#5C407E
Closest named color: Dark Slate Blue (#483D8B). oklch(43.1% 0.103 303.2), rgb(92, 64, 126).
Aa
White text reads best on this color (8.43:1).
About this color
#5C407E is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.103 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 0.044 away. White text reads best on it, at 8.43:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.48:1 |
| White text | 8.43:1 |
Values
| HEX | #5C407E |
| RGB | rgb(92, 64, 126) |
| HSL | hsl(267, 33%, 37%) |
| OKLCH | oklch(43.1% 0.103 303.2) |
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 #5C407E | 8.43:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #5C407E | 2.48:1 | Fails | Lc 15.1 | Dividers and decoration only |
| #5C407E text on white | 8.43:1 | AAA | Lc 88.9 | Fine for body text |
| #5C407E text on black | 2.48:1 | Fails | Lc -13.3 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F4
oklch(93.6% 0.018 303.4)
-
Step 200
200
#DDD4EC
oklch(88.4% 0.034 302.7)
-
Step 300
300
#C8B8E1
oklch(80.9% 0.059 302.9)
-
Step 400
400
#AD92D2
oklch(70.7% 0.096 303.4)
-
Step 500
500
#9976C6
oklch(63.2% 0.122 303.2)
-
Step 600
600
#845DB3
oklch(55.7% 0.134 303.3)
-
Step 700
700
#704C9A
oklch(49.1% 0.125 303.4)
-
Step 800
800 (this color)
#5C407E
oklch(43.1% 0.103 303.2)
-
Step 900
900
#4A3664
oklch(37.7% 0.079 302.8)
-
Step 950
950
#2C203B
oklch(27.1% 0.051 303.6)
#5C407E 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) | #2E4D80 | 0.073 |
| Deuteranopia (no green cones) | #354D7C | 0.067 |
| Tritanopia (no blue cones) | #564B59 | 0.078 |
| Achromatopsia (no color) | #4D4D4D | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5C407E
#5C407E
oklch(43.1% 0.103 303.2)
- #455906
#455906
oklch(43.2% 0.103 123.7)
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 #5C407E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.044
- Twilight #4E518B ΔE 0.050
- Blueberry #464196 ΔE 0.054
- Dusk #4E5481 ΔE 0.057
- Rebecca Purple #663399 ΔE 0.058
- Dusty Grape #545775 ΔE 0.071
- Denim Blue #3B5B92 ΔE 0.084
- YInMn Blue #415A77 ΔE 0.085
Use #5C407E 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.