#40295F
Closest named color: Prussian Blue (#1D3557). oklch(33.7% 0.094 301.2), rgb(64, 41, 95).
Aa
White text reads best on this color (12.34:1).
About this color
#40295F is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.094 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.066 away. White text reads best on it, at 12.34:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.70:1 |
| White text | 12.34:1 |
Values
| HEX | #40295F |
| RGB | rgb(64, 41, 95) |
| HSL | hsl(266, 40%, 27%) |
| OKLCH | oklch(33.7% 0.094 301.2) |
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 #40295F | 12.34:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #40295F | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #40295F text on white | 12.34:1 | AAA | Lc 97.9 | Preferred for body text |
| #40295F text on black | 1.70:1 | 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
#ECE7F6
oklch(93.6% 0.021 301.1)
-
Step 200
200
#DDD4EF
oklch(88.5% 0.038 300.8)
-
Step 300
300
#C8B7E7
oklch(81% 0.069 301.1)
-
Step 400
400
#AD90DB
oklch(70.8% 0.111 301.4)
-
Step 500
500
#9972D2
oklch(63.1% 0.144 301.1)
-
Step 600
600
#8458BF
oklch(55.5% 0.157 301.2)
-
Step 700
700
#7048A4
oklch(49.1% 0.144 301.3)
-
Step 800
800
#5B3C85
oklch(42.7% 0.119 301.1)
-
Step 900
900 (this color)
#40295F
oklch(33.7% 0.094 301.2)
-
Step 950
950
#2C1F3F
oklch(27.1% 0.06 301.3)
#40295F 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) | #153461 | 0.068 |
| Deuteranopia (no green cones) | #1C345E | 0.062 |
| Tritanopia (no blue cones) | #3A333F | 0.071 |
| Achromatopsia (no color) | #353535 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40295F
#40295F
oklch(33.7% 0.094 301.2)
- #313D00
#313D00
oklch(33.7% 0.081 121.2)
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 #40295F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.066
- Space Cadet #2B2D42 ΔE 0.068
- Plum Purple #4E0550 ΔE 0.072
- Grape Purple #5D1451 ΔE 0.073
- Royal Purple #4B006E ΔE 0.073
- Deep Violet #490648 ΔE 0.077
- Gunmetal #293241 ΔE 0.077
- Marine #042E60 ΔE 0.080
Use #40295F 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.