#433677
Closest named color: Dark Slate Blue (#483D8B). oklch(38.2% 0.107 289.6), rgb(67, 54, 119).
Aa
White text reads best on this color (10.33:1).
About this color
#433677 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.107 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.038 away. White text reads best on it, at 10.33:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.03:1 |
| White text | 10.33:1 |
Values
| HEX | #433677 |
| RGB | rgb(67, 54, 119) |
| HSL | hsl(252, 38%, 34%) |
| OKLCH | oklch(38.2% 0.107 289.6) |
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 #433677 | 10.33:1 | AAA | Lc -97.8 | Preferred for body text |
| Black text on #433677 | 2.03:1 | Fails | Lc 10.1 | Not readable |
| #433677 text on white | 10.33:1 | AAA | Lc 93.8 | Preferred for body text |
| #433677 text on black | 2.03:1 | Fails | Lc -8.8 | 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
#E9E8F9
oklch(93.7% 0.023 288.7)
-
Step 200
200
#D8D5F5
oklch(88.5% 0.044 289.8)
-
Step 300
300
#BFB8F2
oklch(80.8% 0.081 290)
-
Step 400
400
#9F92EB
oklch(70.7% 0.128 289.4)
-
Step 500
500
#8974E4
oklch(63% 0.163 289.5)
-
Step 600
600
#755AD2
oklch(55.7% 0.177 289.8)
-
Step 700
700
#6249B6
oklch(49.1% 0.165 289.5)
-
Step 800
800
#503C93
oklch(42.6% 0.137 289.9)
-
Step 900
900 (this color)
#433677
oklch(38.2% 0.107 289.6)
-
Step 950
950
#261F45
oklch(26.9% 0.069 289.4)
#433677 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) | #194279 | 0.059 |
| Deuteranopia (no green cones) | #1A3F76 | 0.057 |
| Tritanopia (no blue cones) | #344451 | 0.089 |
| Achromatopsia (no color) | #404040 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433677
#433677
oklch(38.2% 0.107 289.6)
- #464600
#464600
oklch(38.2% 0.083 109.8)
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 #433677, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.038
- Blueberry #464196 ΔE 0.057
- Twilight Blue #0A437A ΔE 0.068
- Cobalt #1E488F ΔE 0.070
- Marine Blue #01386A ΔE 0.079
- Twilight #4E518B ΔE 0.081
- Prussian Blue #1D3557 ΔE 0.082
- Dark Grey Blue #29465B ΔE 0.082
Use #433677 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.