#492D92
Closest named color: Dark Slate Blue (#483D8B). oklch(39.4% 0.157 290), rgb(73, 45, 146).
Aa
White text reads best on this color (10.12:1).
About this color
#492D92 is a dark, vivid purple. In OKLCH its lightness is 39%, its chroma 0.157 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.039 away. White text reads best on it, at 10.12:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.07:1 |
| White text | 10.12:1 |
Values
| HEX | #492D92 |
| RGB | rgb(73, 45, 146) |
| HSL | hsl(257, 53%, 37%) |
| OKLCH | oklch(39.4% 0.157 290) |
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 #492D92 | 10.12:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #492D92 | 2.07:1 | Fails | Lc 11.0 | Not readable |
| #492D92 text on white | 10.12:1 | AAA | Lc 92.9 | Preferred for body text |
| #492D92 text on black | 2.07:1 | Fails | Lc -9.5 | 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E9E7FF
oklch(93.7% 0.032 289.6)
-
Step 200
200
#D8D3FF
oklch(88.5% 0.06 290.3)
-
Step 300
300
#BFB5FF
oklch(80.8% 0.104 290.1)
-
Step 400
400
#A18BFF
oklch(70.7% 0.166 290.2)
-
Step 500
500
#8C68FF
oklch(63.1% 0.214 289.8)
-
Step 600
600
#7B3CFD
oklch(55.6% 0.261 289.9)
-
Step 700
700
#682ADC
oklch(49% 0.243 290)
-
Step 800
800
#5527B2
oklch(42.8% 0.201 290.2)
-
Step 900
900 (this color)
#492D92
oklch(39.4% 0.157 290)
-
Step 950
950
#281952
oklch(27% 0.099 290.3)
#492D92 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) | #004395 | 0.085 |
| Deuteranopia (no green cones) | #003F90 | 0.083 |
| Tritanopia (no blue cones) | #31465B | 0.127 |
| Achromatopsia (no color) | #424242 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #492D92
#492D92
oklch(39.4% 0.157 290)
- #494900
#494900
oklch(39.2% 0.086 109.8)
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 #492D92, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.039
- Blueberry #464196 ΔE 0.046
- Imperial Purple #480CA8 ΔE 0.054
- Rebecca Purple #663399 ΔE 0.059
- Chrysanthemum #560BAD ΔE 0.060
- Indigo Blue #3A18B1 ΔE 0.067
- Indigo #4B0082 ΔE 0.068
- Sapphire #2138AB ΔE 0.072
Use #492D92 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.