#542B92
Closest named color: Rebecca Purple (#663399). oklch(40.3% 0.16 296.8), rgb(84, 43, 146).
Aa
White text reads best on this color (9.82:1).
About this color
#542B92 is a dark, vivid purple. In OKLCH its lightness is 40%, its chroma 0.160 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.042 away. White text reads best on it, at 9.82:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.13:1 |
| White text | 9.82:1 |
Values
| HEX | #542B92 |
| RGB | rgb(84, 43, 146) |
| HSL | hsl(264, 54%, 37%) |
| OKLCH | oklch(40.3% 0.16 296.8) |
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 #542B92 | 9.82:1 | AAA | Lc -96.4 | Preferred for body text |
| Black text on #542B92 | 2.13:1 | Fails | Lc 11.8 | Not readable |
| #542B92 text on white | 9.82:1 | AAA | Lc 92.2 | Preferred for body text |
| #542B92 text on black | 2.13:1 | Fails | Lc -10.3 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE7FA
oklch(93.7% 0.026 295.5)
-
Step 200
200
#DCD3F8
oklch(88.6% 0.051 296.5)
-
Step 300
300
#C6B4F6
oklch(80.8% 0.094 296.8)
-
Step 400
400
#AB8BF2
oklch(70.8% 0.149 296.7)
-
Step 500
500
#9869ED
oklch(63.1% 0.192 297)
-
Step 600
600
#834CDB
oklch(55.6% 0.207 296.7)
-
Step 700
700
#6F3CBE
oklch(49.1% 0.192 296.6)
-
Step 800
800 (this color)
#542B92
oklch(40.3% 0.16 296.8)
-
Step 900
900
#4A2E7A
oklch(37.7% 0.124 297)
-
Step 950
950
#2B1C48
oklch(27.1% 0.079 296.5)
#542B92 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) | #004495 | 0.104 |
| Deuteranopia (no green cones) | #004290 | 0.104 |
| Tritanopia (no blue cones) | #44445B | 0.123 |
| Achromatopsia (no color) | #434343 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #542B92
#542B92
oklch(40.3% 0.16 296.8)
- #464E00
#464E00
oklch(40.3% 0.092 116.3)
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 #542B92, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.042
- Dark Slate Blue #483D8B ΔE 0.045
- Blueberry #464196 ΔE 0.053
- Chrysanthemum #560BAD ΔE 0.056
- Imperial Purple #480CA8 ΔE 0.060
- Indigo #4B0082 ΔE 0.068
- Indigo Blue #3A18B1 ΔE 0.079
- Grape #7209B7 ΔE 0.085
Use #542B92 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.