#4E27B8
Closest named color: Violet Blue (#510AC9). oklch(42.7% 0.208 285.9), rgb(78, 39, 184).
Aa
White text reads best on this color (9.10:1).
About this color
#4E27B8 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.208 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Violet Blue (#510AC9), ΔE 0.034 away. White text reads best on it, at 9.10:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.208) |
| Temperature | cool |
| Nearest name | Violet Blue (#510AC9) |
| Black text | 2.30:1 |
| White text | 9.10:1 |
Values
| HEX | #4E27B8 |
| RGB | rgb(78, 39, 184) |
| HSL | hsl(256, 65%, 44%) |
| OKLCH | oklch(42.7% 0.208 285.9) |
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 #4E27B8 | 9.10:1 | AAA | Lc -94.4 | Preferred for body text |
| Black text on #4E27B8 | 2.30:1 | Fails | Lc 14.1 | Not readable |
| #4E27B8 text on white | 9.10:1 | AAA | Lc 89.9 | Fine for body text |
| #4E27B8 text on black | 2.30:1 | Fails | Lc -12.4 | 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 800.
-
Step 50
50
#F4F4FF
oklch(97% 0.015 286.1)
-
Step 100
100
#E7E7FF
oklch(93.5% 0.032 285.8)
-
Step 200
200
#D5D4FF
oklch(88.5% 0.059 286.2)
-
Step 300
300
#BAB7FF
oklch(80.8% 0.101 285.8)
-
Step 400
400
#998FFF
oklch(70.7% 0.16 285.6)
-
Step 500
500
#836DFF
oklch(63.1% 0.208 285.7)
-
Step 600
600
#7142FF
oklch(55.6% 0.259 285.8)
-
Step 700
700
#612AE4
oklch(49.1% 0.251 286.1)
-
Step 800
800 (this color)
#4E27B8
oklch(42.7% 0.208 285.9)
-
Step 900
900
#402891
oklch(37.7% 0.162 286.2)
-
Step 950
950
#251955
oklch(27% 0.103 286.4)
#4E27B8 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) | #004CBC | 0.094 |
| Deuteranopia (no green cones) | #0044B5 | 0.087 |
| Tritanopia (no blue cones) | #17526F | 0.171 |
| Achromatopsia (no color) | #484848 | 0.210 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E27B8
#4E27B8
oklch(42.7% 0.208 285.9)
- #565100
#565100
oklch(42.6% 0.091 105.5)
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 #4E27B8, closest first.
No curated palette has a color within ΔE 0.04 of #4E27B8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Violet Blue #510AC9 ΔE 0.034
- Chrysanthemum #560BAD ΔE 0.039
- Majorelle Blue #3F37C9 ΔE 0.045
- Purple Blue #5D21D0 ΔE 0.045
- Imperial Purple #480CA8 ΔE 0.046
- Blue With A Hint Of Purple #533CC6 ΔE 0.046
- Indigo Blue #3A18B1 ΔE 0.046
- Blurple #5539CC ΔE 0.048
Use #4E27B8 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.