#542981
Closest named color: Dark Slate Blue (#483D8B). oklch(38.6% 0.142 302.7), rgb(84, 41, 129).
Aa
White text reads best on this color (10.44:1).
About this color
#542981 is a dark, vivid purple. In OKLCH its lightness is 39%, its chroma 0.142 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 0.051 away. White text reads best on it, at 10.44:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.01:1 |
| White text | 10.44:1 |
Values
| HEX | #542981 |
| RGB | rgb(84, 41, 129) |
| HSL | hsl(269, 52%, 33%) |
| OKLCH | oklch(38.6% 0.142 302.7) |
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 #542981 | 10.44:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #542981 | 2.01:1 | Fails | Lc 10.2 | Not readable |
| #542981 text on white | 10.44:1 | AAA | Lc 93.7 | Preferred for body text |
| #542981 text on black | 2.01:1 | 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
#F7F3FE
oklch(97% 0.015 302.6)
-
Step 100
100
#EEE5FB
oklch(93.5% 0.031 304.3)
-
Step 200
200
#E0D0FA
oklch(88.4% 0.059 302.5)
-
Step 300
300
#CEB0FA
oklch(80.9% 0.107 302.7)
-
Step 400
400
#B683F7
oklch(70.8% 0.17 302.6)
-
Step 500
500
#A55DF3
oklch(63.1% 0.217 302.7)
-
Step 600
600
#913BE2
oklch(55.6% 0.237 302.6)
-
Step 700
700
#7C2AC4
oklch(49.1% 0.22 302.9)
-
Step 800
800
#64269F
oklch(42.7% 0.183 302.4)
-
Step 900
900 (this color)
#542981
oklch(38.6% 0.142 302.7)
-
Step 950
950
#30184A
oklch(27.1% 0.09 303)
#542981 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) | #003F84 | 0.108 |
| Deuteranopia (no green cones) | #053F7F | 0.107 |
| Tritanopia (no blue cones) | #4B3D51 | 0.106 |
| Achromatopsia (no color) | #404040 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #542981
#542981
oklch(38.6% 0.142 302.7)
- #3B4B00
#3B4B00
oklch(38.5% 0.094 122.5)
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 #542981, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.051
- Rebecca Purple #663399 ΔE 0.057
- Indigo #4B0082 ΔE 0.060
- Blueberry #464196 ΔE 0.066
- Royal Purple #4B006E ΔE 0.072
- Chrysanthemum #560BAD ΔE 0.079
- Imperial Purple #480CA8 ΔE 0.080
- Grape Purple #5D1451 ΔE 0.090
Use #542981 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.