#4B1859
Closest named color: Plum Purple (#4E0550). oklch(32.1% 0.119 318.2), rgb(75, 24, 89).
Aa
White text reads best on this color (13.34:1).
About this color
#4B1859 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.119 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.031 away. White text reads best on it, at 13.34:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.57:1 |
| White text | 13.34:1 |
Values
| HEX | #4B1859 |
| RGB | rgb(75, 24, 89) |
| HSL | hsl(287, 58%, 22%) |
| OKLCH | oklch(32.1% 0.119 318.2) |
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 #4B1859 | 13.34:1 | AAA | Lc -102.4 | Preferred for body text |
| Black text on #4B1859 | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #4B1859 text on white | 13.34:1 | AAA | Lc 99.1 | Preferred for body text |
| #4B1859 text on black | 1.57:1 | 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 950.
-
Step 50
50
#FBF2FE
oklch(97.2% 0.018 317.7)
-
Step 100
100
#F6E2FC
oklch(93.7% 0.041 318.4)
-
Step 200
200
#EFC9FB
oklch(88.4% 0.079 318)
-
Step 300
300
#E6A2FB
oklch(80.8% 0.141 318)
-
Step 400
400
#D868F9
oklch(70.7% 0.225 317.9)
-
Step 500
500
#CC25F5
oklch(63.1% 0.287 318.1)
-
Step 600
600
#B000D5
oklch(55.7% 0.27 318.2)
-
Step 700
700
#9400B4
oklch(49% 0.238 318.1)
-
Step 800
800
#7A0095
oklch(42.6% 0.207 318)
-
Step 900
900
#67007E
oklch(37.8% 0.183 318.1)
-
Step 950
950 (this color)
#4B1859
oklch(32.1% 0.119 318.2)
#4B1859 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) | #002C5B | 0.117 |
| Deuteranopia (no green cones) | #1B3157 | 0.101 |
| Tritanopia (no blue cones) | #4B2436 | 0.075 |
| Achromatopsia (no color) | #2F2F2F | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B1859
#4B1859
oklch(32.1% 0.119 318.2)
- #143E00
#143E00
oklch(32.1% 0.099 138.1)
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 #4B1859, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.031
- Deep Violet #490648 ΔE 0.040
- Grape Purple #5D1451 ΔE 0.043
- Royal Purple #4B006E ΔE 0.048
- Eggplant Purple #430541 ΔE 0.055
- Indigo #4B0082 ΔE 0.076
- Dark Purple #35063E ΔE 0.078
- Aubergine #3D0734 ΔE 0.078
Use #4B1859 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.