#072C4E
Closest named color: Marine (#042E60). oklch(28.8% 0.074 250.7), rgb(7, 44, 78).
Aa
White text reads best on this color (14.19:1).
About this color
#072C4E is a dark, moderately saturated blue. In OKLCH its lightness is 29%, its chroma 0.074 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.032 away. White text reads best on it, at 14.19:1.
| Hue family | Blues |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.47:1 |
| White text | 14.19:1 |
Values
| HEX | #072C4E |
| RGB | rgb(7, 44, 78) |
| HSL | hsl(209, 84%, 17%) |
| OKLCH | oklch(28.8% 0.074 250.7) |
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 #072C4E | 14.19:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #072C4E | 1.47:1 | Fails | Lc 0.0 | Not readable |
| #072C4E text on white | 14.19:1 | AAA | Lc 100.6 | Preferred for body text |
| #072C4E text on black | 1.47:1 | 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
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DEECFB
oklch(93.7% 0.025 250)
-
Step 200
200
#C2DCF9
oklch(88.5% 0.049 251.2)
-
Step 300
300
#96C5F8
oklch(80.9% 0.088 251)
-
Step 400
400
#57A5F5
oklch(70.7% 0.141 251)
-
Step 500
500
#098CF1
oklch(63.2% 0.18 250.7)
-
Step 600
600
#0075CD
oklch(55.6% 0.161 250.9)
-
Step 700
700
#0062AD
oklch(49.1% 0.142 250.8)
-
Step 800
800
#00508F
oklch(42.6% 0.123 250.8)
-
Step 900
900
#004378
oklch(37.8% 0.108 250.3)
-
Step 950
950 (this color)
#072C4E
oklch(28.8% 0.074 250.7)
#072C4E 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) | #1B2E4F | 0.021 |
| Deuteranopia (no green cones) | #10284D | 0.013 |
| Tritanopia (no blue cones) | #003439 | 0.054 |
| Achromatopsia (no color) | #2B2B2B | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #072C4E
#072C4E
oklch(28.8% 0.074 250.7)
- #3E2500
#3E2500
oklch(28.9% 0.062 71.5)
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 #072C4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.032
- Oxford Blue #1B263B ΔE 0.039
- Prussian Blue #1D3557 ΔE 0.041
- Space Cadet #2B2D42 ΔE 0.048
- Midnight Green #073B4C ΔE 0.052
- Gunmetal #293241 ΔE 0.053
- Dark #1B2431 ΔE 0.056
- Marine Blue #01386A ΔE 0.058
Use #072C4E 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.