#433D69
Closest named color: Dark Grey Blue (#29465B). oklch(38.7% 0.074 288.7), rgb(67, 61, 105).
Aa
White text reads best on this color (9.95:1).
About this color
#433D69 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.074 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.055 away. White text reads best on it, at 9.95:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.11:1 |
| White text | 9.95:1 |
Values
| HEX | #433D69 |
| RGB | rgb(67, 61, 105) |
| HSL | hsl(248, 27%, 33%) |
| OKLCH | oklch(38.7% 0.074 288.7) |
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 #433D69 | 9.95:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #433D69 | 2.11:1 | Fails | Lc 10.9 | Not readable |
| #433D69 text on white | 9.95:1 | AAA | Lc 93.0 | Preferred for body text |
| #433D69 text on black | 2.11:1 | Fails | Lc -9.4 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F4
oklch(93.5% 0.016 289.9)
-
Step 200
200
#D8D6ED
oklch(88.5% 0.031 289.7)
-
Step 300
300
#BFBBE3
oklch(80.8% 0.056 289.7)
-
Step 400
400
#9E98D5
oklch(70.7% 0.088 288.4)
-
Step 500
500
#877DC9
oklch(63% 0.113 288.8)
-
Step 600
600
#7265B6
oklch(55.6% 0.123 289.1)
-
Step 700
700
#5F549D
oklch(49.1% 0.114 288.4)
-
Step 800
800
#4E457F
oklch(42.7% 0.094 288.9)
-
Step 900
900 (this color)
#433D69
oklch(38.7% 0.074 288.7)
-
Step 950
950
#26223C
oklch(27% 0.048 289.9)
#433D69 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) | #2F446B | 0.034 |
| Deuteranopia (no green cones) | #2F4268 | 0.032 |
| Tritanopia (no blue cones) | #3A454E | 0.061 |
| Achromatopsia (no color) | #434343 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433D69
#433D69
oklch(38.7% 0.074 288.7)
- #484710
#484710
oklch(38.7% 0.074 108.4)
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 #433D69, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.055
- Dark Slate Blue #483D8B ΔE 0.058
- Twilight Blue #0A437A ΔE 0.066
- Charcoal #264653 ΔE 0.067
- Prussian Blue #1D3557 ΔE 0.071
- Charcoal Grey #3C4142 ΔE 0.074
- Dark Blue Grey #1F3B4D ΔE 0.074
- Dusk #4E5481 ΔE 0.075
Use #433D69 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.