#433569
Closest named color: Dark Slate Blue (#483D8B). oklch(37% 0.088 294.1), rgb(67, 53, 105).
Aa
White text reads best on this color (10.75:1).
About this color
#433569 is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.088 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.060 away. White text reads best on it, at 10.75:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.95:1 |
| White text | 10.75:1 |
Values
| HEX | #433569 |
| RGB | rgb(67, 53, 105) |
| HSL | hsl(256, 33%, 31%) |
| OKLCH | oklch(37% 0.088 294.1) |
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 #433569 | 10.75:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #433569 | 1.95:1 | Fails | Lc 9.1 | Not readable |
| #433569 text on white | 10.75:1 | AAA | Lc 94.8 | Preferred for body text |
| #433569 text on black | 1.95:1 | Fails | Lc -7.8 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F6
oklch(93.7% 0.019 292.6)
-
Step 200
200
#DAD5F0
oklch(88.5% 0.037 294.1)
-
Step 300
300
#C2B9E8
oklch(80.9% 0.066 293.6)
-
Step 400
400
#A494DC
oklch(70.8% 0.105 293.8)
-
Step 500
500
#8F77D2
oklch(63% 0.135 294.3)
-
Step 600
600
#7A5EBF
oklch(55.6% 0.147 294.5)
-
Step 700
700
#674DA5
oklch(49.1% 0.137 294.5)
-
Step 800
800
#544086
oklch(42.8% 0.113 294.3)
-
Step 900
900 (this color)
#433569
oklch(37% 0.088 294.1)
-
Step 950
950
#28203F
oklch(26.9% 0.057 294.1)
#433569 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) | #233E6B | 0.051 |
| Deuteranopia (no green cones) | #263D68 | 0.047 |
| Tritanopia (no blue cones) | #3A3F4A | 0.071 |
| Achromatopsia (no color) | #3E3E3E | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433569
#433569
oklch(37% 0.088 294.1)
- #404400
#404400
oklch(37% 0.083 113.5)
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 #433569, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.060
- Prussian Blue #1D3557 ΔE 0.068
- Dark Grey Blue #29465B ΔE 0.071
- Twilight Blue #0A437A ΔE 0.073
- Marine Blue #01386A ΔE 0.075
- Blueberry #464196 ΔE 0.079
- Dark Blue Grey #1F3B4D ΔE 0.079
- Charcoal #264653 ΔE 0.082
Use #433569 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.