#540A45
Closest named color: Plum Purple (#4E0550). oklch(31% 0.123 338.2), rgb(84, 10, 69).
Aa
White text reads best on this color (13.94:1).
About this color
#540A45 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.123 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.028 away. White text reads best on it, at 13.94:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.123) |
| Temperature | warm |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.50:1 |
| White text | 13.94:1 |
Values
| HEX | #540A45 |
| RGB | rgb(84, 10, 69) |
| HSL | hsl(312, 79%, 18%) |
| OKLCH | oklch(31% 0.123 338.2) |
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 #540A45 | 13.94:1 | AAA | Lc -102.7 | Preferred for body text |
| Black text on #540A45 | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #540A45 text on white | 13.94:1 | AAA | Lc 99.5 | Preferred for body text |
| #540A45 text on black | 1.50:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#FFF1FA
oklch(97.2% 0.019 338.7)
-
Step 100
100
#FEE0F4
oklch(93.7% 0.042 338.1)
-
Step 200
200
#FEC5EC
oklch(88.6% 0.082 338.2)
-
Step 300
300
#FD9AE1
oklch(80.9% 0.146 338.2)
-
Step 400
400
#F656D1
oklch(70.6% 0.233 338.2)
-
Step 500
500
#E800C1
oklch(63.2% 0.277 338.2)
-
Step 600
600
#C400A2
oklch(55.6% 0.243 338.5)
-
Step 700
700
#A60089
oklch(49.2% 0.215 338.4)
-
Step 800
800
#890071
oklch(42.8% 0.187 338.3)
-
Step 900
900
#73005F
oklch(37.7% 0.165 338)
-
Step 950
950 (this color)
#540A45
oklch(31% 0.123 338.2)
#540A45 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) | #0E2546 | 0.138 |
| Deuteranopia (no green cones) | #283043 | 0.117 |
| Tritanopia (no blue cones) | #590F27 | 0.059 |
| Achromatopsia (no color) | #2C2C2C | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #540A45
#540A45
oklch(31% 0.123 338.2)
- #003B22
#003B22
oklch(31% 0.072 158.3)
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 #540A45, closest first.
No curated palette has a color within ΔE 0.04 of #540A45.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.028
- Deep Violet #490648 ΔE 0.029
- Grape Purple #5D1451 ΔE 0.032
- Eggplant Purple #430541 ΔE 0.043
- Aubergine #3D0734 ΔE 0.061
- Burgundy #610023 ΔE 0.068
- Dark Plum #3F012C ΔE 0.068
- Eggplant #380835 ΔE 0.071
Use #540A45 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.