#282858
Closest named color: Marine (#042E60). oklch(30.5% 0.084 280.2), rgb(40, 40, 88).
Aa
White text reads best on this color (13.68:1).
About this color
#282858 is a dark, moderately saturated purple. In OKLCH its lightness is 30%, its chroma 0.084 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.041 away. White text reads best on it, at 13.68:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.53:1 |
| White text | 13.68:1 |
Values
| HEX | #282858 |
| RGB | rgb(40, 40, 88) |
| HSL | hsl(240, 38%, 25%) |
| OKLCH | oklch(30.5% 0.084 280.2) |
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 #282858 | 13.68:1 | AAA | Lc -103.2 | Preferred for body text |
| Black text on #282858 | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #282858 text on white | 13.68:1 | AAA | Lc 100.1 | Preferred for body text |
| #282858 text on black | 1.53:1 | 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
#E6E8FD
oklch(93.6% 0.028 281.5)
-
Step 200
200
#D1D6FE
oklch(88.5% 0.055 279.6)
-
Step 300
300
#B4BAFF
oklch(80.9% 0.098 280.1)
-
Step 400
400
#8F93FF
oklch(70.7% 0.156 280)
-
Step 500
500
#7773FF
oklch(63.2% 0.202 280.2)
-
Step 600
600
#6255EF
oklch(55.5% 0.222 280.1)
-
Step 700
700
#5244D0
oklch(49.1% 0.206 280.1)
-
Step 800
800
#4339A8
oklch(42.7% 0.171 280.4)
-
Step 900
900
#373385
oklch(37.6% 0.133 280)
-
Step 950
950 (this color)
#282858
oklch(30.5% 0.084 280.2)
#282858 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) | #112F5A | 0.033 |
| Deuteranopia (no green cones) | #0C2C57 | 0.035 |
| Tritanopia (no blue cones) | #15323B | 0.073 |
| Achromatopsia (no color) | #2D2D2D | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #282858
#282858
oklch(30.5% 0.084 280.2)
- #372F00
#372F00
oklch(30.5% 0.063 99)
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 #282858, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.041
- Prussian Blue #1D3557 ΔE 0.041
- Space Cadet #2B2D42 ΔE 0.046
- Oxford Blue #1B263B ΔE 0.058
- Gunmetal #293241 ΔE 0.058
- Marine Blue #01386A ΔE 0.059
- Midnight Blue #191970 ΔE 0.063
- Dark Blue Grey #1F3B4D ΔE 0.067
Use #282858 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.