#282635
Closest named color: Oxford Blue (#1B263B). oklch(27.7% 0.028 290.6), rgb(40, 38, 53).
Aa
White text reads best on this color (14.80:1).
About this color
#282635 is a dark close to neutral grey. In OKLCH its lightness is 28%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Oxford Blue (#1B263B), ΔE 0.024 away. White text reads best on it, at 14.80:1.
| Hue family | Neutrals |
| Lightness | dark (28%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.41:1 |
| White text | 14.80:1 |
Values
| HEX | #282635 |
| RGB | rgb(40, 38, 53) |
| HSL | hsl(248, 16%, 18%) |
| OKLCH | oklch(27.7% 0.028 290.6) |
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 #282635 | 14.80:1 | AAA | Lc -104.5 | Preferred for body text |
| Black text on #282635 | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #282635 text on white | 14.80:1 | AAA | Lc 101.6 | Preferred for body text |
| #282635 text on black | 1.41:1 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E9E9F0
oklch(93.6% 0.009 286.2)
-
Step 200
200
#D9D7E5
oklch(88.5% 0.019 292.6)
-
Step 300
300
#C0BDD5
oklch(80.8% 0.034 291.4)
-
Step 400
400
#A09BBF
oklch(70.6% 0.052 291.4)
-
Step 500
500
#8983AF
oklch(63.1% 0.066 290.6)
-
Step 600
600
#736C9B
oklch(55.6% 0.072 290.7)
-
Step 700
700
#605A84
oklch(49.1% 0.067 290.3)
-
Step 800
800
#4F4A6C
oklch(42.8% 0.056 290.6)
-
Step 900
900
#413E57
oklch(37.7% 0.042 289.7)
-
Step 950
950 (this color)
#282635
oklch(27.7% 0.028 290.6)
#282635 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) | #222836 | 0.011 |
| Deuteranopia (no green cones) | #222735 | 0.011 |
| Tritanopia (no blue cones) | #25282B | 0.023 |
| Achromatopsia (no color) | #282828 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #282635
#282635
oklch(27.7% 0.028 290.6)
- #292A1A
#292A1A
oklch(27.9% 0.028 111.1)
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 #282635, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.024
- Dark #1B2431 ΔE 0.025
- Jet #212529 ΔE 0.026
- Space Cadet #2B2D42 ΔE 0.030
- Gunmetal #293241 ΔE 0.041
- Rich Black #0D1B2A ΔE 0.064
- Prussian Blue #1D3557 ΔE 0.069
- Onyx #343A40 ΔE 0.070
Use #282635 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.