#433E82
Closest named color: Dark Slate Blue (#483D8B). oklch(40.5% 0.111 283.6), rgb(67, 62, 130).
Aa
White text reads best on this color (9.33:1).
About this color
#433E82 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.111 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.018 away. White text reads best on it, at 9.33:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.25:1 |
| White text | 9.33:1 |
Values
| HEX | #433E82 |
| RGB | rgb(67, 62, 130) |
| HSL | hsl(244, 35%, 38%) |
| OKLCH | oklch(40.5% 0.111 283.6) |
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 #433E82 | 9.33:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #433E82 | 2.25:1 | Fails | Lc 12.6 | Not readable |
| #433E82 text on white | 9.33:1 | AAA | Lc 91.4 | Preferred for body text |
| #433E82 text on black | 2.25:1 | Fails | Lc -11.0 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E8E8F6
oklch(93.5% 0.019 286)
-
Step 200
200
#D5D7F1
oklch(88.6% 0.036 282.1)
-
Step 300
300
#BBBCEA
oklch(81% 0.065 283.9)
-
Step 400
400
#9898DF
oklch(70.7% 0.103 283.5)
-
Step 500
500
#807DD6
oklch(63.1% 0.132 283.5)
-
Step 600
600
#6A64C3
oklch(55.5% 0.144 283.5)
-
Step 700
700
#5953A9
oklch(49.2% 0.133 283.5)
-
Step 800
800 (this color)
#433E82
oklch(40.5% 0.111 283.6)
-
Step 900
900
#3C3A6D
oklch(37.7% 0.086 283.3)
-
Step 950
950
#232240
oklch(26.9% 0.055 283.6)
#433E82 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) | #1F4984 | 0.050 |
| Deuteranopia (no green cones) | #1B4580 | 0.051 |
| Tritanopia (no blue cones) | #2E4D5A | 0.095 |
| Achromatopsia (no color) | #474747 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433E82
#433E82
oklch(40.5% 0.111 283.6)
- #514B00
#514B00
oklch(40.6% 0.086 104.3)
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 #433E82, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.018
- Blueberry #464196 ΔE 0.034
- Cobalt #1E488F ΔE 0.051
- Twilight #4E518B ΔE 0.057
- Twilight Blue #0A437A ΔE 0.063
- Dusk Blue #26538D ΔE 0.064
- Light Navy #155084 ΔE 0.065
- Dusk #4E5481 ΔE 0.067
Use #433E82 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.