#16275B
Closest named color: Marine (#042E60). oklch(29.2% 0.096 266.7), rgb(22, 39, 91).
Aa
White text reads best on this color (14.23:1).
About this color
#16275B is a dark, moderately saturated blue. In OKLCH its lightness is 29%, its chroma 0.096 and its hue 267°. 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 14.23:1.
| Hue family | Blues |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.47:1 |
| White text | 14.23:1 |
Values
| HEX | #16275B |
| RGB | rgb(22, 39, 91) |
| HSL | hsl(225, 61%, 22%) |
| OKLCH | oklch(29.2% 0.096 266.7) |
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 #16275B | 14.23:1 | AAA | Lc -103.7 | Preferred for body text |
| Black text on #16275B | 1.47:1 | Fails | Lc 0.0 | Not readable |
| #16275B text on white | 14.23:1 | AAA | Lc 100.7 | Preferred for body text |
| #16275B 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
#F1F5FF
oklch(97% 0.014 268.5)
-
Step 100
100
#E1EAFF
oklch(93.7% 0.03 267.2)
-
Step 200
200
#C8D9FF
oklch(88.5% 0.056 266.2)
-
Step 300
300
#A5BFFF
oklch(80.9% 0.095 267.2)
-
Step 400
400
#759BFF
oklch(70.6% 0.153 266.8)
-
Step 500
500
#537EFF
oklch(63.1% 0.197 266.8)
-
Step 600
600
#345CFF
oklch(55.5% 0.245 266.9)
-
Step 700
700
#2648E3
oklch(49.1% 0.235 266.7)
-
Step 800
800
#203DB7
oklch(42.7% 0.194 266.7)
-
Step 900
900
#1D3690
oklch(37.6% 0.152 266.7)
-
Step 950
950 (this color)
#16275B
oklch(29.2% 0.096 266.7)
#16275B 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) | #042E5D | 0.023 |
| Deuteranopia (no green cones) | #00285A | 0.019 |
| Tritanopia (no blue cones) | #00333C | 0.077 |
| Achromatopsia (no color) | #2B2B2B | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #16275B
#16275B
oklch(29.2% 0.096 266.7)
- #392900
#392900
oklch(29.2% 0.06 85.8)
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 #16275B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.023
- Prussian Blue #1D3557 ΔE 0.047
- Midnight Blue #191970 ΔE 0.049
- Marine Blue #01386A ΔE 0.053
- Oxford Blue #1B263B ΔE 0.059
- Space Cadet #2B2D42 ΔE 0.061
- Dark Indigo #1F0954 ΔE 0.070
- Gunmetal #293241 ΔE 0.070
Use #16275B 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.