#282C50
Closest named color: Space Cadet (#2B2D42). oklch(30.8% 0.065 277.1), rgb(40, 44, 80).
Aa
White text reads best on this color (13.40:1).
About this color
#282C50 is a dark, muted blue. In OKLCH its lightness is 31%, its chroma 0.065 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.027 away. White text reads best on it, at 13.40:1.
| Hue family | Blues |
| Lightness | dark (31%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.56:1 |
| White text | 13.40:1 |
Values
| HEX | #282C50 |
| RGB | rgb(40, 44, 80) |
| HSL | hsl(234, 33%, 24%) |
| OKLCH | oklch(30.8% 0.065 277.1) |
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 #282C50 | 13.40:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #282C50 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #282C50 text on white | 13.40:1 | AAA | Lc 99.8 | Preferred for body text |
| #282C50 text on black | 1.56:1 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D1D7F6
oklch(88.4% 0.043 276.8)
-
Step 300
300
#B4BDF2
oklch(81% 0.076 277.1)
-
Step 400
400
#8E99EC
oklch(70.8% 0.122 277.1)
-
Step 500
500
#737DE6
oklch(63.1% 0.156 276.8)
-
Step 600
600
#5E63D4
oklch(55.5% 0.17 277.4)
-
Step 700
700
#4E52B8
oklch(49.2% 0.158 277.2)
-
Step 800
800
#3F4395
oklch(42.6% 0.132 277.1)
-
Step 900
900
#353A76
oklch(37.7% 0.101 276.8)
-
Step 950
950 (this color)
#282C50
oklch(30.8% 0.065 277.1)
#282C50 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) | #1E3151 | 0.020 |
| Deuteranopia (no green cones) | #1B2D4F | 0.019 |
| Tritanopia (no blue cones) | #1A333A | 0.056 |
| Achromatopsia (no color) | #2F2F2F | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #282C50
#282C50
oklch(30.8% 0.065 277.1)
- #393000
#393000
oklch(31% 0.064 97.8)
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 #282C50, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.027
- Prussian Blue #1D3557 ΔE 0.030
- Gunmetal #293241 ΔE 0.038
- Marine #042E60 ΔE 0.045
- Oxford Blue #1B263B ΔE 0.047
- Dark Blue Grey #1F3B4D ΔE 0.051
- Midnight Green #073B4C ΔE 0.058
- Marine Blue #01386A ΔE 0.060
Use #282C50 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.