#3A4977
Closest named color: Light Navy (#155084). oklch(41.5% 0.08 269.1), rgb(58, 73, 119).
Aa
White text reads best on this color (8.75:1).
About this color
#3A4977 is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.080 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.040 away. White text reads best on it, at 8.75:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.39:1 |
| White text | 8.75:1 |
Values
| HEX | #3A4977 |
| RGB | rgb(58, 73, 119) |
| HSL | hsl(225, 34%, 35%) |
| OKLCH | oklch(41.5% 0.08 269.1) |
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 #3A4977 | 8.75:1 | AAA | Lc -94.4 | Preferred for body text |
| Black text on #3A4977 | 2.39:1 | Fails | Lc 14.1 | Not readable |
| #3A4977 text on white | 8.75:1 | AAA | Lc 89.9 | Fine for body text |
| #3A4977 text on black | 2.39:1 | Fails | Lc -12.4 | 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
#D2D9EB
oklch(88.5% 0.026 268.8)
-
Step 300
300
#B4C0E0
oklch(80.9% 0.047 269.1)
-
Step 400
400
#8E9FD0
oklch(70.7% 0.075 269.6)
-
Step 500
500
#7287C3
oklch(63.1% 0.094 268.9)
-
Step 600
600
#5B70B0
oklch(55.7% 0.103 269.1)
-
Step 700
700
#4A5D97
oklch(49% 0.096 268.9)
-
Step 800
800 (this color)
#3A4977
oklch(41.5% 0.08 269.1)
-
Step 900
900
#344063
oklch(37.8% 0.062 268.9)
-
Step 950
950
#1F263A
oklch(27.2% 0.039 269)
#3A4977 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) | #374E79 | 0.015 |
| Deuteranopia (no green cones) | #314876 | 0.013 |
| Tritanopia (no blue cones) | #21535A | 0.072 |
| Achromatopsia (no color) | #4B4B4B | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A4977
#3A4977
oklch(41.5% 0.08 269.1)
- #5D490B
#5D490B
oklch(41.5% 0.079 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 #3A4977, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.040
- Dusk Blue #26538D ΔE 0.044
- Dusk #4E5481 ΔE 0.047
- Deep Sea Blue #015482 ΔE 0.049
- Twilight #4E518B ΔE 0.050
- Cobalt #1E488F ΔE 0.050
- Twilight Blue #0A437A ΔE 0.052
- Light Navy Blue #2E5A88 ΔE 0.052
Use #3A4977 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.