#282333
Closest named color: Dark (#1B2431). oklch(26.9% 0.03 298.7), rgb(40, 35, 51).
Aa
White text reads best on this color (15.23:1).
About this color
#282333 is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.030 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.023 away. White text reads best on it, at 15.23:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.030) |
| Temperature | in between |
| Nearest name | Dark (#1B2431) |
| Black text | 1.37:1 |
| White text | 15.23:1 |
Values
| HEX | #282333 |
| RGB | rgb(40, 35, 51) |
| HSL | hsl(259, 19%, 17%) |
| OKLCH | oklch(26.9% 0.03 298.7) |
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 #282333 | 15.23:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #282333 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #282333 text on white | 15.23:1 | AAA | Lc 102.1 | Preferred for body text |
| #282333 text on black | 1.37:1 | 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
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EAE8F0
oklch(93.5% 0.011 297.6)
-
Step 200
200
#DAD7E5
oklch(88.6% 0.019 295.8)
-
Step 300
300
#C3BCD5
oklch(80.9% 0.036 298.4)
-
Step 400
400
#A599C0
oklch(70.7% 0.058 299)
-
Step 500
500
#8F80B0
oklch(63.1% 0.073 298.6)
-
Step 600
600
#79699C
oklch(55.6% 0.08 298.2)
-
Step 700
700
#665785
oklch(49% 0.074 298.6)
-
Step 800
800
#53476C
oklch(42.6% 0.062 298.7)
-
Step 900
900
#453C58
oklch(37.7% 0.048 298.8)
-
Step 950
950 (this color)
#282333
oklch(26.9% 0.03 298.7)
#282333 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) | #202534 | 0.015 |
| Deuteranopia (no green cones) | #202533 | 0.015 |
| Tritanopia (no blue cones) | #262529 | 0.023 |
| Achromatopsia (no color) | #252525 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #282333
#282333
oklch(26.9% 0.03 298.7)
- #252817
#252817
oklch(26.8% 0.03 116.6)
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 #282333, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.023
- Oxford Blue #1B263B ΔE 0.025
- Jet #212529 ΔE 0.026
- Space Cadet #2B2D42 ΔE 0.038
- Gunmetal #293241 ΔE 0.050
- Rich Black #0D1B2A ΔE 0.058
- Eggplant #380835 ΔE 0.075
- Prussian Blue #1D3557 ΔE 0.077
Use #282333 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.