#073157
Closest named color: Marine (#042E60). oklch(30.8% 0.081 250.8), rgb(7, 49, 87).
Aa
White text reads best on this color (13.24:1).
About this color
#073157 is a dark, moderately saturated blue. In OKLCH its lightness is 31%, its chroma 0.081 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.020 away. White text reads best on it, at 13.24:1.
| Hue family | Blues |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.58:1 |
| White text | 13.24:1 |
Values
| HEX | #073157 |
| RGB | rgb(7, 49, 87) |
| HSL | hsl(208, 85%, 18%) |
| OKLCH | oklch(30.8% 0.081 250.8) |
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 #073157 | 13.24:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #073157 | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #073157 text on white | 13.24:1 | AAA | Lc 99.2 | Preferred for body text |
| #073157 text on black | 1.58:1 | 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
#EFF6FE
oklch(97% 0.013 251.6)
-
Step 100
100
#DDECFC
oklch(93.7% 0.027 249.9)
-
Step 200
200
#C0DCFC
oklch(88.4% 0.053 251.9)
-
Step 300
300
#91C5FD
oklch(80.8% 0.097 250.9)
-
Step 400
400
#4DA5FC
oklch(70.7% 0.153 250.7)
-
Step 500
500
#008BF2
oklch(63% 0.183 250.9)
-
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
#004379
oklch(37.8% 0.109 250.7)
-
Step 950
950 (this color)
#073157
oklch(30.8% 0.081 250.8)
#073157 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) | #1E3459 | 0.024 |
| Deuteranopia (no green cones) | #112D56 | 0.013 |
| Tritanopia (no blue cones) | #003A3F | 0.060 |
| Achromatopsia (no color) | #303030 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #073157
#073157
oklch(30.8% 0.081 250.8)
- #452900
#452900
oklch(30.9% 0.067 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 #073157, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.020
- Prussian Blue #1D3557 ΔE 0.025
- Marine Blue #01386A ΔE 0.037
- Midnight Green #073B4C ΔE 0.043
- Dark Blue Grey #1F3B4D ΔE 0.048
- Space Cadet #2B2D42 ΔE 0.052
- Gunmetal #293241 ΔE 0.053
- Oxford Blue #1B263B ΔE 0.057
Use #073157 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.