#492E83
Closest named color: Dark Slate Blue (#483D8B). oklch(38.3% 0.136 293.6), rgb(73, 46, 131).
Aa
White text reads best on this color (10.49:1).
About this color
#492E83 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.136 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.038 away. White text reads best on it, at 10.49:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.00:1 |
| White text | 10.49:1 |
Values
| HEX | #492E83 |
| RGB | rgb(73, 46, 131) |
| HSL | hsl(259, 48%, 35%) |
| OKLCH | oklch(38.3% 0.136 293.6) |
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 #492E83 | 10.49:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #492E83 | 2.00:1 | Fails | Lc 10.0 | Not readable |
| #492E83 text on white | 10.49:1 | AAA | Lc 93.9 | Preferred for body text |
| #492E83 text on black | 2.00:1 | Fails | Lc -8.6 | 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
#EAE7FC
oklch(93.7% 0.028 292.4)
-
Step 200
200
#DAD3FC
oklch(88.5% 0.056 293)
-
Step 300
300
#C3B4FD
oklch(80.8% 0.103 293.4)
-
Step 400
400
#A78AFB
oklch(70.8% 0.162 293.7)
-
Step 500
500
#9367F9
oklch(63.1% 0.208 293.4)
-
Step 600
600
#7F48E8
oklch(55.6% 0.227 293.4)
-
Step 700
700
#6C37C9
oklch(49.1% 0.21 293.7)
-
Step 800
800
#582FA3
oklch(42.7% 0.175 293.8)
-
Step 900
900 (this color)
#492E83
oklch(38.3% 0.136 293.6)
-
Step 950
950
#2A1B4C
oklch(27.1% 0.087 293.9)
#492E83 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) | #004086 | 0.086 |
| Deuteranopia (no green cones) | #003E81 | 0.086 |
| Tritanopia (no blue cones) | #394254 | 0.108 |
| Achromatopsia (no color) | #3F3F3F | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #492E83
#492E83
oklch(38.3% 0.136 293.6)
- #434800
#434800
oklch(38.4% 0.086 114.2)
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 #492E83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.038
- Blueberry #464196 ΔE 0.053
- Indigo #4B0082 ΔE 0.065
- Rebecca Purple #663399 ΔE 0.067
- Imperial Purple #480CA8 ΔE 0.075
- Royal Purple #4B006E ΔE 0.080
- Chrysanthemum #560BAD ΔE 0.081
- Cobalt #1E488F ΔE 0.082
Use #492E83 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.