#172760
Closest named color: Marine (#042E60). oklch(29.7% 0.103 267.7), rgb(23, 39, 96).
Aa
White text reads best on this color (14.04:1).
About this color
#172760 is a dark, moderately saturated blue. In OKLCH its lightness is 30%, its chroma 0.103 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.023 away. White text reads best on it, at 14.04:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.49:1 |
| White text | 14.04:1 |
Values
| HEX | #172760 |
| RGB | rgb(23, 39, 96) |
| HSL | hsl(227, 61%, 23%) |
| OKLCH | oklch(29.7% 0.103 267.7) |
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 #172760 | 14.04:1 | AAA | Lc -103.5 | Preferred for body text |
| Black text on #172760 | 1.49:1 | Fails | Lc 0.0 | Not readable |
| #172760 text on white | 14.04:1 | AAA | Lc 100.4 | Preferred for body text |
| #172760 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
#F1F5FF
oklch(97% 0.014 268.5)
-
Step 100
100
#E1EAFF
oklch(93.7% 0.03 267.2)
-
Step 200
200
#C9D9FF
oklch(88.6% 0.055 267.2)
-
Step 300
300
#A6BFFF
oklch(80.9% 0.095 267.8)
-
Step 400
400
#779BFF
oklch(70.7% 0.152 267.5)
-
Step 500
500
#567DFF
oklch(63% 0.198 267.8)
-
Step 600
600
#395BFF
oklch(55.6% 0.245 267.9)
-
Step 700
700
#2941ED
oklch(49.1% 0.254 267.7)
-
Step 800
800
#2138BF
oklch(42.7% 0.21 267.6)
-
Step 900
900
#1E3396
oklch(37.6% 0.163 267.9)
-
Step 950
950 (this color)
#172760
oklch(29.7% 0.103 267.7)
#172760 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) | #002F62 | 0.026 |
| Deuteranopia (no green cones) | #00285F | 0.020 |
| Tritanopia (no blue cones) | #00353F | 0.083 |
| Achromatopsia (no color) | #2C2C2C | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #172760
#172760
oklch(29.7% 0.103 267.7)
- #3A2B00
#3A2B00
oklch(29.8% 0.061 88)
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 #172760, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.023
- Midnight Blue #191970 ΔE 0.043
- Prussian Blue #1D3557 ΔE 0.049
- Marine Blue #01386A ΔE 0.050
- Space Cadet #2B2D42 ΔE 0.067
- Oxford Blue #1B263B ΔE 0.068
- Dark Indigo #1F0954 ΔE 0.071
- Gunmetal #293241 ΔE 0.076
Use #172760 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.