#4B276F
Closest named color: Royal Purple (#4B006E). oklch(35.8% 0.121 303.9), rgb(75, 39, 111).
Aa
White text reads best on this color (11.54:1).
About this color
#4B276F is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.121 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.058 away. White text reads best on it, at 11.54:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.81:1 |
| White text | 11.54:1 |
Values
| HEX | #4B276F |
| RGB | rgb(75, 39, 111) |
| HSL | hsl(270, 48%, 29%) |
| OKLCH | oklch(35.8% 0.121 303.9) |
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 #4B276F | 11.54:1 | AAA | Lc -99.9 | Preferred for body text |
| Black text on #4B276F | 1.81:1 | Fails | Lc 7.7 | Not readable |
| #4B276F text on white | 11.54:1 | AAA | Lc 96.2 | Preferred for body text |
| #4B276F text on black | 1.81:1 | Fails | Lc 0.0 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EDE6F9
oklch(93.6% 0.026 302.6)
-
Step 200
200
#E0D2F5
oklch(88.6% 0.05 303.5)
-
Step 300
300
#CDB2F1
oklch(80.8% 0.092 304)
-
Step 400
400
#B488EA
oklch(70.7% 0.145 303.6)
-
Step 500
500
#A266E3
oklch(63.1% 0.186 303.7)
-
Step 600
600
#8E49D1
oklch(55.6% 0.202 303.8)
-
Step 700
700
#7939B5
oklch(49.2% 0.188 303.9)
-
Step 800
800
#623092
oklch(42.6% 0.155 303.9)
-
Step 900
900 (this color)
#4B276F
oklch(35.8% 0.121 303.9)
-
Step 950
950
#2F1B44
oklch(27.1% 0.076 304.3)
#4B276F 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) | #003871 | 0.099 |
| Deuteranopia (no green cones) | #14396D | 0.089 |
| Tritanopia (no blue cones) | #443647 | 0.089 |
| Achromatopsia (no color) | #393939 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B276F
#4B276F
oklch(35.8% 0.121 303.9)
- #334400
#334400
oklch(35.9% 0.089 124.1)
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 #4B276F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.058
- Indigo #4B0082 ΔE 0.062
- Dark Slate Blue #483D8B ΔE 0.068
- Grape Purple #5D1451 ΔE 0.070
- Plum Purple #4E0550 ΔE 0.076
- Blueberry #464196 ΔE 0.087
- Deep Violet #490648 ΔE 0.088
- Rebecca Purple #663399 ΔE 0.091
Use #4B276F 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.