#4B345D
Closest named color: Onyx (#343A40). oklch(37% 0.074 309), rgb(75, 52, 93).
Aa
White text reads best on this color (10.77:1).
About this color
#4B345D is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.074 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.072 away. White text reads best on it, at 10.77:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Onyx (#343A40) |
| Black text | 1.94:1 |
| White text | 10.77:1 |
Values
| HEX | #4B345D |
| RGB | rgb(75, 52, 93) |
| HSL | hsl(274, 28%, 28%) |
| OKLCH | oklch(37% 0.074 309) |
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 #4B345D | 10.77:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #4B345D | 1.94:1 | Fails | Lc 9.0 | Not readable |
| #4B345D text on white | 10.77:1 | AAA | Lc 94.9 | Preferred for body text |
| #4B345D text on black | 1.94:1 | Fails | Lc -7.7 | 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 900.
-
Step 50
50
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EDE7F2
oklch(93.6% 0.016 310.1)
-
Step 200
200
#DFD4E9
oklch(88.5% 0.031 309.1)
-
Step 300
300
#CBB7DC
oklch(80.8% 0.056 309.4)
-
Step 400
400
#B192CB
oklch(70.8% 0.088 309)
-
Step 500
500
#9D76BD
oklch(63.1% 0.112 308.7)
-
Step 600
600
#885DA9
oklch(55.5% 0.122 309)
-
Step 700
700
#744C91
oklch(49.1% 0.115 309.5)
-
Step 800
800
#5E3F76
oklch(42.7% 0.095 308.9)
-
Step 900
900 (this color)
#4B345D
oklch(37% 0.074 309)
-
Step 950
950
#2D2038
oklch(27.1% 0.047 308.4)
#4B345D 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) | #2B3C5F | 0.055 |
| Deuteranopia (no green cones) | #313E5C | 0.050 |
| Tritanopia (no blue cones) | #493A44 | 0.052 |
| Achromatopsia (no color) | #3E3E3E | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B345D
#4B345D
oklch(37% 0.074 309)
- #334719
#334719
oklch(36.9% 0.074 129.2)
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 #4B345D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.072
- Dark Grey Blue #29465B ΔE 0.073
- Charcoal Grey #3C4142 ΔE 0.075
- Prussian Blue #1D3557 ΔE 0.075
- Grape Purple #5D1451 ΔE 0.075
- Dark Slate Blue #483D8B ΔE 0.078
- Space Cadet #2B2D42 ΔE 0.079
- Dark Blue Grey #1F3B4D ΔE 0.079
Use #4B345D 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.