#282B38
Closest named color: Space Cadet (#2B2D42). oklch(29.2% 0.024 274.7), rgb(40, 43, 56).
Aa
White text reads best on this color (14.06:1).
About this color
#282B38 is a dark close to neutral grey. In OKLCH its lightness is 29%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Space Cadet (#2B2D42), ΔE 0.019 away. White text reads best on it, at 14.06:1.
| Hue family | Neutrals |
| Lightness | dark (29%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.49:1 |
| White text | 14.06:1 |
Values
| HEX | #282B38 |
| RGB | rgb(40, 43, 56) |
| HSL | hsl(229, 17%, 19%) |
| OKLCH | oklch(29.2% 0.024 274.7) |
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 #282B38 | 14.06:1 | AAA | Lc -103.7 | Preferred for body text |
| Black text on #282B38 | 1.49:1 | Fails | Lc 0.0 | Not readable |
| #282B38 text on white | 14.06:1 | AAA | Lc 100.7 | Preferred for body text |
| #282B38 text on black | 1.49:1 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D6D9E4
oklch(88.6% 0.015 273.8)
-
Step 300
300
#BBC0D4
oklch(81% 0.029 274.6)
-
Step 400
400
#989FBE
oklch(70.7% 0.046 275.2)
-
Step 500
500
#7F87AD
oklch(63.1% 0.058 275.4)
-
Step 600
600
#687199
oklch(55.7% 0.063 274.4)
-
Step 700
700
#565E82
oklch(49% 0.059 274.4)
-
Step 800
800
#474D6A
oklch(42.7% 0.049 275.1)
-
Step 900
900
#3B4056
oklch(37.6% 0.038 274.5)
-
Step 950
950 (this color)
#282B38
oklch(29.2% 0.024 274.7)
#282B38 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) | #272C39 | 0.004 |
| Deuteranopia (no green cones) | #262B38 | 0.003 |
| Tritanopia (no blue cones) | #242D2F | 0.021 |
| Achromatopsia (no color) | #2B2B2B | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #282B38
#282B38
oklch(29.2% 0.024 274.7)
- #302C1E
#302C1E
oklch(29.3% 0.025 94)
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 #282B38, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.019
- Gunmetal #293241 ΔE 0.025
- Oxford Blue #1B263B ΔE 0.030
- Jet #212529 ΔE 0.034
- Dark #1B2431 ΔE 0.035
- Onyx #343A40 ΔE 0.055
- Dark Blue Grey #1F3B4D ΔE 0.056
- Prussian Blue #1D3557 ΔE 0.058
Use #282B38 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.