#004B82
Closest named color: Light Navy (#155084). oklch(40.5% 0.112 249.1), rgb(0, 75, 130).
Aa
White text reads best on this color (9.01:1).
About this color
#004B82 is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.112 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.019 away. White text reads best on it, at 9.01:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.32:1 |
| White text | 9.01:1 |
Values
| HEX | #004B82 |
| RGB | rgb(0, 75, 130) |
| HSL | hsl(205, 100%, 25%) |
| OKLCH | oklch(40.5% 0.112 249.1) |
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 #004B82 | 9.01:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #004B82 | 2.32:1 | Fails | Lc 13.9 | Not readable |
| #004B82 text on white | 9.01:1 | AAA | Lc 90.1 | Preferred for body text |
| #004B82 text on black | 2.32:1 | Fails | Lc -12.2 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C7DCF1
oklch(88.5% 0.037 248.2)
-
Step 300
300
#A0C5EA
oklch(80.9% 0.066 248.6)
-
Step 400
400
#6BA6DF
oklch(70.8% 0.104 248.7)
-
Step 500
500
#3F8ED6
oklch(63.1% 0.133 249)
-
Step 600
600
#1577C4
oklch(55.7% 0.145 249)
-
Step 700
700
#0163A9
oklch(49% 0.136 249.2)
-
Step 800
800 (this color)
#004B82
oklch(40.5% 0.112 249.1)
-
Step 900
900
#15446D
oklch(37.7% 0.086 248.8)
-
Step 950
950
#0E2840
oklch(27% 0.055 249)
#004B82 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) | #2F4F84 | 0.036 |
| Deuteranopia (no green cones) | #194481 | 0.021 |
| Tritanopia (no blue cones) | #005860 | 0.079 |
| Achromatopsia (no color) | #494949 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004B82
#004B82
oklch(40.5% 0.112 249.1)
- #673F00
#673F00
oklch(40.6% 0.088 69.7)
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 #004B82, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.019
- Twilight Blue #0A437A ΔE 0.025
- Deep Sea Blue #015482 ΔE 0.028
- Cobalt #1E488F ΔE 0.029
- Dusk Blue #26538D ΔE 0.039
- Light Navy Blue #2E5A88 ΔE 0.058
- Marine Blue #01386A ΔE 0.067
- Dark Grey Blue #29465B ΔE 0.067
Use #004B82 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.