#542D7D
Closest named color: Dark Slate Blue (#483D8B). oklch(38.9% 0.131 303.3), rgb(84, 45, 125).
Aa
White text reads best on this color (10.25:1).
About this color
#542D7D is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.131 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.046 away. White text reads best on it, at 10.25:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.04:1 |
| White text | 10.25:1 |
Values
| HEX | #542D7D |
| RGB | rgb(84, 45, 125) |
| HSL | hsl(269, 47%, 33%) |
| OKLCH | oklch(38.9% 0.131 303.3) |
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 #542D7D | 10.25:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #542D7D | 2.04:1 | Fails | Lc 10.6 | Not readable |
| #542D7D text on white | 10.25:1 | AAA | Lc 93.4 | Preferred for body text |
| #542D7D text on black | 2.04:1 | Fails | Lc -9.1 | 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
#F7F3FD
oklch(97% 0.014 304.1)
-
Step 100
100
#EDE6FA
oklch(93.6% 0.028 301.7)
-
Step 200
200
#E0D1F8
oklch(88.5% 0.055 302.8)
-
Step 300
300
#CDB1F5
oklch(80.8% 0.099 303.1)
-
Step 400
400
#B585F0
oklch(70.6% 0.158 303.3)
-
Step 500
500
#A462EB
oklch(63.2% 0.201 303.3)
-
Step 600
600
#8F43D9
oklch(55.6% 0.218 303.1)
-
Step 700
700
#7A32BC
oklch(49% 0.204 303.3)
-
Step 800
800
#632C98
oklch(42.7% 0.168 303.2)
-
Step 900
900 (this color)
#542D7D
oklch(38.9% 0.131 303.3)
-
Step 950
950
#2F1947
oklch(26.9% 0.084 303.3)
#542D7D 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) | #004080 | 0.106 |
| Deuteranopia (no green cones) | #17417B | 0.096 |
| Tritanopia (no blue cones) | #4C3E50 | 0.098 |
| Achromatopsia (no color) | #414141 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #542D7D
#542D7D
oklch(38.9% 0.131 303.3)
- #3B4C00
#3B4C00
oklch(38.8% 0.095 123)
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 #542D7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.046
- Rebecca Purple #663399 ΔE 0.059
- Blueberry #464196 ΔE 0.063
- Indigo #4B0082 ΔE 0.069
- Royal Purple #4B006E ΔE 0.078
- Grape Purple #5D1451 ΔE 0.086
- Chrysanthemum #560BAD ΔE 0.089
- Imperial Purple #480CA8 ΔE 0.089
Use #542D7D 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.