#28252F
Closest named color: Jet (#212529). oklch(27.2% 0.019 298.9), rgb(40, 37, 47).
Aa
White text reads best on this color (15.04:1).
About this color
#28252F is a dark close to neutral grey. In OKLCH its lightness is 27%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.018 away. White text reads best on it, at 15.04:1.
| Hue family | Neutrals |
| Lightness | dark (27%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.39:1 |
| White text | 15.04:1 |
Values
| HEX | #28252F |
| RGB | rgb(40, 37, 47) |
| HSL | hsl(258, 12%, 16%) |
| OKLCH | oklch(27.2% 0.019 298.9) |
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 #28252F | 15.04:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #28252F | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #28252F text on white | 15.04:1 | AAA | Lc 101.9 | Preferred for body text |
| #28252F text on black | 1.39:1 | 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
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EAE9EE
oklch(93.6% 0.007 295.4)
-
Step 200
200
#DAD7E0
oklch(88.4% 0.013 301.3)
-
Step 300
300
#C2BECD
oklch(80.9% 0.021 298.1)
-
Step 400
400
#A39CB4
oklch(70.7% 0.035 298.8)
-
Step 500
500
#8D84A2
oklch(63.2% 0.046 298.8)
-
Step 600
600
#776D8D
oklch(55.6% 0.05 299.1)
-
Step 700
700
#645B78
oklch(49.1% 0.047 298.9)
-
Step 800
800
#524B61
oklch(42.8% 0.037 299.4)
-
Step 900
900
#433E4F
oklch(37.6% 0.029 298.4)
-
Step 950
950 (this color)
#28252F
oklch(27.2% 0.019 298.9)
#28252F 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) | #23262F | 0.009 |
| Deuteranopia (no green cones) | #24262F | 0.008 |
| Tritanopia (no blue cones) | #272628 | 0.015 |
| Achromatopsia (no color) | #262626 | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28252F
#28252F
oklch(27.2% 0.019 298.9)
- #26281E
#26281E
oklch(27.1% 0.018 116.8)
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 #28252F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.018
- Dark #1B2431 ΔE 0.023
- Oxford Blue #1B263B ΔE 0.030
- Space Cadet #2B2D42 ΔE 0.039
- Gunmetal #293241 ΔE 0.047
- Rich Black #0D1B2A ΔE 0.061
- Dark Brown #341C02 ΔE 0.069
- Onyx #343A40 ΔE 0.075
Use #28252F 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.