#433E9F
Closest named color: Blueberry (#464196). oklch(42.8% 0.152 280.1), rgb(67, 62, 159).
Aa
White text reads best on this color (8.64:1).
About this color
#433E9F is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.152 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.018 away. White text reads best on it, at 8.64:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.152) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.42:1 |
| White text | 8.64:1 |
Values
| HEX | #433E9F |
| RGB | rgb(67, 62, 159) |
| HSL | hsl(243, 44%, 43%) |
| OKLCH | oklch(42.8% 0.152 280.1) |
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 #433E9F | 8.64:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #433E9F | 2.42:1 | Fails | Lc 14.7 | Not readable |
| #433E9F text on white | 8.64:1 | AAA | Lc 89.3 | Fine for body text |
| #433E9F text on black | 2.42:1 | Fails | Lc -12.9 | 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 800.
-
Step 50
50
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E6E8FB
oklch(93.5% 0.026 281.1)
-
Step 200
200
#D2D6FA
oklch(88.4% 0.05 280.3)
-
Step 300
300
#B5BBFA
oklch(81% 0.089 280)
-
Step 400
400
#9095F7
oklch(70.7% 0.142 279.9)
-
Step 500
500
#7777F3
oklch(63.1% 0.181 279.9)
-
Step 600
600
#635CE2
oklch(55.7% 0.197 280.2)
-
Step 700
700
#524AC4
oklch(49% 0.184 280.1)
-
Step 800
800 (this color)
#433E9F
oklch(42.8% 0.152 280.1)
-
Step 900
900
#38367E
oklch(37.7% 0.118 280.3)
-
Step 950
950
#20204A
oklch(26.9% 0.076 280)
#433E9F 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) | #004FA2 | 0.064 |
| Deuteranopia (no green cones) | #00489D | 0.060 |
| Tritanopia (no blue cones) | #0F5568 | 0.131 |
| Achromatopsia (no color) | #4C4C4C | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433E9F
#433E9F
oklch(42.8% 0.152 280.1)
- #5B5000
#5B5000
oklch(42.9% 0.089 100.2)
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 #433E9F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.018
- Dark Slate Blue #483D8B ΔE 0.034
- Sapphire #2138AB ΔE 0.052
- Cobalt #1E488F ΔE 0.056
- Rebecca Purple #663399 ΔE 0.065
- Twilight #4E518B ΔE 0.067
- Blue With A Hint Of Purple #533CC6 ΔE 0.067
- Majorelle Blue #3F37C9 ΔE 0.069
Use #433E9F 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.