#433280
Closest named color: Dark Slate Blue (#483D8B). oklch(38.1% 0.126 289), rgb(67, 50, 128).
Aa
White text reads best on this color (10.46:1).
About this color
#433280 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.126 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.034 away. White text reads best on it, at 10.46:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.126) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.00:1 |
| White text | 10.46:1 |
Values
| HEX | #433280 |
| RGB | rgb(67, 50, 128) |
| HSL | hsl(253, 44%, 35%) |
| OKLCH | oklch(38.1% 0.126 289) |
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 #433280 | 10.46:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #433280 | 2.00:1 | Fails | Lc 10.0 | Not readable |
| #433280 text on white | 10.46:1 | AAA | Lc 94.0 | Preferred for body text |
| #433280 text on black | 2.00:1 | Fails | Lc -8.6 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FC
oklch(93.6% 0.028 290.2)
-
Step 200
200
#D7D4FA
oklch(88.4% 0.052 288.9)
-
Step 300
300
#BEB7FA
oklch(80.9% 0.094 288.9)
-
Step 400
400
#9F8EF8
oklch(70.6% 0.152 289.3)
-
Step 500
500
#896EF4
oklch(63% 0.193 288.9)
-
Step 600
600
#7551E3
oklch(55.5% 0.21 289)
-
Step 700
700
#6340C5
oklch(49% 0.195 289.2)
-
Step 800
800
#5036A0
oklch(42.6% 0.163 288.8)
-
Step 900
900 (this color)
#433280
oklch(38.1% 0.126 289)
-
Step 950
950
#261D4A
oklch(26.9% 0.08 289)
#433280 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) | #004183 | 0.074 |
| Deuteranopia (no green cones) | #003D7E | 0.073 |
| Tritanopia (no blue cones) | #304454 | 0.104 |
| Achromatopsia (no color) | #3F3F3F | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433280
#433280
oklch(38.1% 0.126 289)
- #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 #433280, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.034
- Blueberry #464196 ΔE 0.051
- Cobalt #1E488F ΔE 0.071
- Twilight Blue #0A437A ΔE 0.075
- Indigo #4B0082 ΔE 0.076
- Rebecca Purple #663399 ΔE 0.077
- Imperial Purple #480CA8 ΔE 0.084
- Sapphire #2138AB ΔE 0.085
Use #433280 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.