#5C337E
Closest named color: Dark Slate Blue (#483D8B). oklch(40.9% 0.125 306.9), rgb(92, 51, 126).
Aa
White text reads best on this color (9.41:1).
About this color
#5C337E is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.125 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.046 away. White text reads best on it, at 9.41:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.125) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.22:1 |
| White text | 9.41:1 |
Values
| HEX | #5C337E |
| RGB | rgb(92, 51, 126) |
| HSL | hsl(273, 42%, 35%) |
| OKLCH | oklch(40.9% 0.125 306.9) |
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 #5C337E | 9.41:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #5C337E | 2.22:1 | Fails | Lc 12.5 | Not readable |
| #5C337E text on white | 9.41:1 | AAA | Lc 91.4 | Preferred for body text |
| #5C337E text on black | 2.22:1 | Fails | Lc -10.9 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE6F5
oklch(93.5% 0.021 306.8)
-
Step 200
200
#E0D3EF
oklch(88.6% 0.04 306.5)
-
Step 300
300
#CDB5E6
oklch(81% 0.073 307)
-
Step 400
400
#B48CDA
oklch(70.7% 0.119 307.1)
-
Step 500
500
#A16ECF
oklch(63.1% 0.149 306.9)
-
Step 600
600
#8C54BC
oklch(55.6% 0.162 306.7)
-
Step 700
700
#7743A2
oklch(49% 0.152 306.9)
-
Step 800
800 (this color)
#5C337E
oklch(40.9% 0.125 306.9)
-
Step 900
900
#4F3169
oklch(37.6% 0.097 307.1)
-
Step 950
950
#2E1D3E
oklch(26.9% 0.063 306.4)
#5C337E 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) | #174580 | 0.103 |
| Deuteranopia (no green cones) | #27477C | 0.093 |
| Tritanopia (no blue cones) | #574153 | 0.090 |
| Achromatopsia (no color) | #464646 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5C337E
#5C337E
oklch(40.9% 0.125 306.9)
- #3B5400
#3B5400
oklch(41% 0.106 126.8)
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 #5C337E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.046
- Rebecca Purple #663399 ΔE 0.048
- Blueberry #464196 ΔE 0.061
- Twilight #4E518B ΔE 0.079
- Dusk #4E5481 ΔE 0.088
- Indigo #4B0082 ΔE 0.089
- Purple #800080 ΔE 0.090
- Grape Purple #5D1451 ΔE 0.092
Use #5C337E 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.