#4B1B62
Closest named color: Royal Purple (#4B006E). oklch(33.2% 0.124 312.7), rgb(75, 27, 98).
Aa
White text reads best on this color (12.86:1).
About this color
#4B1B62 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.124 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.041 away. White text reads best on it, at 12.86:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.124) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.63:1 |
| White text | 12.86:1 |
Values
| HEX | #4B1B62 |
| RGB | rgb(75, 27, 98) |
| HSL | hsl(281, 57%, 25%) |
| OKLCH | oklch(33.2% 0.124 312.7) |
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 #4B1B62 | 12.86:1 | AAA | Lc -101.8 | Preferred for body text |
| Black text on #4B1B62 | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #4B1B62 text on white | 12.86:1 | AAA | Lc 98.4 | Preferred for body text |
| #4B1B62 text on black | 1.63:1 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#F0E5F7
oklch(93.6% 0.027 312.6)
-
Step 200
200
#E5D0F2
oklch(88.5% 0.051 312.6)
-
Step 300
300
#D5AFEC
oklch(80.8% 0.093 312.5)
-
Step 400
400
#C083E2
oklch(70.7% 0.148 312.6)
-
Step 500
500
#B05FDA
oklch(63.1% 0.191 312.6)
-
Step 600
600
#9C41C7
oklch(55.7% 0.206 312.9)
-
Step 700
700
#8531AC
oklch(49.1% 0.192 312.8)
-
Step 800
800
#6C2A8B
oklch(42.6% 0.159 312.9)
-
Step 900
900 (this color)
#4B1B62
oklch(33.2% 0.124 312.7)
-
Step 950
950
#331941
oklch(27% 0.077 312.4)
#4B1B62 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) | #002F64 | 0.112 |
| Deuteranopia (no green cones) | #153360 | 0.102 |
| Tritanopia (no blue cones) | #482A3C | 0.084 |
| Achromatopsia (no color) | #323232 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B1B62
#4B1B62
oklch(33.2% 0.124 312.7)
- #223F00
#223F00
oklch(33.2% 0.093 132.5)
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 #4B1B62, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.041
- Plum Purple #4E0550 ΔE 0.044
- Grape Purple #5D1451 ΔE 0.051
- Deep Violet #490648 ΔE 0.055
- Indigo #4B0082 ΔE 0.063
- Eggplant Purple #430541 ΔE 0.070
- Rich Purple #720058 ΔE 0.088
- Dark Purple #35063E ΔE 0.090
Use #4B1B62 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.