#492F7B
Closest named color: Dark Slate Blue (#483D8B). oklch(37.8% 0.124 295.7), rgb(73, 47, 123).
Aa
White text reads best on this color (10.62:1).
About this color
#492F7B is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.124 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.042 away. White text reads best on it, at 10.62:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.124) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.97:1 |
| White text | 10.62:1 |
Values
| HEX | #492F7B |
| RGB | rgb(73, 47, 123) |
| HSL | hsl(261, 45%, 33%) |
| OKLCH | oklch(37.8% 0.124 295.7) |
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 #492F7B | 10.62:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #492F7B | 1.97:1 | Fails | Lc 9.6 | Not readable |
| #492F7B text on white | 10.62:1 | AAA | Lc 94.3 | Preferred for body text |
| #492F7B text on black | 1.97:1 | Fails | Lc -8.3 | 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 900.
-
Step 50
50
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE7FA
oklch(93.7% 0.026 295.5)
-
Step 200
200
#DBD3F8
oklch(88.5% 0.051 295.2)
-
Step 300
300
#C5B5F6
oklch(80.9% 0.092 295.6)
-
Step 400
400
#A98BF2
oklch(70.6% 0.149 295.8)
-
Step 500
500
#956AED
oklch(63% 0.19 295.6)
-
Step 600
600
#814DDC
oklch(55.6% 0.207 295.6)
-
Step 700
700
#6D3DBF
oklch(49.1% 0.192 295.3)
-
Step 800
800
#59349A
oklch(42.8% 0.158 295.6)
-
Step 900
900 (this color)
#492F7B
oklch(37.8% 0.124 295.7)
-
Step 950
950
#2A1C48
oklch(26.9% 0.079 295.3)
#492F7B 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) | #003F7D | 0.086 |
| Deuteranopia (no green cones) | #0C3D79 | 0.081 |
| Tritanopia (no blue cones) | #3D3F50 | 0.096 |
| Achromatopsia (no color) | #3E3E3E | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #492F7B
#492F7B
oklch(37.8% 0.124 295.7)
- #404700
#404700
oklch(37.8% 0.086 116)
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 #492F7B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.042
- Blueberry #464196 ΔE 0.060
- Indigo #4B0082 ΔE 0.070
- Rebecca Purple #663399 ΔE 0.074
- Royal Purple #4B006E ΔE 0.078
- Cobalt #1E488F ΔE 0.084
- Twilight Blue #0A437A ΔE 0.086
- Imperial Purple #480CA8 ΔE 0.088
Use #492F7B 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.