#272B64
Closest named color: Marine (#042E60). oklch(32% 0.099 276.2), rgb(39, 43, 100).
Aa
White text reads best on this color (12.99:1).
About this color
#272B64 is a dark, moderately saturated blue. In OKLCH its lightness is 32%, its chroma 0.099 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.037 away. White text reads best on it, at 12.99:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.61:1 |
| White text | 12.99:1 |
Values
| HEX | #272B64 |
| RGB | rgb(39, 43, 100) |
| HSL | hsl(236, 44%, 27%) |
| OKLCH | oklch(32% 0.099 276.2) |
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 #272B64 | 12.99:1 | AAA | Lc -102.3 | Preferred for body text |
| Black text on #272B64 | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #272B64 text on white | 12.99:1 | AAA | Lc 99.0 | Preferred for body text |
| #272B64 text on black | 1.61:1 | 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
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E4E9FF
oklch(93.7% 0.03 275.6)
-
Step 200
200
#CFD7FF
oklch(88.6% 0.056 276.3)
-
Step 300
300
#B0BCFF
oklch(81% 0.096 276.2)
-
Step 400
400
#8895FF
oklch(70.6% 0.155 276.4)
-
Step 500
500
#6D76FF
oklch(63% 0.2 276.2)
-
Step 600
600
#5751FF
oklch(55.5% 0.248 276.2)
-
Step 700
700
#493BE5
oklch(49.1% 0.242 276.4)
-
Step 800
800
#3B33B9
oklch(42.7% 0.201 276.3)
-
Step 900
900
#313092
oklch(37.8% 0.156 276.3)
-
Step 950
950 (this color)
#272B64
oklch(32% 0.099 276.2)
#272B64 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) | #083466 | 0.037 |
| Deuteranopia (no green cones) | #002F63 | 0.038 |
| Tritanopia (no blue cones) | #033843 | 0.086 |
| Achromatopsia (no color) | #313131 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #272B64
#272B64
oklch(32% 0.099 276.2)
- #3D3200
#3D3200
oklch(32% 0.066 95.6)
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 #272B64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.037
- Prussian Blue #1D3557 ΔE 0.042
- Marine Blue #01386A ΔE 0.046
- Midnight Blue #191970 ΔE 0.055
- Space Cadet #2B2D42 ΔE 0.063
- Dark Blue Grey #1F3B4D ΔE 0.071
- Gunmetal #293241 ΔE 0.071
- Twilight Blue #0A437A ΔE 0.075
Use #272B64 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.