#502C87
Closest named color: Dark Slate Blue (#483D8B). oklch(39.1% 0.145 297.4), rgb(80, 44, 135).
Aa
White text reads best on this color (10.23:1).
About this color
#502C87 is a dark, vivid purple. In OKLCH its lightness is 39%, its chroma 0.145 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.041 away. White text reads best on it, at 10.23:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.05:1 |
| White text | 10.23:1 |
Values
| HEX | #502C87 |
| RGB | rgb(80, 44, 135) |
| HSL | hsl(264, 51%, 35%) |
| OKLCH | oklch(39.1% 0.145 297.4) |
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 #502C87 | 10.23:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #502C87 | 2.05:1 | Fails | Lc 10.7 | Not readable |
| #502C87 text on white | 10.23:1 | AAA | Lc 93.3 | Preferred for body text |
| #502C87 text on black | 2.05:1 | Fails | Lc -9.2 | 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
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#ECE6FD
oklch(93.6% 0.031 297.7)
-
Step 200
200
#DDD1FD
oklch(88.4% 0.061 297.6)
-
Step 300
300
#C8B2FE
oklch(80.9% 0.108 297.2)
-
Step 400
400
#AE85FE
oklch(70.7% 0.174 297.4)
-
Step 500
500
#9C60FB
oklch(63.1% 0.221 297.5)
-
Step 600
600
#883EEA
oklch(55.6% 0.24 297.5)
-
Step 700
700
#742DCC
oklch(49.1% 0.224 297.5)
-
Step 800
800
#5E28A5
oklch(42.7% 0.186 297.5)
-
Step 900
900 (this color)
#502C87
oklch(39.1% 0.145 297.4)
-
Step 950
950
#2C194D
oklch(27% 0.092 296.6)
#502C87 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) | #00418A | 0.098 |
| Deuteranopia (no green cones) | #004085 | 0.099 |
| Tritanopia (no blue cones) | #434155 | 0.111 |
| Achromatopsia (no color) | #414141 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #502C87
#502C87
oklch(39.1% 0.145 297.4)
- #424B00
#424B00
oklch(39.1% 0.09 117.3)
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 #502C87, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.041
- Rebecca Purple #663399 ΔE 0.054
- Blueberry #464196 ΔE 0.055
- Indigo #4B0082 ΔE 0.063
- Imperial Purple #480CA8 ΔE 0.071
- Chrysanthemum #560BAD ΔE 0.072
- Royal Purple #4B006E ΔE 0.080
- Indigo Blue #3A18B1 ΔE 0.089
Use #502C87 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.