#072C4B
Closest named color: Oxford Blue (#1B263B). oklch(28.6% 0.07 248.7), rgb(7, 44, 75).
Aa
White text reads best on this color (14.27:1).
About this color
#072C4B is a dark, muted blue. In OKLCH its lightness is 29%, its chroma 0.070 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.035 away. White text reads best on it, at 14.27:1.
| Hue family | Blues |
| Lightness | dark (29%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.47:1 |
| White text | 14.27:1 |
Values
| HEX | #072C4B |
| RGB | rgb(7, 44, 75) |
| HSL | hsl(207, 83%, 16%) |
| OKLCH | oklch(28.6% 0.07 248.7) |
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 #072C4B | 14.27:1 | AAA | Lc -103.7 | Preferred for body text |
| Black text on #072C4B | 1.47:1 | Fails | Lc 0.0 | Not readable |
| #072C4B text on white | 14.27:1 | AAA | Lc 100.7 | Preferred for body text |
| #072C4B 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
#DEECFA
oklch(93.7% 0.024 248.1)
-
Step 200
200
#C2DCF7
oklch(88.4% 0.047 249.4)
-
Step 300
300
#97C6F4
oklch(81% 0.082 248.3)
-
Step 400
400
#58A6EF
oklch(70.7% 0.132 248.8)
-
Step 500
500
#0E8DE9
oklch(63% 0.169 248.7)
-
Step 600
600
#0077C7
oklch(55.7% 0.152 248.5)
-
Step 700
700
#0064A8
oklch(49.2% 0.133 248.3)
-
Step 800
800
#00518B
oklch(42.6% 0.117 248.8)
-
Step 900
900
#004475
oklch(37.8% 0.103 248.3)
-
Step 950
950 (this color)
#072C4B
oklch(28.6% 0.07 248.7)
#072C4B 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) | #1D2E4C | 0.024 |
| Deuteranopia (no green cones) | #13284A | 0.015 |
| Tritanopia (no blue cones) | #003337 | 0.050 |
| Achromatopsia (no color) | #2A2A2A | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #072C4B
#072C4B
oklch(28.6% 0.07 248.7)
- #3E2400
#3E2400
oklch(28.7% 0.062 69.6)
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 #072C4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.035
- Marine #042E60 ΔE 0.038
- Prussian Blue #1D3557 ΔE 0.043
- Space Cadet #2B2D42 ΔE 0.046
- Gunmetal #293241 ΔE 0.050
- Dark #1B2431 ΔE 0.051
- Midnight Green #073B4C ΔE 0.051
- Dark Blue Grey #1F3B4D ΔE 0.058
Use #072C4B 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.