#38548D
Closest named color: Dusk Blue (#26538D). oklch(45.2% 0.1 263.2), rgb(56, 84, 141).
Aa
White text reads best on this color (7.44:1).
About this color
#38548D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.100 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.019 away. White text reads best on it, at 7.44:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.82:1 |
| White text | 7.44:1 |
Values
| HEX | #38548D |
| RGB | rgb(56, 84, 141) |
| HSL | hsl(220, 43%, 39%) |
| OKLCH | oklch(45.2% 0.1 263.2) |
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 #38548D | 7.44:1 | AAA | Lc -90.5 | Preferred for body text |
| Black text on #38548D | 2.82:1 | Fails | Lc 18.3 | Dividers and decoration only |
| #38548D text on white | 7.44:1 | AAA | Lc 85.7 | Fine for body text |
| #38548D text on black | 2.82:1 | Fails | Lc -16.3 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E4EAF6
oklch(93.6% 0.017 264.5)
-
Step 200
200
#CEDAEF
oklch(88.6% 0.032 261.7)
-
Step 300
300
#ADC1E7
oklch(80.9% 0.058 263.2)
-
Step 400
400
#82A0DB
oklch(70.6% 0.093 263.4)
-
Step 500
500
#6388D1
oklch(63.1% 0.118 263)
-
Step 600
600
#4A70BE
oklch(55.5% 0.129 263.2)
-
Step 700
700
#3B5EA4
oklch(49.1% 0.12 262.8)
-
Step 800
800 (this color)
#38548D
oklch(45.2% 0.1 263.2)
-
Step 900
900
#2B406B
oklch(37.6% 0.079 263.4)
-
Step 950
950
#1A263E
oklch(27% 0.048 263.3)
#38548D 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) | #3C598F | 0.016 |
| Deuteranopia (no green cones) | #30528C | 0.012 |
| Tritanopia (no blue cones) | #006169 | 0.089 |
| Achromatopsia (no color) | #555555 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #38548D
#38548D
oklch(45.2% 0.1 263.2)
- #6F5000
#6F5000
oklch(45.2% 0.093 82.7)
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 #38548D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.019
- Denim Blue #3B5B92 ΔE 0.021
- Light Navy Blue #2E5A88 ΔE 0.023
- Twilight #4E518B ΔE 0.029
- Dusk #4E5481 ΔE 0.034
- Light Navy #155084 ΔE 0.039
- Dusky Blue #475F94 ΔE 0.040
- Deep Sea Blue #015482 ΔE 0.044
Use #38548D 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.