#4B1A95
Closest named color: Imperial Purple (#480CA8). oklch(37.6% 0.181 293.6), rgb(75, 26, 149).
Aa
White text reads best on this color (11.16:1).
About this color
#4B1A95 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.181 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Imperial Purple (#480CA8), ΔE 0.034 away. White text reads best on it, at 11.16:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.181) |
| Temperature | in between |
| Nearest name | Imperial Purple (#480CA8) |
| Black text | 1.88:1 |
| White text | 11.16:1 |
Values
| HEX | #4B1A95 |
| RGB | rgb(75, 26, 149) |
| HSL | hsl(264, 70%, 34%) |
| OKLCH | oklch(37.6% 0.181 293.6) |
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 #4B1A95 | 11.16:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #4B1A95 | 1.88:1 | Fails | Lc 9.2 | Not readable |
| #4B1A95 text on white | 11.16:1 | AAA | Lc 94.7 | Preferred for body text |
| #4B1A95 text on black | 1.88:1 | Fails | Lc -7.9 | 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
#F6F4FF
oklch(97.2% 0.015 294.5)
-
Step 100
100
#EAE6FF
oklch(93.6% 0.034 293.1)
-
Step 200
200
#DAD2FF
oklch(88.5% 0.062 293.2)
-
Step 300
300
#C4B4FF
oklch(81% 0.106 293.7)
-
Step 400
400
#A788FF
oklch(70.7% 0.17 293.6)
-
Step 500
500
#9463FF
oklch(63.1% 0.221 293.5)
-
Step 600
600
#8430FF
oklch(55.6% 0.273 293.6)
-
Step 700
700
#7200E7
oklch(49.1% 0.272 293.5)
-
Step 800
800
#5D07BE
oklch(42.7% 0.233 293.4)
-
Step 900
900 (this color)
#4B1A95
oklch(37.6% 0.181 293.6)
-
Step 950
950
#2C1357
oklch(27% 0.114 294.2)
#4B1A95 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) | #003D98 | 0.101 |
| Deuteranopia (no green cones) | #003993 | 0.099 |
| Tritanopia (no blue cones) | #343E59 | 0.139 |
| Achromatopsia (no color) | #3B3B3B | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B1A95
#4B1A95
oklch(37.6% 0.181 293.6)
- #414500
#414500
oklch(37.4% 0.084 113.5)
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 #4B1A95, closest first.
No curated palette has a color within ΔE 0.04 of #4B1A95.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Purple #480CA8 ΔE 0.034
- Chrysanthemum #560BAD ΔE 0.044
- Indigo #4B0082 ΔE 0.045
- Indigo Blue #3A18B1 ΔE 0.059
- Dark Slate Blue #483D8B ΔE 0.071
- Rebecca Purple #663399 ΔE 0.074
- Royal Purple #4B006E ΔE 0.076
- Blueberry #464196 ΔE 0.077
Use #4B1A95 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.