#4B4073
Closest named color: Dark Slate Blue (#483D8B). oklch(40.7% 0.084 292.2), rgb(75, 64, 115).
Aa
White text reads best on this color (9.21:1).
About this color
#4B4073 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.084 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.043 away. White text reads best on it, at 9.21:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.28:1 |
| White text | 9.21:1 |
Values
| HEX | #4B4073 |
| RGB | rgb(75, 64, 115) |
| HSL | hsl(253, 28%, 35%) |
| OKLCH | oklch(40.7% 0.084 292.2) |
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 #4B4073 | 9.21:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #4B4073 | 2.28:1 | Fails | Lc 12.8 | Not readable |
| #4B4073 text on white | 9.21:1 | AAA | Lc 91.1 | Preferred for body text |
| #4B4073 text on black | 2.28:1 | Fails | Lc -11.2 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#EAE8F3
oklch(93.6% 0.015 294.5)
-
Step 200
200
#D9D6EA
oklch(88.4% 0.027 292.7)
-
Step 300
300
#C1BBDE
oklch(80.8% 0.049 293.1)
-
Step 400
400
#A198CE
oklch(70.7% 0.078 291.9)
-
Step 500
500
#8B7EC1
oklch(63.1% 0.1 292.2)
-
Step 600
600
#7566AE
oklch(55.6% 0.11 292)
-
Step 700
700
#635595
oklch(49.2% 0.101 292.3)
-
Step 800
800 (this color)
#4B4073
oklch(40.7% 0.084 292.2)
-
Step 900
900
#423B61
oklch(37.7% 0.064 291.5)
-
Step 950
950
#272339
oklch(27.1% 0.041 291.8)
#4B4073 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) | #304875 | 0.043 |
| Deuteranopia (no green cones) | #314772 | 0.042 |
| Tritanopia (no blue cones) | #424954 | 0.068 |
| Achromatopsia (no color) | #484848 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B4073
#4B4073
oklch(40.7% 0.084 292.2)
- #4B4E0B
#4B4E0B
oklch(40.8% 0.084 112.3)
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 #4B4073, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.043
- Twilight #4E518B ΔE 0.057
- Dusk #4E5481 ΔE 0.058
- Blueberry #464196 ΔE 0.058
- Dusty Grape #545775 ΔE 0.070
- Dark Grey Blue #29465B ΔE 0.070
- Cobalt #1E488F ΔE 0.071
- Dusk Blue #26538D ΔE 0.072
Use #4B4073 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.