#433564
Closest named color: Prussian Blue (#1D3557). oklch(36.7% 0.08 295.9), rgb(67, 53, 100).
Aa
White text reads best on this color (10.87:1).
About this color
#433564 is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.080 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.064 away. White text reads best on it, at 10.87:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.93:1 |
| White text | 10.87:1 |
Values
| HEX | #433564 |
| RGB | rgb(67, 53, 100) |
| HSL | hsl(258, 31%, 30%) |
| OKLCH | oklch(36.7% 0.08 295.9) |
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 #433564 | 10.87:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #433564 | 1.93:1 | Fails | Lc 8.8 | Not readable |
| #433564 text on white | 10.87:1 | AAA | Lc 95.1 | Preferred for body text |
| #433564 text on black | 1.93:1 | Fails | Lc -7.6 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EAE8F4
oklch(93.6% 0.016 293.7)
-
Step 200
200
#DBD5ED
oklch(88.5% 0.033 297.2)
-
Step 300
300
#C3B9E4
oklch(80.8% 0.061 295.7)
-
Step 400
400
#A694D6
oklch(70.7% 0.097 296.4)
-
Step 500
500
#9079CB
oklch(63.1% 0.122 295.6)
-
Step 600
600
#7B60B8
oklch(55.6% 0.134 295.9)
-
Step 700
700
#684F9E
oklch(49.1% 0.124 296.1)
-
Step 800
800
#554180
oklch(42.7% 0.103 296.4)
-
Step 900
900 (this color)
#433564
oklch(36.7% 0.08 295.9)
-
Step 950
950
#29213C
oklch(27.1% 0.05 296.6)
#433564 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) | #273D66 | 0.046 |
| Deuteranopia (no green cones) | #293C63 | 0.044 |
| Tritanopia (no blue cones) | #3C3E47 | 0.065 |
| Achromatopsia (no color) | #3D3D3D | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433564
#433564
oklch(36.7% 0.08 295.9)
- #3D4406
#3D4406
oklch(36.8% 0.08 116.4)
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 #433564, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.064
- Dark Grey Blue #29465B ΔE 0.067
- Dark Slate Blue #483D8B ΔE 0.067
- Dark Blue Grey #1F3B4D ΔE 0.073
- Onyx #343A40 ΔE 0.075
- Twilight Blue #0A437A ΔE 0.076
- Marine Blue #01386A ΔE 0.076
- Space Cadet #2B2D42 ΔE 0.077
Use #433564 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.