#543F95
Closest named color: Blueberry (#464196). oklch(43.7% 0.135 291), rgb(84, 63, 149).
Aa
White text reads best on this color (8.32:1).
About this color
#543F95 is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.135 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.023 away. White text reads best on it, at 8.32:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Blueberry (#464196) |
| Black text | 2.52:1 |
| White text | 8.32:1 |
Values
| HEX | #543F95 |
| RGB | rgb(84, 63, 149) |
| HSL | hsl(255, 41%, 42%) |
| OKLCH | oklch(43.7% 0.135 291) |
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 #543F95 | 8.32:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #543F95 | 2.52:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #543F95 text on white | 8.32:1 | AAA | Lc 88.4 | Fine for body text |
| #543F95 text on black | 2.52:1 | Fails | Lc -13.7 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E9E8F9
oklch(93.7% 0.023 288.7)
-
Step 200
200
#D9D5F5
oklch(88.6% 0.044 291.2)
-
Step 300
300
#C0B8F1
oklch(80.9% 0.08 290.9)
-
Step 400
400
#A191E9
oklch(70.6% 0.127 291.1)
-
Step 500
500
#8C74E2
oklch(63.2% 0.161 291.1)
-
Step 600
600
#7759D0
oklch(55.5% 0.176 291.2)
-
Step 700
700
#6448B4
oklch(49% 0.164 291.1)
-
Step 800
800 (this color)
#543F95
oklch(43.7% 0.135 291)
-
Step 900
900
#433474
oklch(37.6% 0.106 291.3)
-
Step 950
950
#271F44
oklch(26.9% 0.067 291.2)
#543F95 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) | #0E4F98 | 0.082 |
| Deuteranopia (no green cones) | #144C93 | 0.079 |
| Tritanopia (no blue cones) | #425264 | 0.110 |
| Achromatopsia (no color) | #4E4E4E | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #543F95
#543F95
oklch(43.7% 0.135 291)
- #545600
#545600
oklch(43.7% 0.096 111.3)
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 #543F95, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.023
- Dark Slate Blue #483D8B ΔE 0.027
- Rebecca Purple #663399 ΔE 0.041
- Twilight #4E518B ΔE 0.053
- Dusk #4E5481 ΔE 0.070
- Cobalt #1E488F ΔE 0.073
- Dusk Blue #26538D ΔE 0.078
- Blue With A Hint Of Purple #533CC6 ΔE 0.079
Use #543F95 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.