#282933
Closest named color: Jet (#212529). oklch(28.4% 0.018 280.7), rgb(40, 41, 51).
Aa
White text reads best on this color (14.43:1).
About this color
#282933 is a dark close to neutral grey. In OKLCH its lightness is 28%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.025 away. White text reads best on it, at 14.43:1.
| Hue family | Neutrals |
| Lightness | dark (28%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.45:1 |
| White text | 14.43:1 |
Values
| HEX | #282933 |
| RGB | rgb(40, 41, 51) |
| HSL | hsl(235, 12%, 18%) |
| OKLCH | oklch(28.4% 0.018 280.7) |
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 #282933 | 14.43:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #282933 | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #282933 text on white | 14.43:1 | AAA | Lc 101.2 | Preferred for body text |
| #282933 text on black | 1.45:1 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9EE
oklch(93.5% 0.007 286.3)
-
Step 200
200
#D7D8E1
oklch(88.4% 0.012 281.1)
-
Step 300
300
#BEBFCF
oklch(80.9% 0.022 283)
-
Step 400
400
#9C9FB6
oklch(70.8% 0.034 279.6)
-
Step 500
500
#8487A4
oklch(63.1% 0.044 280.4)
-
Step 600
600
#6E7090
oklch(55.5% 0.05 281.9)
-
Step 700
700
#5C5E7A
oklch(49.1% 0.045 281.4)
-
Step 800
800
#4B4D63
oklch(42.7% 0.036 280.7)
-
Step 900
900
#3E4051
oklch(37.7% 0.029 279.6)
-
Step 950
950 (this color)
#282933
oklch(28.4% 0.018 280.7)
#282933 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) | #262A33 | 0.005 |
| Deuteranopia (no green cones) | #262933 | 0.003 |
| Tritanopia (no blue cones) | #262B2C | 0.017 |
| Achromatopsia (no color) | #2A2A2A | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #282933
#282933
oklch(28.4% 0.018 280.7)
- #2C2A20
#2C2A20
oklch(28.4% 0.018 98)
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 #282933, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.025
- Space Cadet #2B2D42 ΔE 0.029
- Dark #1B2431 ΔE 0.029
- Oxford Blue #1B263B ΔE 0.030
- Gunmetal #293241 ΔE 0.034
- Onyx #343A40 ΔE 0.062
- Dark Blue Grey #1F3B4D ΔE 0.065
- Prussian Blue #1D3557 ΔE 0.067
Use #282933 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.