#43356A
Closest named color: Dark Slate Blue (#483D8B). oklch(37.1% 0.089 293.8), rgb(67, 53, 106).
Aa
White text reads best on this color (10.73:1).
About this color
#43356A is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.089 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 0.058 away. White text reads best on it, at 10.73:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.95:1 |
| White text | 10.73:1 |
Values
| HEX | #43356A |
| RGB | rgb(67, 53, 106) |
| HSL | hsl(256, 33%, 31%) |
| OKLCH | oklch(37.1% 0.089 293.8) |
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 #43356A | 10.73:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #43356A | 1.95:1 | Fails | Lc 9.2 | Not readable |
| #43356A text on white | 10.73:1 | AAA | Lc 94.7 | Preferred for body text |
| #43356A text on black | 1.95:1 | Fails | Lc -7.9 | 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 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
#A493DD
oklch(70.6% 0.108 294)
-
Step 500
500
#8E77D3
oklch(63% 0.136 293.6)
-
Step 600
600
#795EC1
oklch(55.6% 0.149 293.5)
-
Step 700
700
#664DA6
oklch(49% 0.138 293.6)
-
Step 800
800
#534087
oklch(42.8% 0.114 293.3)
-
Step 900
900 (this color)
#43356A
oklch(37.1% 0.089 293.8)
-
Step 950
950
#28203F
oklch(26.9% 0.057 294.1)
#43356A 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) | #233E6C | 0.051 |
| Deuteranopia (no green cones) | #253D69 | 0.048 |
| Tritanopia (no blue cones) | #3A3F4A | 0.072 |
| Achromatopsia (no color) | #3E3E3E | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43356A
#43356A
oklch(37.1% 0.089 293.8)
- #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 #43356A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.058
- Prussian Blue #1D3557 ΔE 0.068
- Dark Grey Blue #29465B ΔE 0.071
- Twilight Blue #0A437A ΔE 0.072
- Marine Blue #01386A ΔE 0.075
- Blueberry #464196 ΔE 0.077
- Dark Blue Grey #1F3B4D ΔE 0.080
- Charcoal #264653 ΔE 0.083
Use #43356A 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.