#48398E
Closest named color: Dark Slate Blue (#483D8B). oklch(40.9% 0.135 286.9), rgb(72, 57, 142).
Aa
White text reads best on this color (9.32:1).
About this color
#48398E is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.135 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.012 away. White text reads best on it, at 9.32:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.25:1 |
| White text | 9.32:1 |
Values
| HEX | #48398E |
| RGB | rgb(72, 57, 142) |
| HSL | hsl(251, 43%, 39%) |
| OKLCH | oklch(40.9% 0.135 286.9) |
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 #48398E | 9.32:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #48398E | 2.25:1 | Fails | Lc 12.7 | Not readable |
| #48398E text on white | 9.32:1 | AAA | Lc 91.2 | Preferred for body text |
| #48398E text on black | 2.25:1 | 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
#D6D5F5
oklch(88.4% 0.044 286.9)
-
Step 300
300
#BCB9F2
oklch(80.8% 0.08 286.9)
-
Step 400
400
#9C93EB
oklch(70.7% 0.127 287.4)
-
Step 500
500
#8576E5
oklch(63.1% 0.162 287)
-
Step 600
600
#705CD3
oklch(55.6% 0.176 286.9)
-
Step 700
700
#5E4BB6
oklch(49.1% 0.162 287)
-
Step 800
800 (this color)
#48398E
oklch(40.9% 0.135 286.9)
-
Step 900
900
#3F3676
oklch(37.7% 0.106 286.6)
-
Step 950
950
#252045
oklch(27% 0.067 287.2)
#48398E 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) | #004991 | 0.075 |
| Deuteranopia (no green cones) | #00448C | 0.074 |
| Tritanopia (no blue cones) | #304C5E | 0.111 |
| Achromatopsia (no color) | #474747 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #48398E
#48398E
oklch(40.9% 0.135 286.9)
- #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 #48398E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.012
- Blueberry #464196 ΔE 0.023
- Rebecca Purple #663399 ΔE 0.058
- Cobalt #1E488F ΔE 0.061
- Twilight #4E518B ΔE 0.067
- Sapphire #2138AB ΔE 0.072
- Dusk Blue #26538D ΔE 0.077
- Imperial Purple #480CA8 ΔE 0.080
Use #48398E 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.