#4B3A64
Closest named color: Dark Grey Blue (#29465B). oklch(38.6% 0.072 301.8), rgb(75, 58, 100).
Aa
White text reads best on this color (10.05:1).
About this color
#4B3A64 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.072 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.065 away. White text reads best on it, at 10.05:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.08:1 |
| White text | 10.05:1 |
Values
| HEX | #4B3A64 |
| RGB | rgb(75, 58, 100) |
| HSL | hsl(264, 27%, 31%) |
| OKLCH | oklch(38.6% 0.072 301.8) |
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 #4B3A64 | 10.05:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #4B3A64 | 2.08:1 | Fails | Lc 10.7 | Not readable |
| #4B3A64 text on white | 10.05:1 | AAA | Lc 93.3 | Preferred for body text |
| #4B3A64 text on black | 2.08:1 | Fails | Lc -9.2 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F3
oklch(93.7% 0.015 298.6)
-
Step 200
200
#DCD5EA
oklch(88.5% 0.029 301)
-
Step 300
300
#C7B9DE
oklch(80.9% 0.054 302.4)
-
Step 400
400
#AA94CE
oklch(70.7% 0.086 301.6)
-
Step 500
500
#9679C1
oklch(63.2% 0.11 301.9)
-
Step 600
600
#8060AE
oklch(55.5% 0.121 301.5)
-
Step 700
700
#6D4F95
oklch(49.1% 0.112 302.2)
-
Step 800
800
#584179
oklch(42.6% 0.093 301.5)
-
Step 900
900 (this color)
#4B3A64
oklch(38.6% 0.072 301.8)
-
Step 950
950
#2A2139
oklch(27% 0.045 300.7)
#4B3A64 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) | #304266 | 0.046 |
| Deuteranopia (no green cones) | #334263 | 0.043 |
| Tritanopia (no blue cones) | #47414A | 0.056 |
| Achromatopsia (no color) | #424242 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B3A64
#4B3A64
oklch(38.6% 0.072 301.8)
- #3E4A1A
#3E4A1A
oklch(38.7% 0.072 121.6)
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 #4B3A64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.065
- Dark Slate Blue #483D8B ΔE 0.065
- Charcoal Grey #3C4142 ΔE 0.074
- Charcoal #264653 ΔE 0.075
- Onyx #343A40 ΔE 0.077
- Prussian Blue #1D3557 ΔE 0.079
- Dusk #4E5481 ΔE 0.081
- Dark Blue Grey #1F3B4D ΔE 0.081
Use #4B3A64 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.