#4A347D
Closest named color: Dark Slate Blue (#483D8B). oklch(38.9% 0.119 294.1), rgb(74, 52, 125).
Aa
White text reads best on this color (10.10:1).
About this color
#4A347D is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.119 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.031 away. White text reads best on it, at 10.10:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.07:1 |
| White text | 10.10:1 |
Values
| HEX | #4A347D |
| RGB | rgb(74, 52, 125) |
| HSL | hsl(258, 41%, 35%) |
| OKLCH | oklch(38.9% 0.119 294.1) |
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 #4A347D | 10.10:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #4A347D | 2.07:1 | Fails | Lc 10.8 | Not readable |
| #4A347D text on white | 10.10:1 | AAA | Lc 93.2 | Preferred for body text |
| #4A347D text on black | 2.07:1 | Fails | Lc -9.3 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EAE7FA
oklch(93.6% 0.026 293.1)
-
Step 200
200
#DAD3F7
oklch(88.4% 0.05 294.3)
-
Step 300
300
#C3B6F5
oklch(80.9% 0.089 293.8)
-
Step 400
400
#A68DF0
oklch(70.6% 0.143 294.1)
-
Step 500
500
#926DEB
oklch(63.1% 0.183 294.1)
-
Step 600
600
#7E51D9
oklch(55.6% 0.198 294.3)
-
Step 700
700
#6A41BC
oklch(49.1% 0.183 293.9)
-
Step 800
800
#563698
oklch(42.6% 0.153 294)
-
Step 900
900 (this color)
#4A347D
oklch(38.9% 0.119 294.1)
-
Step 950
950
#291D47
oklch(26.9% 0.076 293.9)
#4A347D 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) | #0E427F | 0.077 |
| Deuteranopia (no green cones) | #16407B | 0.073 |
| Tritanopia (no blue cones) | #3D4353 | 0.094 |
| Achromatopsia (no color) | #424242 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A347D
#4A347D
oklch(38.9% 0.119 294.1)
- #454A00
#454A00
oklch(39.1% 0.088 114.1)
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 #4A347D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.031
- Blueberry #464196 ΔE 0.050
- Rebecca Purple #663399 ΔE 0.069
- Cobalt #1E488F ΔE 0.076
- Twilight #4E518B ΔE 0.079
- Indigo #4B0082 ΔE 0.081
- Twilight Blue #0A437A ΔE 0.081
- Dusk #4E5481 ΔE 0.089
Use #4A347D 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.