#542587
Closest named color: Indigo (#4B0082). oklch(38.6% 0.155 301.3), rgb(84, 37, 135).
Aa
White text reads best on this color (10.54:1).
About this color
#542587 is a dark, vivid purple. In OKLCH its lightness is 39%, its chroma 0.155 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.053 away. White text reads best on it, at 10.54:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | vivid (0.155) |
| Temperature | in between |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.99:1 |
| White text | 10.54:1 |
Values
| HEX | #542587 |
| RGB | rgb(84, 37, 135) |
| HSL | hsl(269, 57%, 34%) |
| OKLCH | oklch(38.6% 0.155 301.3) |
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 #542587 | 10.54:1 | AAA | Lc -97.8 | Preferred for body text |
| Black text on #542587 | 1.99:1 | Fails | Lc 10.2 | Not readable |
| #542587 text on white | 10.54:1 | AAA | Lc 93.8 | Preferred for body text |
| #542587 text on black | 1.99:1 | Fails | Lc -8.8 | 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
#F7F3FF
oklch(97.1% 0.016 301.2)
-
Step 100
100
#EDE5FD
oklch(93.5% 0.033 300.9)
-
Step 200
200
#E0D0FE
oklch(88.5% 0.065 301)
-
Step 300
300
#CDAFFF
oklch(80.9% 0.115 301.1)
-
Step 400
400
#B680FF
oklch(70.7% 0.184 301.5)
-
Step 500
500
#A557FE
oklch(63.1% 0.237 301.3)
-
Step 600
600
#9130ED
oklch(55.5% 0.258 301.2)
-
Step 700
700
#7C1ECE
oklch(49% 0.239 301.4)
-
Step 800
800
#651EA7
oklch(42.7% 0.199 301.5)
-
Step 900
900 (this color)
#542587
oklch(38.6% 0.155 301.3)
-
Step 950
950
#30164D
oklch(27% 0.097 302)
#542587 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) | #003E8A | 0.110 |
| Deuteranopia (no green cones) | #003E85 | 0.111 |
| Tritanopia (no blue cones) | #493D53 | 0.115 |
| Achromatopsia (no color) | #3F3F3F | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #542587
#542587
oklch(38.6% 0.155 301.3)
- #3D4B00
#3D4B00
oklch(38.7% 0.093 121.1)
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 #542587, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.053
- Rebecca Purple #663399 ΔE 0.055
- Dark Slate Blue #483D8B ΔE 0.055
- Chrysanthemum #560BAD ΔE 0.067
- Blueberry #464196 ΔE 0.068
- Imperial Purple #480CA8 ΔE 0.068
- Royal Purple #4B006E ΔE 0.071
- Indigo Blue #3A18B1 ΔE 0.091
Use #542587 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.