#21282A
Closest named color: Jet (#212529). oklch(27.1% 0.011 216.9), rgb(33, 40, 42).
Aa
White text reads best on this color (14.98:1).
About this color
#21282A is a dark close to neutral grey. In OKLCH its lightness is 27%, its chroma 0.011. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.010 away. White text reads best on it, at 14.98:1.
| Hue family | Neutrals |
| Lightness | dark (27%) |
| Chroma | close to neutral grey (0.011) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.40:1 |
| White text | 14.98:1 |
Values
| HEX | #21282A |
| RGB | rgb(33, 40, 42) |
| HSL | hsl(193, 12%, 15%) |
| OKLCH | oklch(27.1% 0.011 216.9) |
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 #21282A | 14.98:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #21282A | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #21282A text on white | 14.98:1 | AAA | Lc 101.9 | Preferred for body text |
| #21282A text on black | 1.40:1 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EAEB
oklch(93.5% 0.004 219.5)
-
Step 200
200
#D4DADC
oklch(88.4% 0.007 219.6)
-
Step 300
300
#B8C3C6
oklch(81% 0.013 215.8)
-
Step 400
400
#93A4A9
oklch(70.7% 0.021 217.3)
-
Step 500
500
#798E94
oklch(63.2% 0.026 216.9)
-
Step 600
600
#61787E
oklch(55.6% 0.028 215.3)
-
Step 700
700
#50656A
oklch(49.1% 0.026 213.8)
-
Step 800
800
#425257
oklch(42.7% 0.022 218.7)
-
Step 900
900
#384447
oklch(37.7% 0.016 214.5)
-
Step 950
950 (this color)
#21282A
oklch(27.1% 0.011 216.9)
#21282A 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) | #27272A | 0.011 |
| Deuteranopia (no green cones) | #25262A | 0.009 |
| Tritanopia (no blue cones) | #1E2929 | 0.006 |
| Achromatopsia (no color) | #272727 | 0.011 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
This color is close to neutral, so it has no meaningful hue to rotate. Hue harmonies are omitted.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #21282A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.010
- Dark #1B2431 ΔE 0.025
- Oxford Blue #1B263B ΔE 0.036
- Space Cadet #2B2D42 ΔE 0.048
- Gunmetal #293241 ΔE 0.050
- Rich Black #0D1B2A ΔE 0.060
- Dark Brown #341C02 ΔE 0.066
- Pakistan Green #283618 ΔE 0.067
Use #21282A 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.