#004D96
Closest named color: Cobalt (#1E488F). oklch(42.4% 0.136 254.3), rgb(0, 77, 150).
Aa
White text reads best on this color (8.39:1).
About this color
#004D96 is a dark, moderately saturated blue. In OKLCH its lightness is 42%, its chroma 0.136 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.020 away. White text reads best on it, at 8.39:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.136) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.50:1 |
| White text | 8.39:1 |
Values
| HEX | #004D96 |
| RGB | rgb(0, 77, 150) |
| HSL | hsl(209, 100%, 29%) |
| OKLCH | oklch(42.4% 0.136 254.3) |
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 #004D96 | 8.39:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #004D96 | 2.50:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #004D96 text on white | 8.39:1 | AAA | Lc 88.2 | Fine for body text |
| #004D96 text on black | 2.50:1 | Fails | Lc -13.9 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBF9
oklch(93.6% 0.022 254.4)
-
Step 200
200
#C6DBF7
oklch(88.5% 0.045 255.6)
-
Step 300
300
#9DC4F4
oklch(80.9% 0.08 253.9)
-
Step 400
400
#66A3EE
oklch(70.6% 0.128 254.4)
-
Step 500
500
#388AE9
oklch(63.1% 0.163 254.4)
-
Step 600
600
#0472D7
oklch(55.7% 0.177 254.2)
-
Step 700
700
#005FB7
oklch(49.1% 0.158 254.4)
-
Step 800
800 (this color)
#004D96
oklch(42.4% 0.136 254.3)
-
Step 900
900
#104178
oklch(37.6% 0.107 254.6)
-
Step 950
950
#0C2746
oklch(27.1% 0.066 254)
#004D96 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) | #225499 | 0.029 |
| Deuteranopia (no green cones) | #004895 | 0.014 |
| Tritanopia (no blue cones) | #005F6A | 0.101 |
| Achromatopsia (no color) | #4D4D4D | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004D96
#004D96
oklch(42.4% 0.136 254.3)
- #6B4600
#6B4600
oklch(42.6% 0.09 74.7)
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 #004D96, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.020
- Light Navy #155084 ΔE 0.033
- Dusk Blue #26538D ΔE 0.033
- Deep Sea Blue #015482 ΔE 0.042
- Twilight Blue #0A437A ΔE 0.052
- Light Navy Blue #2E5A88 ΔE 0.058
- Sapphire #2138AB ΔE 0.063
- Denim Blue #3B5B92 ΔE 0.064
Use #004D96 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.