#272D66
Closest named color: Marine (#042E60). oklch(32.6% 0.099 275), rgb(39, 45, 102).
Aa
White text reads best on this color (12.70:1).
About this color
#272D66 is a dark, moderately saturated blue. In OKLCH its lightness is 33%, its chroma 0.099 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.038 away. White text reads best on it, at 12.70:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.65:1 |
| White text | 12.70:1 |
Values
| HEX | #272D66 |
| RGB | rgb(39, 45, 102) |
| HSL | hsl(234, 45%, 28%) |
| OKLCH | oklch(32.6% 0.099 275) |
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 #272D66 | 12.70:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #272D66 | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #272D66 text on white | 12.70:1 | AAA | Lc 98.5 | Preferred for body text |
| #272D66 text on black | 1.65:1 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F9
oklch(93.6% 0.022 274.7)
-
Step 200
200
#D1D8F5
oklch(88.6% 0.041 274.8)
-
Step 300
300
#B2BDF1
oklch(80.8% 0.075 275.3)
-
Step 400
400
#8B9AEA
oklch(70.7% 0.118 274.9)
-
Step 500
500
#707FE4
oklch(63.2% 0.152 274.9)
-
Step 600
600
#5A66D2
oklch(55.7% 0.165 275)
-
Step 700
700
#4A54B6
oklch(49.2% 0.153 274.9)
-
Step 800
800
#3D4593
oklch(42.7% 0.127 275.3)
-
Step 900
900 (this color)
#272D66
oklch(32.6% 0.099 275)
-
Step 950
950
#1E2345
oklch(27.1% 0.063 275.1)
#272D66 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) | #0B3568 | 0.033 |
| Deuteranopia (no green cones) | #003065 | 0.037 |
| Tritanopia (no blue cones) | #003A44 | 0.088 |
| Achromatopsia (no color) | #333333 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #272D66
#272D66
oklch(32.6% 0.099 275)
- #3F3300
#3F3300
oklch(32.5% 0.067 94.5)
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 #272D66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.038
- Prussian Blue #1D3557 ΔE 0.040
- Marine Blue #01386A ΔE 0.042
- Midnight Blue #191970 ΔE 0.059
- Space Cadet #2B2D42 ΔE 0.065
- Twilight Blue #0A437A ΔE 0.068
- Dark Blue Grey #1F3B4D ΔE 0.069
- Gunmetal #293241 ΔE 0.072
Use #272D66 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.