#48398D
Closest named color: Dark Slate Blue (#483D8B). oklch(40.9% 0.134 287.1), rgb(72, 57, 141).
Aa
White text reads best on this color (9.35:1).
About this color
#48398D is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.134 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.011 away. White text reads best on it, at 9.35:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.134) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.24:1 |
| White text | 9.35:1 |
Values
| HEX | #48398D |
| RGB | rgb(72, 57, 141) |
| HSL | hsl(251, 42%, 39%) |
| OKLCH | oklch(40.9% 0.134 287.1) |
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 #48398D | 9.35:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #48398D | 2.24:1 | Fails | Lc 12.7 | Not readable |
| #48398D text on white | 9.35:1 | AAA | Lc 91.3 | Preferred for body text |
| #48398D 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
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D7D5F5
oklch(88.5% 0.044 288.3)
-
Step 300
300
#BDB9F1
oklch(80.8% 0.079 287.8)
-
Step 400
400
#9C94EA
oklch(70.8% 0.124 287)
-
Step 500
500
#8576E4
oklch(63% 0.161 287.1)
-
Step 600
600
#705CD2
oklch(55.6% 0.175 287.1)
-
Step 700
700
#5E4BB5
oklch(49% 0.161 287.1)
-
Step 800
800 (this color)
#48398D
oklch(40.9% 0.134 287.1)
-
Step 900
900
#3F3675
oklch(37.7% 0.104 286.8)
-
Step 950
950
#252045
oklch(27% 0.067 287.2)
#48398D 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) | #004990 | 0.075 |
| Deuteranopia (no green cones) | #00448B | 0.074 |
| Tritanopia (no blue cones) | #314C5D | 0.111 |
| Achromatopsia (no color) | #474747 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #48398D
#48398D
oklch(40.9% 0.134 287.1)
- #504D00
#504D00
oklch(41% 0.088 107.1)
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 #48398D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.011
- Blueberry #464196 ΔE 0.024
- Rebecca Purple #663399 ΔE 0.059
- Cobalt #1E488F ΔE 0.061
- Twilight #4E518B ΔE 0.067
- Sapphire #2138AB ΔE 0.073
- Dusk Blue #26538D ΔE 0.077
- Twilight Blue #0A437A ΔE 0.080
Use #48398D 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.