#073F67
Closest named color: Marine Blue (#01386A). oklch(35.7% 0.088 246.5), rgb(7, 63, 103).
Aa
White text reads best on this color (10.96:1).
About this color
#073F67 is a dark, moderately saturated blue. In OKLCH its lightness is 36%, its chroma 0.088 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Marine Blue (#01386A), ΔE 0.024 away. White text reads best on it, at 10.96:1.
| Hue family | Blues |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Marine Blue (#01386A) |
| Black text | 1.91:1 |
| White text | 10.96:1 |
Values
| HEX | #073F67 |
| RGB | rgb(7, 63, 103) |
| HSL | hsl(205, 87%, 22%) |
| OKLCH | oklch(35.7% 0.088 246.5) |
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 #073F67 | 10.96:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #073F67 | 1.91:1 | Fails | Lc 9.0 | Not readable |
| #073F67 text on white | 10.96:1 | AAA | Lc 94.9 | Preferred for body text |
| #073F67 text on black | 1.91:1 | Fails | Lc -7.7 | 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 900.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0EBF6
oklch(93.5% 0.019 248)
-
Step 200
200
#C6DCF0
oklch(88.4% 0.036 245.7)
-
Step 300
300
#9FC5E9
oklch(80.8% 0.065 247.2)
-
Step 400
400
#67A7DE
oklch(70.7% 0.104 245.9)
-
Step 500
500
#388FD5
oklch(63% 0.134 246.6)
-
Step 600
600
#0078C2
oklch(55.6% 0.145 246.5)
-
Step 700
700
#0065A4
oklch(49.2% 0.127 246.3)
-
Step 800
800
#005288
oklch(42.7% 0.112 246.9)
-
Step 900
900 (this color)
#073F67
oklch(35.7% 0.088 246.5)
-
Step 950
950
#0C2840
oklch(26.9% 0.056 247.6)
#073F67 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) | #2C4169 | 0.034 |
| Deuteranopia (no green cones) | #1E3966 | 0.022 |
| Tritanopia (no blue cones) | #00494E | 0.062 |
| Achromatopsia (no color) | #3C3C3C | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #073F67
#073F67
oklch(35.7% 0.088 246.5)
- #573200
#573200
oklch(35.5% 0.079 66.3)
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 #073F67, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine Blue #01386A ΔE 0.024
- Twilight Blue #0A437A ΔE 0.034
- Prussian Blue #1D3557 ΔE 0.038
- Dark Grey Blue #29465B ΔE 0.045
- Dark Blue Grey #1F3B4D ΔE 0.046
- Midnight Green #073B4C ΔE 0.048
- Charcoal #264653 ΔE 0.052
- Marine #042E60 ΔE 0.054
Use #073F67 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.