#28224E
Closest named color: Oxford Blue (#1B263B). oklch(28.4% 0.078 286.6), rgb(40, 34, 78).
Aa
White text reads best on this color (14.69:1).
About this color
#28224E is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.078 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.045 away. White text reads best on it, at 14.69:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.42:1 |
| White text | 14.69:1 |
Values
| HEX | #28224E |
| RGB | rgb(40, 34, 78) |
| HSL | hsl(248, 39%, 22%) |
| OKLCH | oklch(28.4% 0.078 286.6) |
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 #28224E | 14.69:1 | AAA | Lc -104.3 | Preferred for body text |
| Black text on #28224E | 1.42:1 | Fails | Lc 0.0 | Not readable |
| #28224E text on white | 14.69:1 | AAA | Lc 101.4 | Preferred for body text |
| #28224E text on black | 1.42:1 | 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
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E8E8FB
oklch(93.7% 0.026 285.9)
-
Step 200
200
#D6D5FA
oklch(88.6% 0.051 286.6)
-
Step 300
300
#BCB8FA
oklch(80.9% 0.093 286.9)
-
Step 400
400
#9B90F7
oklch(70.6% 0.148 286.9)
-
Step 500
500
#8571F4
oklch(63.2% 0.189 286.7)
-
Step 600
600
#7055E3
oklch(55.7% 0.205 286.4)
-
Step 700
700
#5E44C5
oklch(49.1% 0.191 286.3)
-
Step 800
800
#4D399F
oklch(42.7% 0.158 286.7)
-
Step 900
900
#3F327E
oklch(37.6% 0.123 286.7)
-
Step 950
950 (this color)
#28224E
oklch(28.4% 0.078 286.6)
#28224E 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) | #0E2950 | 0.039 |
| Deuteranopia (no green cones) | #0D274D | 0.039 |
| Tritanopia (no blue cones) | #1C2B34 | 0.065 |
| Achromatopsia (no color) | #282828 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28224E
#28224E
oklch(28.4% 0.078 286.6)
- #2E2B00
#2E2B00
oklch(28.3% 0.06 105.5)
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 #28224E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.045
- Space Cadet #2B2D42 ΔE 0.046
- Marine #042E60 ΔE 0.056
- Prussian Blue #1D3557 ΔE 0.058
- Dark #1B2431 ΔE 0.061
- Gunmetal #293241 ΔE 0.061
- Dark Indigo #1F0954 ΔE 0.063
- Midnight Blue #191970 ΔE 0.070
Use #28224E 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.