#5C2780
Closest named color: Rebecca Purple (#663399). oklch(39.3% 0.146 308.4), rgb(92, 39, 128).
Aa
White text reads best on this color (10.20:1).
About this color
#5C2780 is a dark, vivid purple. In OKLCH its lightness is 39%, its chroma 0.146 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.051 away. White text reads best on it, at 10.20:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | vivid (0.146) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.05:1 |
| White text | 10.20:1 |
Values
| HEX | #5C2780 |
| RGB | rgb(92, 39, 128) |
| HSL | hsl(276, 53%, 33%) |
| OKLCH | oklch(39.3% 0.146 308.4) |
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 #5C2780 | 10.20:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #5C2780 | 2.05:1 | Fails | Lc 10.9 | Not readable |
| #5C2780 text on white | 10.20:1 | AAA | Lc 93.1 | Preferred for body text |
| #5C2780 text on black | 2.05:1 | Fails | Lc -9.4 | 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
#F8F3FD
oklch(97.1% 0.014 308.3)
-
Step 100
100
#F0E5FB
oklch(93.7% 0.032 308.1)
-
Step 200
200
#E4CFF9
oklch(88.5% 0.061 307.7)
-
Step 300
300
#D5ADF7
oklch(80.9% 0.11 308.7)
-
Step 400
400
#C07EF3
oklch(70.8% 0.176 308.6)
-
Step 500
500
#B056EE
oklch(63.1% 0.224 308.5)
-
Step 600
600
#9C31DC
oklch(55.6% 0.243 308.7)
-
Step 700
700
#8520BF
oklch(49.1% 0.226 308.5)
-
Step 800
800
#6C1F9B
oklch(42.7% 0.188 308.3)
-
Step 900
900 (this color)
#5C2780
oklch(39.3% 0.146 308.4)
-
Step 950
950
#331648
oklch(27% 0.092 308.1)
#5C2780 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) | #003F83 | 0.123 |
| Deuteranopia (no green cones) | #15427E | 0.116 |
| Tritanopia (no blue cones) | #573A50 | 0.102 |
| Achromatopsia (no color) | #414141 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5C2780
#5C2780
oklch(39.3% 0.146 308.4)
- #355000
#355000
oklch(39.4% 0.104 128.5)
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 #5C2780, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.051
- Dark Slate Blue #483D8B ΔE 0.060
- Indigo #4B0082 ΔE 0.066
- Blueberry #464196 ΔE 0.075
- Royal Purple #4B006E ΔE 0.075
- Purple #800080 ΔE 0.080
- Chrysanthemum #560BAD ΔE 0.082
- Grape Purple #5D1451 ΔE 0.084
Use #5C2780 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.