#282240
Closest named color: Oxford Blue (#1B263B). oklch(27.4% 0.055 291.6), rgb(40, 34, 64).
Aa
White text reads best on this color (15.07:1).
About this color
#282240 is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.055 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.027 away. White text reads best on it, at 15.07:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.055) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.39:1 |
| White text | 15.07:1 |
Values
| HEX | #282240 |
| RGB | rgb(40, 34, 64) |
| HSL | hsl(252, 31%, 19%) |
| OKLCH | oklch(27.4% 0.055 291.6) |
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 #282240 | 15.07:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #282240 | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #282240 text on white | 15.07:1 | AAA | Lc 101.9 | Preferred for body text |
| #282240 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F6
oklch(93.7% 0.019 292.6)
-
Step 200
200
#D9D5F0
oklch(88.4% 0.037 292.4)
-
Step 300
300
#C0BAE8
oklch(80.9% 0.065 290.9)
-
Step 400
400
#A195DC
oklch(70.7% 0.103 291.3)
-
Step 500
500
#8B79D3
oklch(63.1% 0.133 291.3)
-
Step 600
600
#7660C0
oklch(55.6% 0.145 291.5)
-
Step 700
700
#634FA5
oklch(49.1% 0.133 291.4)
-
Step 800
800
#514186
oklch(42.7% 0.111 291.7)
-
Step 900
900
#43386B
oklch(37.8% 0.085 291.7)
-
Step 950
950 (this color)
#282240
oklch(27.4% 0.055 291.6)
#282240 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) | #192741 | 0.027 |
| Deuteranopia (no green cones) | #19263F | 0.027 |
| Tritanopia (no blue cones) | #22282D | 0.047 |
| Achromatopsia (no color) | #262626 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #282240
#282240
oklch(27.4% 0.055 291.6)
- #282A05
#282A05
oklch(27.4% 0.055 112.5)
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 #282240, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.027
- Space Cadet #2B2D42 ΔE 0.036
- Dark #1B2431 ΔE 0.039
- Jet #212529 ΔE 0.050
- Gunmetal #293241 ΔE 0.053
- Prussian Blue #1D3557 ΔE 0.066
- Rich Black #0D1B2A ΔE 0.067
- Eggplant #380835 ΔE 0.069
Use #282240 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.