#403268
Closest named color: Prussian Blue (#1D3557). oklch(36% 0.091 293.2), rgb(64, 50, 104).
Aa
White text reads best on this color (11.20:1).
About this color
#403268 is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.091 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.063 away. White text reads best on it, at 11.20:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.091) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.87:1 |
| White text | 11.20:1 |
Values
| HEX | #403268 |
| RGB | rgb(64, 50, 104) |
| HSL | hsl(256, 35%, 30%) |
| OKLCH | oklch(36% 0.091 293.2) |
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 #403268 | 11.20:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #403268 | 1.87:1 | Fails | Lc 8.2 | Not readable |
| #403268 text on white | 11.20:1 | AAA | Lc 95.7 | Preferred for body text |
| #403268 text on black | 1.87:1 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F6
oklch(93.7% 0.019 292.6)
-
Step 200
200
#DAD5F1
oklch(88.6% 0.038 293.8)
-
Step 300
300
#C2B9E9
oklch(80.9% 0.068 293.4)
-
Step 400
400
#A393DF
oklch(70.6% 0.11 293)
-
Step 500
500
#8E77D5
oklch(63.1% 0.139 293.3)
-
Step 600
600
#795EC3
oklch(55.7% 0.152 293.2)
-
Step 700
700
#664DA8
oklch(49.2% 0.141 293.2)
-
Step 800
800
#533F88
oklch(42.6% 0.117 293.4)
-
Step 900
900 (this color)
#403268
oklch(36% 0.091 293.2)
-
Step 950
950
#282040
oklch(27% 0.059 293.6)
#403268 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) | #1E3C6A | 0.053 |
| Deuteranopia (no green cones) | #203A67 | 0.050 |
| Tritanopia (no blue cones) | #363D48 | 0.074 |
| Achromatopsia (no color) | #3B3B3B | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #403268
#403268
oklch(36% 0.091 293.2)
- #3E4100
#3E4100
oklch(36% 0.08 112.7)
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 #403268, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.063
- Dark Slate Blue #483D8B ΔE 0.065
- Marine Blue #01386A ΔE 0.071
- Twilight Blue #0A437A ΔE 0.074
- Dark Grey Blue #29465B ΔE 0.075
- Dark Blue Grey #1F3B4D ΔE 0.078
- Space Cadet #2B2D42 ΔE 0.078
- Marine #042E60 ΔE 0.081
Use #403268 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.