#072D4F
Closest named color: Marine (#042E60). oklch(29.2% 0.074 250.2), rgb(7, 45, 79).
Aa
White text reads best on this color (14.02:1).
About this color
#072D4F is a dark, moderately saturated blue. In OKLCH its lightness is 29%, its chroma 0.074 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.030 away. White text reads best on it, at 14.02:1.
| Hue family | Blues |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.49:1 |
| White text | 14.02:1 |
Values
| HEX | #072D4F |
| RGB | rgb(7, 45, 79) |
| HSL | hsl(208, 84%, 17%) |
| OKLCH | oklch(29.2% 0.074 250.2) |
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 #072D4F | 14.02:1 | AAA | Lc -103.4 | Preferred for body text |
| Black text on #072D4F | 1.49:1 | Fails | Lc 0.0 | Not readable |
| #072D4F text on white | 14.02:1 | AAA | Lc 100.4 | Preferred for body text |
| #072D4F text on black | 1.49:1 | 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
#95C5F8
oklch(80.8% 0.089 250.5)
-
Step 400
400
#55A5F5
oklch(70.7% 0.142 250.5)
-
Step 500
500
#008CF0
oklch(63.1% 0.179 250.1)
-
Step 600
600
#0075CB
oklch(55.5% 0.159 250.4)
-
Step 700
700
#0063AC
oklch(49.2% 0.139 250)
-
Step 800
800
#00508E
oklch(42.6% 0.122 250.5)
-
Step 900
900
#004378
oklch(37.8% 0.108 250.3)
-
Step 950
950 (this color)
#072D4F
oklch(29.2% 0.074 250.2)
#072D4F 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) | #1C2F50 | 0.022 |
| Deuteranopia (no green cones) | #11294E | 0.014 |
| Tritanopia (no blue cones) | #00353A | 0.054 |
| Achromatopsia (no color) | #2C2C2C | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #072D4F
#072D4F
oklch(29.2% 0.074 250.2)
- #3F2500
#3F2500
oklch(29.1% 0.063 70.3)
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 #072D4F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.030
- Prussian Blue #1D3557 ΔE 0.037
- Oxford Blue #1B263B ΔE 0.041
- Space Cadet #2B2D42 ΔE 0.047
- Midnight Green #073B4C ΔE 0.049
- Gunmetal #293241 ΔE 0.051
- Marine Blue #01386A ΔE 0.055
- Dark Blue Grey #1F3B4D ΔE 0.056
Use #072D4F 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.