#4B4684
Closest named color: Dark Slate Blue (#483D8B). oklch(43% 0.1 285), rgb(75, 70, 132).
Aa
White text reads best on this color (8.37:1).
About this color
#4B4684 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.100 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.029 away. White text reads best on it, at 8.37:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.50:1 |
| White text | 8.37:1 |
Values
| HEX | #4B4684 |
| RGB | rgb(75, 70, 132) |
| HSL | hsl(245, 31%, 40%) |
| OKLCH | oklch(43% 0.1 285) |
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 #4B4684 | 8.37:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #4B4684 | 2.50:1 | Fails | Lc 15.2 | Dividers and decoration only |
| #4B4684 text on white | 8.37:1 | AAA | Lc 88.7 | Fine for body text |
| #4B4684 text on black | 2.50:1 | Fails | Lc -13.4 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E8E9F5
oklch(93.7% 0.016 282.3)
-
Step 200
200
#D6D7EE
oklch(88.5% 0.031 283.8)
-
Step 300
300
#BCBCE6
oklch(80.9% 0.059 285)
-
Step 400
400
#9A98D9
oklch(70.6% 0.094 285.1)
-
Step 500
500
#827ECF
oklch(63.1% 0.12 284.7)
-
Step 600
600
#6D66BC
oklch(55.7% 0.13 285)
-
Step 700
700
#5B54A2
oklch(49.1% 0.122 285.1)
-
Step 800
800 (this color)
#4B4684
oklch(43% 0.1 285)
-
Step 900
900
#3E3B69
oklch(37.8% 0.077 285)
-
Step 950
950
#24233E
oklch(27.1% 0.05 284.3)
#4B4684 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) | #2F4F86 | 0.042 |
| Deuteranopia (no green cones) | #2D4C83 | 0.042 |
| Tritanopia (no blue cones) | #3A535E | 0.087 |
| Achromatopsia (no color) | #4E4E4E | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B4684
#4B4684
oklch(43% 0.1 285)
- #585200
#585200
oklch(43.1% 0.091 104.7)
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 #4B4684, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.029
- Twilight #4E518B ΔE 0.032
- Blueberry #464196 ΔE 0.035
- Dusk #4E5481 ΔE 0.042
- Dusk Blue #26538D ΔE 0.054
- Cobalt #1E488F ΔE 0.057
- Denim Blue #3B5B92 ΔE 0.060
- Light Navy #155084 ΔE 0.063
Use #4B4684 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.