#4F27BA
Closest named color: Violet Blue (#510AC9). oklch(43% 0.21 286), rgb(79, 39, 186).
Aa
White text reads best on this color (9.00:1).
About this color
#4F27BA is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.210 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Violet Blue (#510AC9), ΔE 0.032 away. White text reads best on it, at 9.00:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.210) |
| Temperature | cool |
| Nearest name | Violet Blue (#510AC9) |
| Black text | 2.33:1 |
| White text | 9.00:1 |
Values
| HEX | #4F27BA |
| RGB | rgb(79, 39, 186) |
| HSL | hsl(256, 65%, 44%) |
| OKLCH | oklch(43% 0.21 286) |
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 #4F27BA | 9.00:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #4F27BA | 2.33:1 | Fails | Lc 14.4 | Not readable |
| #4F27BA text on white | 9.00:1 | AAA | Lc 89.6 | Fine for body text |
| #4F27BA text on black | 2.33:1 | Fails | Lc -12.7 | 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
#BBB7FF
oklch(80.9% 0.101 286.5)
-
Step 400
400
#9A8FFF
oklch(70.8% 0.16 286)
-
Step 500
500
#846DFF
oklch(63.2% 0.208 286)
-
Step 600
600
#7142FF
oklch(55.6% 0.259 285.8)
-
Step 700
700
#6128E5
oklch(49% 0.254 286.1)
-
Step 800
800 (this color)
#4F27BA
oklch(43% 0.21 286)
-
Step 900
900
#402892
oklch(37.8% 0.163 286)
-
Step 950
950
#251955
oklch(27% 0.103 286.4)
#4F27BA 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) | #004DBE | 0.095 |
| Deuteranopia (no green cones) | #0045B7 | 0.088 |
| Tritanopia (no blue cones) | #175271 | 0.171 |
| Achromatopsia (no color) | #494949 | 0.212 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F27BA
#4F27BA
oklch(43% 0.21 286)
- #575200
#575200
oklch(43% 0.091 105.6)
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 #4F27BA, closest first.
No curated palette has a color within ΔE 0.04 of #4F27BA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Violet Blue #510AC9 ΔE 0.032
- Chrysanthemum #560BAD ΔE 0.041
- Purple Blue #5D21D0 ΔE 0.042
- Blue With A Hint Of Purple #533CC6 ΔE 0.043
- Majorelle Blue #3F37C9 ΔE 0.044
- Blurple #5539CC ΔE 0.045
- Imperial Purple #480CA8 ΔE 0.048
- Indigo Blue #3A18B1 ΔE 0.049
Use #4F27BA 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.