#49398C
Closest named color: Dark Slate Blue (#483D8B). oklch(40.9% 0.132 288), rgb(73, 57, 140).
Aa
White text reads best on this color (9.34:1).
About this color
#49398C is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.132 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.010 away. White text reads best on it, at 9.34:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.24:1 |
| White text | 9.34:1 |
Values
| HEX | #49398C |
| RGB | rgb(73, 57, 140) |
| HSL | hsl(252, 42%, 39%) |
| OKLCH | oklch(40.9% 0.132 288) |
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 #49398C | 9.34:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #49398C | 2.24:1 | Fails | Lc 12.7 | Not readable |
| #49398C text on white | 9.34:1 | AAA | Lc 91.3 | Preferred for body text |
| #49398C text on black | 2.24:1 | Fails | Lc -11.1 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E9E8F8
oklch(93.6% 0.021 288.9)
-
Step 200
200
#D7D5F5
oklch(88.5% 0.044 288.3)
-
Step 300
300
#BDB9F0
oklch(80.8% 0.077 287.9)
-
Step 400
400
#9D93E9
oklch(70.6% 0.124 288.1)
-
Step 500
500
#8776E2
oklch(63.1% 0.158 288.2)
-
Step 600
600
#725CD0
oklch(55.6% 0.172 288.2)
-
Step 700
700
#5F4BB4
oklch(49% 0.16 287.8)
-
Step 800
800 (this color)
#49398C
oklch(40.9% 0.132 288)
-
Step 900
900
#403674
oklch(37.7% 0.102 287.9)
-
Step 950
950
#252044
oklch(26.9% 0.065 287.6)
#49398C 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) | #00498F | 0.076 |
| Deuteranopia (no green cones) | #00448A | 0.075 |
| Tritanopia (no blue cones) | #334C5D | 0.109 |
| Achromatopsia (no color) | #474747 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #49398C
#49398C
oklch(40.9% 0.132 288)
- #4F4D00
#4F4D00
oklch(40.9% 0.088 108)
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 #49398C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.010
- Blueberry #464196 ΔE 0.025
- Rebecca Purple #663399 ΔE 0.058
- Cobalt #1E488F ΔE 0.062
- Twilight #4E518B ΔE 0.066
- Sapphire #2138AB ΔE 0.076
- Dusk Blue #26538D ΔE 0.077
- Dusk #4E5481 ΔE 0.080
Use #49398C 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.