#402C60
Closest named color: Prussian Blue (#1D3557). oklch(34.3% 0.09 299.4), rgb(64, 44, 96).
Aa
White text reads best on this color (12.01:1).
About this color
#402C60 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.090 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.062 away. White text reads best on it, at 12.01:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.74:1 |
| White text | 12.01:1 |
Values
| HEX | #402C60 |
| RGB | rgb(64, 44, 96) |
| HSL | hsl(263, 37%, 27%) |
| OKLCH | oklch(34.3% 0.09 299.4) |
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 #402C60 | 12.01:1 | AAA | Lc -100.9 | Preferred for body text |
| Black text on #402C60 | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #402C60 text on white | 12.01:1 | AAA | Lc 97.3 | Preferred for body text |
| #402C60 text on black | 1.74:1 | 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 900.
-
Step 50
50
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F5
oklch(93.5% 0.019 299.1)
-
Step 200
200
#DCD4EF
oklch(88.5% 0.038 299.2)
-
Step 300
300
#C6B8E7
oklch(81% 0.067 298.5)
-
Step 400
400
#AA91DA
oklch(70.6% 0.108 299.4)
-
Step 500
500
#9674D0
oklch(63.1% 0.138 299.5)
-
Step 600
600
#815BBD
oklch(55.6% 0.149 299.4)
-
Step 700
700
#6D4AA3
oklch(49% 0.139 299.4)
-
Step 800
800
#593D84
oklch(42.6% 0.116 299.7)
-
Step 900
900 (this color)
#402C60
oklch(34.3% 0.09 299.4)
-
Step 950
950
#2B1F3E
oklch(27% 0.058 300.4)
#402C60 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) | #1A3662 | 0.061 |
| Deuteranopia (no green cones) | #1F365F | 0.056 |
| Tritanopia (no blue cones) | #393641 | 0.070 |
| Achromatopsia (no color) | #363636 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #402C60
#402C60
oklch(34.3% 0.09 299.4)
- #343E00
#343E00
oklch(34.2% 0.081 119.4)
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 #402C60, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.062
- Space Cadet #2B2D42 ΔE 0.067
- Gunmetal #293241 ΔE 0.075
- Grape Purple #5D1451 ΔE 0.076
- Marine Blue #01386A ΔE 0.077
- Dark Blue Grey #1F3B4D ΔE 0.079
- Royal Purple #4B006E ΔE 0.079
- Marine #042E60 ΔE 0.079
Use #402C60 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.