#4E218B
Closest named color: Indigo (#4B0082). oklch(37.7% 0.163 297.1), rgb(78, 33, 139).
Aa
White text reads best on this color (10.97:1).
About this color
#4E218B is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.163 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.044 away. White text reads best on it, at 10.97:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.91:1 |
| White text | 10.97:1 |
Values
| HEX | #4E218B |
| RGB | rgb(78, 33, 139) |
| HSL | hsl(265, 62%, 34%) |
| OKLCH | oklch(37.7% 0.163 297.1) |
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 #4E218B | 10.97:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #4E218B | 1.91:1 | Fails | Lc 9.3 | Not readable |
| #4E218B text on white | 10.97:1 | AAA | Lc 94.6 | Preferred for body text |
| #4E218B text on black | 1.91:1 | Fails | Lc -8.0 | 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
#F6F3FF
oklch(97% 0.016 297.5)
-
Step 100
100
#ECE5FF
oklch(93.5% 0.036 298)
-
Step 200
200
#DDD1FF
oklch(88.5% 0.064 297)
-
Step 300
300
#C8B2FF
oklch(81% 0.109 297)
-
Step 400
400
#AE85FF
oklch(70.8% 0.175 297.2)
-
Step 500
500
#9C5EFF
oklch(63.1% 0.228 297.1)
-
Step 600
600
#8B2CFA
oklch(55.6% 0.272 297)
-
Step 700
700
#7718DA
oklch(49.2% 0.253 297.2)
-
Step 800
800
#601BB0
oklch(42.7% 0.21 297)
-
Step 900
900 (this color)
#4E218B
oklch(37.7% 0.163 297.1)
-
Step 950
950
#2D1651
oklch(27% 0.102 296.9)
#4E218B 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) | #003D8E | 0.103 |
| Deuteranopia (no green cones) | #003B89 | 0.103 |
| Tritanopia (no blue cones) | #3E3D54 | 0.125 |
| Achromatopsia (no color) | #3C3C3C | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E218B
#4E218B
oklch(37.7% 0.163 297.1)
- #3F4700
#3F4700
oklch(37.7% 0.087 116.8)
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 #4E218B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.044
- Imperial Purple #480CA8 ΔE 0.054
- Chrysanthemum #560BAD ΔE 0.059
- Dark Slate Blue #483D8B ΔE 0.060
- Rebecca Purple #663399 ΔE 0.066
- Royal Purple #4B006E ΔE 0.068
- Blueberry #464196 ΔE 0.071
- Indigo Blue #3A18B1 ΔE 0.077
Use #4E218B 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.