#4C39A3
Closest named color: Blueberry (#464196). oklch(43% 0.163 285.5), rgb(76, 57, 163).
Aa
White text reads best on this color (8.67:1).
About this color
#4C39A3 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.163 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.030 away. White text reads best on it, at 8.67:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.163) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.42:1 |
| White text | 8.67:1 |
Values
| HEX | #4C39A3 |
| RGB | rgb(76, 57, 163) |
| HSL | hsl(251, 48%, 43%) |
| OKLCH | oklch(43% 0.163 285.5) |
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 #4C39A3 | 8.67:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #4C39A3 | 2.42:1 | Fails | Lc 14.7 | Not readable |
| #4C39A3 text on white | 8.67:1 | AAA | Lc 89.3 | Fine for body text |
| #4C39A3 text on black | 2.42:1 | Fails | Lc -13.0 | 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 800.
-
Step 50
50
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E8E8FC
oklch(93.7% 0.027 285.9)
-
Step 200
200
#D5D5FB
oklch(88.5% 0.052 285.3)
-
Step 300
300
#BAB8FC
oklch(80.9% 0.095 285.4)
-
Step 400
400
#9990FB
oklch(70.7% 0.153 285.6)
-
Step 500
500
#8270F8
oklch(63% 0.195 285.4)
-
Step 600
600
#6E54E7
oklch(55.7% 0.212 285.3)
-
Step 700
700
#5D43C8
oklch(49.1% 0.196 285.6)
-
Step 800
800 (this color)
#4C39A3
oklch(43% 0.163 285.5)
-
Step 900
900
#3E3281
oklch(37.7% 0.128 285.4)
-
Step 950
950
#241E4B
oklch(26.9% 0.08 285.8)
#4C39A3 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) | #004EA6 | 0.079 |
| Deuteranopia (no green cones) | #0048A1 | 0.076 |
| Tritanopia (no blue cones) | #295369 | 0.135 |
| Achromatopsia (no color) | #4B4B4B | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C39A3
#4C39A3
oklch(43% 0.163 285.5)
- #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 #4C39A3, closest first.
No curated palette has a color within ΔE 0.04 of #4C39A3.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.030
- Dark Slate Blue #483D8B ΔE 0.041
- Rebecca Purple #663399 ΔE 0.051
- Blue With A Hint Of Purple #533CC6 ΔE 0.058
- Sapphire #2138AB ΔE 0.062
- Majorelle Blue #3F37C9 ΔE 0.065
- Chrysanthemum #560BAD ΔE 0.065
- Blurple #5539CC ΔE 0.067
Use #4C39A3 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.