#072F4E
Closest named color: Marine (#042E60). oklch(29.7% 0.071 247.1), rgb(7, 47, 78).
Aa
White text reads best on this color (13.76:1).
About this color
#072F4E is a dark, moderately saturated blue. In OKLCH its lightness is 30%, its chroma 0.071 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.033 away. White text reads best on it, at 13.76:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.52:1 |
| White text | 13.76:1 |
Values
| HEX | #072F4E |
| RGB | rgb(7, 47, 78) |
| HSL | hsl(206, 84%, 17%) |
| OKLCH | oklch(29.7% 0.071 247.1) |
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 #072F4E | 13.76:1 | AAA | Lc -103.2 | Preferred for body text |
| Black text on #072F4E | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #072F4E text on white | 13.76:1 | AAA | Lc 100.0 | Preferred for body text |
| #072F4E text on black | 1.52:1 | 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
#DEECFA
oklch(93.7% 0.024 248.1)
-
Step 200
200
#C1DDF7
oklch(88.5% 0.047 246.4)
-
Step 300
300
#95C6F4
oklch(80.9% 0.083 247.3)
-
Step 400
400
#53A7EF
oklch(70.7% 0.134 247)
-
Step 500
500
#008EE7
oklch(63% 0.167 247.2)
-
Step 600
600
#0078C3
oklch(55.7% 0.146 246.8)
-
Step 700
700
#0064A5
oklch(49% 0.13 247.2)
-
Step 800
800
#005289
oklch(42.7% 0.113 247.3)
-
Step 900
900
#004473
oklch(37.7% 0.1 247.4)
-
Step 950
950 (this color)
#072F4E
oklch(29.7% 0.071 247.1)
#072F4E 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) | #20314F | 0.026 |
| Deuteranopia (no green cones) | #162A4D | 0.019 |
| Tritanopia (no blue cones) | #00363A | 0.050 |
| Achromatopsia (no color) | #2D2D2D | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #072F4E
#072F4E
oklch(29.7% 0.071 247.1)
- #422500
#422500
oklch(29.6% 0.065 66.8)
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 #072F4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.033
- Prussian Blue #1D3557 ΔE 0.034
- Oxford Blue #1B263B ΔE 0.042
- Midnight Green #073B4C ΔE 0.042
- Space Cadet #2B2D42 ΔE 0.045
- Gunmetal #293241 ΔE 0.046
- Dark Blue Grey #1F3B4D ΔE 0.049
- Marine Blue #01386A ΔE 0.053
Use #072F4E 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.