#282D61
Closest named color: Prussian Blue (#1D3557). oklch(32.3% 0.091 275.9), rgb(40, 45, 97).
Aa
White text reads best on this color (12.81:1).
About this color
#282D61 is a dark, moderately saturated blue. In OKLCH its lightness is 32%, its chroma 0.091 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.035 away. White text reads best on it, at 12.81:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.63:1 |
| White text | 12.81:1 |
Values
| HEX | #282D61 |
| RGB | rgb(40, 45, 97) |
| HSL | hsl(235, 42%, 27%) |
| OKLCH | oklch(32.3% 0.091 275.9) |
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 #282D61 | 12.81:1 | AAA | Lc -102.1 | Preferred for body text |
| Black text on #282D61 | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #282D61 text on white | 12.81:1 | AAA | Lc 98.8 | Preferred for body text |
| #282D61 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
#8796FF
oklch(70.7% 0.154 275.6)
-
Step 500
500
#6D77FF
oklch(63.2% 0.199 275.9)
-
Step 600
600
#5754FB
oklch(55.6% 0.24 276)
-
Step 700
700
#4843DB
oklch(49.2% 0.223 275.9)
-
Step 800
800
#3A38B0
oklch(42.6% 0.184 275.9)
-
Step 900
900
#31338B
oklch(37.7% 0.143 276.1)
-
Step 950
950 (this color)
#282D61
oklch(32.3% 0.091 275.9)
#282D61 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) | #133463 | 0.029 |
| Deuteranopia (no green cones) | #0A3060 | 0.033 |
| Tritanopia (no blue cones) | #0B3942 | 0.081 |
| Achromatopsia (no color) | #323232 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #282D61
#282D61
oklch(32.3% 0.091 275.9)
- #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 #282D61, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.035
- Marine #042E60 ΔE 0.037
- Marine Blue #01386A ΔE 0.044
- Space Cadet #2B2D42 ΔE 0.056
- Dark Blue Grey #1F3B4D ΔE 0.063
- Gunmetal #293241 ΔE 0.063
- Midnight Blue #191970 ΔE 0.063
- Midnight Green #073B4C ΔE 0.070
Use #282D61 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.