#282E41
Closest named color: Space Cadet (#2B2D42). oklch(30.4% 0.035 270.7), rgb(40, 46, 65).
Aa
White text reads best on this color (13.48:1).
About this color
#282E41 is a dark, muted blue. In OKLCH its lightness is 30%, its chroma 0.035 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.006 away. White text reads best on it, at 13.48:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | muted (0.035) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.55:1 |
| White text | 13.48:1 |
Values
| HEX | #282E41 |
| RGB | rgb(40, 46, 65) |
| HSL | hsl(226, 24%, 21%) |
| OKLCH | oklch(30.4% 0.035 270.7) |
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 #282E41 | 13.48:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #282E41 | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #282E41 text on white | 13.48:1 | AAA | Lc 99.9 | Preferred for body text |
| #282E41 text on black | 1.55:1 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7EAF2
oklch(93.7% 0.011 269.5)
-
Step 200
200
#D3D9E9
oklch(88.6% 0.023 269.4)
-
Step 300
300
#B6C0DD
oklch(80.9% 0.042 270.4)
-
Step 400
400
#919FCB
oklch(70.7% 0.067 270.9)
-
Step 500
500
#7687BE
oklch(63.2% 0.085 270.6)
-
Step 600
600
#5F70AA
oklch(55.6% 0.093 270.7)
-
Step 700
700
#4E5D92
oklch(49% 0.087 270.9)
-
Step 800
800
#404C77
oklch(42.6% 0.073 271.2)
-
Step 900
900
#364060
oklch(37.7% 0.057 270.3)
-
Step 950
950 (this color)
#282E41
oklch(30.4% 0.035 270.7)
#282E41 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) | #283042 | 0.006 |
| Deuteranopia (no green cones) | #262E41 | 0.003 |
| Tritanopia (no blue cones) | #213235 | 0.032 |
| Achromatopsia (no color) | #2E2E2E | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #282E41
#282E41
oklch(30.4% 0.035 270.7)
- #362E19
#362E19
oklch(30.4% 0.036 89.3)
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 #282E41, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.006
- Gunmetal #293241 ΔE 0.014
- Oxford Blue #1B263B ΔE 0.036
- Prussian Blue #1D3557 ΔE 0.042
- Dark Blue Grey #1F3B4D ΔE 0.043
- Onyx #343A40 ΔE 0.047
- Dark #1B2431 ΔE 0.047
- Midnight Green #073B4C ΔE 0.049
Use #282E41 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.