#282D60
Closest named color: Prussian Blue (#1D3557). oklch(32.2% 0.089 276), rgb(40, 45, 96).
Aa
White text reads best on this color (12.84:1).
About this color
#282D60 is a dark, moderately saturated blue. In OKLCH its lightness is 32%, its chroma 0.089 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.034 away. White text reads best on it, at 12.84:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.63:1 |
| White text | 12.84:1 |
Values
| HEX | #282D60 |
| RGB | rgb(40, 45, 96) |
| HSL | hsl(235, 41%, 27%) |
| OKLCH | oklch(32.2% 0.089 276) |
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 #282D60 | 12.84:1 | AAA | Lc -102.1 | Preferred for body text |
| Black text on #282D60 | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #282D60 text on white | 12.84:1 | AAA | Lc 98.8 | Preferred for body text |
| #282D60 text on black | 1.63:1 | 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
#CED7FF
oklch(88.5% 0.056 275.2)
-
Step 300
300
#AFBCFF
oklch(80.9% 0.096 275.6)
-
Step 400
400
#8896FF
oklch(70.8% 0.153 276)
-
Step 500
500
#6D76FF
oklch(63% 0.2 276.2)
-
Step 600
600
#5755F8
oklch(55.5% 0.235 276.1)
-
Step 700
700
#4844D8
oklch(49.1% 0.218 275.9)
-
Step 800
800
#3B39AF
oklch(42.7% 0.182 276.2)
-
Step 900
900
#31348A
oklch(37.8% 0.14 275.9)
-
Step 950
950 (this color)
#282D60
oklch(32.2% 0.089 276)
#282D60 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) | #143462 | 0.029 |
| Deuteranopia (no green cones) | #0C305F | 0.032 |
| Tritanopia (no blue cones) | #0C3842 | 0.077 |
| Achromatopsia (no color) | #323232 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #282D60
#282D60
oklch(32.2% 0.089 276)
- #3E3300
#3E3300
oklch(32.3% 0.067 95.8)
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 #282D60, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.034
- Marine #042E60 ΔE 0.037
- Marine Blue #01386A ΔE 0.044
- Space Cadet #2B2D42 ΔE 0.054
- Gunmetal #293241 ΔE 0.062
- Dark Blue Grey #1F3B4D ΔE 0.062
- Midnight Blue #191970 ΔE 0.064
- Midnight Green #073B4C ΔE 0.069
Use #282D60 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.