#133168
Closest named color: Marine (#042E60). oklch(32.6% 0.103 261.3), rgb(19, 49, 104).
Aa
White text reads best on this color (12.59:1).
About this color
#133168 is a dark, moderately saturated blue. In OKLCH its lightness is 33%, its chroma 0.103 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.021 away. White text reads best on it, at 12.59:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.66:1 |
| White text | 12.59:1 |
Values
| HEX | #133168 |
| RGB | rgb(19, 49, 104) |
| HSL | hsl(219, 69%, 24%) |
| OKLCH | oklch(32.6% 0.103 261.3) |
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 #133168 | 12.59:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #133168 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #133168 text on white | 12.59:1 | AAA | Lc 98.2 | Preferred for body text |
| #133168 text on black | 1.66:1 | 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
#A5C2F3
oklch(81% 0.077 260.8)
-
Step 400
400
#74A0EE
oklch(70.7% 0.125 261.3)
-
Step 500
500
#5086E8
oklch(63.1% 0.159 261.3)
-
Step 600
600
#346ED6
oklch(55.7% 0.171 261)
-
Step 700
700
#275BBA
oklch(49.2% 0.16 261.2)
-
Step 800
800
#224B96
oklch(42.8% 0.132 261.2)
-
Step 900
900 (this color)
#133168
oklch(32.6% 0.103 261.3)
-
Step 950
950
#132546
oklch(26.9% 0.066 261.5)
#133168 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) | #0F376A | 0.017 |
| Deuteranopia (no green cones) | #003067 | 0.014 |
| Tritanopia (no blue cones) | #003E47 | 0.080 |
| Achromatopsia (no color) | #333333 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #133168
#133168
oklch(32.6% 0.103 261.3)
- #453000
#453000
oklch(32.5% 0.067 82)
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 #133168, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.021
- Marine Blue #01386A ΔE 0.021
- Prussian Blue #1D3557 ΔE 0.036
- Twilight Blue #0A437A ΔE 0.058
- Midnight Blue #191970 ΔE 0.060
- Dark Blue Grey #1F3B4D ΔE 0.064
- Midnight Green #073B4C ΔE 0.065
- Space Cadet #2B2D42 ΔE 0.071
Use #133168 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.