#240F40
Closest named color: Midnight Purple (#280137). oklch(23.2% 0.088 299), rgb(36, 15, 64).
Aa
White text reads best on this color (17.25:1).
About this color
#240F40 is a very dark, moderately saturated purple. In OKLCH its lightness is 23%, its chroma 0.088 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight Purple (#280137), ΔE 0.036 away. White text reads best on it, at 17.25:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.21:1 |
| White text | 17.25:1 |
Values
| HEX | #240F40 |
| RGB | rgb(36, 15, 64) |
| HSL | hsl(266, 62%, 15%) |
| OKLCH | oklch(23.2% 0.088 299) |
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 #240F40 | 17.25:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #240F40 | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #240F40 text on white | 17.25:1 | AAA | Lc 103.8 | Preferred for body text |
| #240F40 text on black | 1.21:1 | 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
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#ECE6FC
oklch(93.6% 0.03 298.3)
-
Step 200
200
#DED1FB
oklch(88.4% 0.059 299.3)
-
Step 300
300
#CAB2FB
oklch(81% 0.104 299.2)
-
Step 400
400
#B085F9
oklch(70.6% 0.168 299.2)
-
Step 500
500
#9E61F6
oklch(63.1% 0.214 299)
-
Step 600
600
#8A40E5
oklch(55.6% 0.233 299)
-
Step 700
700
#7530C7
oklch(49.1% 0.216 298.8)
-
Step 800
800
#5F2AA1
oklch(42.7% 0.18 298.8)
-
Step 900
900
#4D2980
oklch(37.7% 0.14 298.4)
-
Step 950
950 (this color)
#240F40
oklch(23.2% 0.088 299)
#240F40 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) | #001B41 | 0.061 |
| Deuteranopia (no green cones) | #001A3F | 0.061 |
| Tritanopia (no blue cones) | #1D1A26 | 0.065 |
| Achromatopsia (no color) | #1B1B1B | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #240F40
#240F40
oklch(23.2% 0.088 299)
- #1B2100
#1B2100
oklch(23.3% 0.055 119.1)
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 #240F40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Purple #280137 ΔE 0.036
- Very Dark Purple #2A0134 ΔE 0.040
- Dark Indigo #1F0954 ΔE 0.041
- Dark Purple #35063E ΔE 0.042
- Deep Purple #36013F ΔE 0.047
- Eggplant #380835 ΔE 0.053
- Aubergine #3D0734 ΔE 0.064
- Navy Blue #001146 ΔE 0.064
Use #240F40 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.