ΔE 0.053
- Twilight #4E518B ΔE 0.054
Use #3A4874 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.