#282E49
Closest named color: Space Cadet (#2B2D42). oklch(30.9% 0.049 273.6), rgb(40, 46, 73).
Aa
White text reads best on this color (13.31:1).
About this color
#282E49 is a dark, muted blue. In OKLCH its lightness is 31%, its chroma 0.049 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.013 away. White text reads best on it, at 13.31:1.
| Hue family | Blues |
| Lightness | dark (31%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.57:1 |
| White text | 13.31:1 |
Values
| HEX | #282E49 |
| RGB | rgb(40, 46, 73) |
| HSL | hsl(229, 29%, 22%) |
| OKLCH | oklch(30.9% 0.049 273.6) |
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 #282E49 | 13.31:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #282E49 | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #282E49 text on white | 13.31:1 | AAA | Lc 99.7 | Preferred for body text |
| #282E49 text on black | 1.57:1 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E6E9F6
oklch(93.6% 0.018 275.6)
-
Step 200
200
#D2D8EF
oklch(88.5% 0.032 274.1)
-
Step 300
300
#B4BFE7
oklch(81% 0.058 273)
-
Step 400
400
#8E9DDB
oklch(70.8% 0.093 273.4)
-
Step 500
500
#7383D1
oklch(63.1% 0.119 273.7)
-
Step 600
600
#5C6BBF
oklch(55.6% 0.131 273.8)
-
Step 700
700
#4C59A4
oklch(49.1% 0.12 273.7)
-
Step 800
800
#3E4985
oklch(42.7% 0.1 273.6)
-
Step 900
900
#353E6B
oklch(37.8% 0.078 273.6)
-
Step 950
950 (this color)
#282E49
oklch(30.9% 0.049 273.6)
#282E49 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) | #25314A | 0.010 |
| Deuteranopia (no green cones) | #222E48 | 0.009 |
| Tritanopia (no blue cones) | #1E3338 | 0.043 |
| Achromatopsia (no color) | #2F2F2F | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #282E49
#282E49
oklch(30.9% 0.049 273.6)
- #382F0F
#382F0F
oklch(30.7% 0.049 93.6)
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 #282E49, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.013
- Gunmetal #293241 ΔE 0.023
- Prussian Blue #1D3557 ΔE 0.031
- Oxford Blue #1B263B ΔE 0.041
- Dark Blue Grey #1F3B4D ΔE 0.042
- Midnight Green #073B4C ΔE 0.049
- Onyx #343A40 ΔE 0.052
- Marine #042E60 ΔE 0.054
Use #282E49 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.