#16336A
Closest named color: Marine Blue (#01386A). oklch(33.3% 0.102 261.7), rgb(22, 51, 106).
Aa
White text reads best on this color (12.23:1).
About this color
#16336A is a dark, moderately saturated blue. In OKLCH its lightness is 33%, its chroma 0.102 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Marine Blue (#01386A), ΔE 0.018 away. White text reads best on it, at 12.23:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Marine Blue (#01386A) |
| Black text | 1.71:1 |
| White text | 12.23:1 |
Values
| HEX | #16336A |
| RGB | rgb(22, 51, 106) |
| HSL | hsl(219, 66%, 25%) |
| OKLCH | oklch(33.3% 0.102 261.7) |
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 #16336A | 12.23:1 | AAA | Lc -101.1 | Preferred for body text |
| Black text on #16336A | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #16336A text on white | 12.23:1 | AAA | Lc 97.6 | Preferred for body text |
| #16336A text on black | 1.71:1 | 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 900.
-
Step 50
50
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAF9
oklch(93.5% 0.022 263.2)
-
Step 200
200
#CADAF6
oklch(88.5% 0.042 261.7)
-
Step 300
300
#A5C1F3
oklch(80.8% 0.077 261.9)
-
Step 400
400
#75A0ED
oklch(70.7% 0.123 261.5)
-
Step 500
500
#5286E7
oklch(63.1% 0.157 261.7)
-
Step 600
600
#366DD6
oklch(55.5% 0.172 261.8)
-
Step 700
700
#295BB9
oklch(49.2% 0.158 261.5)
-
Step 800
800
#234B96
oklch(42.8% 0.131 261.5)
-
Step 900
900 (this color)
#16336A
oklch(33.3% 0.102 261.7)
-
Step 950
950
#142546
oklch(26.9% 0.066 262.3)
#16336A 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) | #13396C | 0.018 |
| Deuteranopia (no green cones) | #003269 | 0.016 |
| Tritanopia (no blue cones) | #004049 | 0.081 |
| Achromatopsia (no color) | #353535 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #16336A
#16336A
oklch(33.3% 0.102 261.7)
- #483200
#483200
oklch(33.4% 0.069 81.7)
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 #16336A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine Blue #01386A ΔE 0.018
- Marine #042E60 ΔE 0.028
- Prussian Blue #1D3557 ΔE 0.036
- Twilight Blue #0A437A ΔE 0.051
- Dark Blue Grey #1F3B4D ΔE 0.063
- Midnight Green #073B4C ΔE 0.065
- Midnight Blue #191970 ΔE 0.065
- Space Cadet #2B2D42 ΔE 0.073
Use #16336A 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.