#00395E
Closest named color: Marine Blue (#01386A). oklch(33.3% 0.084 245.1), rgb(0, 57, 94).
Aa
White text reads best on this color (12.02:1).
About this color
#00395E is a dark, moderately saturated blue. In OKLCH its lightness is 33%, its chroma 0.084 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Marine Blue (#01386A), ΔE 0.022 away. White text reads best on it, at 12.02:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Marine Blue (#01386A) |
| Black text | 1.74:1 |
| White text | 12.02:1 |
Values
| HEX | #00395E |
| RGB | rgb(0, 57, 94) |
| HSL | hsl(204, 100%, 18%) |
| OKLCH | oklch(33.3% 0.084 245.1) |
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 #00395E | 12.02:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #00395E | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #00395E text on white | 12.02:1 | AAA | Lc 97.0 | Preferred for body text |
| #00395E text on black | 1.74:1 | Fails | Lc 0.0 | 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 900.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0EBF6
oklch(93.5% 0.019 248)
-
Step 200
200
#C7DCEF
oklch(88.5% 0.035 245.5)
-
Step 300
300
#9FC6E7
oklch(81% 0.063 244.2)
-
Step 400
400
#68A7DB
oklch(70.7% 0.1 244.8)
-
Step 500
500
#3990D2
oklch(63.1% 0.129 245)
-
Step 600
600
#0179BF
oklch(55.7% 0.14 245)
-
Step 700
700
#0065A1
oklch(49% 0.124 245.1)
-
Step 800
800
#005385
oklch(42.7% 0.107 244.8)
-
Step 900
900 (this color)
#00395E
oklch(33.3% 0.084 245.1)
-
Step 950
950
#0C293F
oklch(27.1% 0.054 244.7)
#00395E 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) | #273B60 | 0.034 |
| Deuteranopia (no green cones) | #19335D | 0.023 |
| Tritanopia (no blue cones) | #004247 | 0.057 |
| Achromatopsia (no color) | #363636 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00395E
#00395E
oklch(33.3% 0.084 245.1)
- #502D00
#502D00
oklch(33.4% 0.075 65.5)
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 #00395E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine Blue #01386A ΔE 0.022
- Prussian Blue #1D3557 ΔE 0.023
- Midnight Green #073B4C ΔE 0.035
- Marine #042E60 ΔE 0.035
- Dark Blue Grey #1F3B4D ΔE 0.039
- Twilight Blue #0A437A ΔE 0.055
- Gunmetal #293241 ΔE 0.059
- Dark Grey Blue #29465B ΔE 0.059
Use #00395E 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.