#433473
Closest named color: Dark Slate Blue (#483D8B). oklch(37.5% 0.104 291.5), rgb(67, 52, 115).
Aa
White text reads best on this color (10.61:1).
About this color
#433473 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.104 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.046 away. White text reads best on it, at 10.61:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.97:1 |
| White text | 10.61:1 |
Values
| HEX | #433473 |
| RGB | rgb(67, 52, 115) |
| HSL | hsl(254, 38%, 33%) |
| OKLCH | oklch(37.5% 0.104 291.5) |
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 #433473 | 10.61:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #433473 | 1.97:1 | Fails | Lc 9.5 | Not readable |
| #433473 text on white | 10.61:1 | AAA | Lc 94.4 | Preferred for body text |
| #433473 text on black | 1.97:1 | Fails | Lc -8.2 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#EAE8F8
oklch(93.7% 0.022 291.7)
-
Step 200
200
#D9D5F4
oklch(88.6% 0.042 291.4)
-
Step 300
300
#C1B8F0
oklch(80.9% 0.079 291.9)
-
Step 400
400
#A291E8
oklch(70.6% 0.126 291.8)
-
Step 500
500
#8C74E1
oklch(63.1% 0.159 291.3)
-
Step 600
600
#785ACF
oklch(55.7% 0.173 291.6)
-
Step 700
700
#6549B3
oklch(49.2% 0.161 291.5)
-
Step 800
800
#523C91
oklch(42.6% 0.134 291.6)
-
Step 900
900 (this color)
#433473
oklch(37.5% 0.104 291.5)
-
Step 950
950
#271F44
oklch(26.9% 0.067 291.2)
#433473 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) | #193F75 | 0.060 |
| Deuteranopia (no green cones) | #1B3D72 | 0.058 |
| Tritanopia (no blue cones) | #36414E | 0.085 |
| Achromatopsia (no color) | #3E3E3E | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433473
#433473
oklch(37.5% 0.104 291.5)
- #434500
#434500
oklch(37.6% 0.083 111.6)
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 #433473, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.046
- Blueberry #464196 ΔE 0.065
- Twilight Blue #0A437A ΔE 0.071
- Cobalt #1E488F ΔE 0.077
- Prussian Blue #1D3557 ΔE 0.078
- Marine Blue #01386A ΔE 0.078
- Dark Grey Blue #29465B ΔE 0.082
- Indigo #4B0082 ΔE 0.087
Use #433473 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.