#0D344D
Closest named color: Midnight Green (#073B4C). oklch(31.2% 0.062 241.3), rgb(13, 52, 77).
Aa
White text reads best on this color (12.99:1).
About this color
#0D344D is a dark, muted blue. In OKLCH its lightness is 31%, its chroma 0.062 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.024 away. White text reads best on it, at 12.99:1.
| Hue family | Blues |
| Lightness | dark (31%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.61:1 |
| White text | 12.99:1 |
Values
| HEX | #0D344D |
| RGB | rgb(13, 52, 77) |
| HSL | hsl(203, 71%, 18%) |
| OKLCH | oklch(31.2% 0.062 241.3) |
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 #0D344D | 12.99:1 | AAA | Lc -102.3 | Preferred for body text |
| Black text on #0D344D | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #0D344D text on white | 12.99:1 | AAA | Lc 99.0 | Preferred for body text |
| #0D344D text on black | 1.61:1 | 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 950.
-
Step 50
50
#F0F6FC
oklch(97% 0.01 247.9)
-
Step 100
100
#DEECF7
oklch(93.6% 0.021 241.4)
-
Step 200
200
#C2DDF2
oklch(88.4% 0.041 241.4)
-
Step 300
300
#96C7EC
oklch(80.8% 0.074 241.4)
-
Step 400
400
#56A9E3
oklch(70.7% 0.117 241.6)
-
Step 500
500
#0092DA
oklch(63.1% 0.148 241.4)
-
Step 600
600
#007BB8
oklch(55.7% 0.13 241.1)
-
Step 700
700
#00679B
oklch(49.1% 0.115 241)
-
Step 800
800
#005480
oklch(42.6% 0.1 241.3)
-
Step 900
900
#00466C
oklch(37.7% 0.089 241.5)
-
Step 950
950 (this color)
#0D344D
oklch(31.2% 0.062 241.3)
#0D344D 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) | #28344E | 0.030 |
| Deuteranopia (no green cones) | #202E4D | 0.026 |
| Tritanopia (no blue cones) | #003A3D | 0.041 |
| Achromatopsia (no color) | #313131 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D344D
#0D344D
oklch(31.2% 0.062 241.3)
- #47280A
#47280A
oklch(31.1% 0.062 60.5)
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 #0D344D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.024
- Prussian Blue #1D3557 ΔE 0.025
- Dark Blue Grey #1F3B4D ΔE 0.031
- Gunmetal #293241 ΔE 0.035
- Space Cadet #2B2D42 ΔE 0.040
- Marine #042E60 ΔE 0.043
- Oxford Blue #1B263B ΔE 0.050
- Marine Blue #01386A ΔE 0.051
Use #0D344D 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.