#4B445A
Closest named color: Dark Grey Blue (#29465B). oklch(40.2% 0.037 299.3), rgb(75, 68, 90).
Aa
White text reads best on this color (9.23:1).
About this color
#4B445A is a dark, muted purple. In OKLCH its lightness is 40%, its chroma 0.037 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.049 away. White text reads best on it, at 9.23:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | muted (0.037) |
| Temperature | in between |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.27:1 |
| White text | 9.23:1 |
Values
| HEX | #4B445A |
| RGB | rgb(75, 68, 90) |
| HSL | hsl(259, 14%, 31%) |
| OKLCH | oklch(40.2% 0.037 299.3) |
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 #4B445A | 9.23:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #4B445A | 2.27:1 | Fails | Lc 12.7 | Not readable |
| #4B445A text on white | 9.23:1 | AAA | Lc 91.3 | Preferred for body text |
| #4B445A text on black | 2.27:1 | Fails | Lc -11.0 | 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
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EAE9ED
oklch(93.6% 0.005 297.7)
-
Step 200
200
#DAD7E0
oklch(88.4% 0.013 301.3)
-
Step 300
300
#C2BECD
oklch(80.9% 0.021 298.1)
-
Step 400
400
#A39CB4
oklch(70.7% 0.035 298.8)
-
Step 500
500
#8D84A1
oklch(63.1% 0.044 299.3)
-
Step 600
600
#776D8C
oklch(55.5% 0.049 299.6)
-
Step 700
700
#645B77
oklch(49% 0.045 299.4)
-
Step 800
800 (this color)
#4B445A
oklch(40.2% 0.037 299.3)
-
Step 900
900
#443E4F
oklch(37.7% 0.03 301.1)
-
Step 950
950
#28252E
oklch(27.2% 0.017 300.5)
#4B445A 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) | #40475B | 0.019 |
| Deuteranopia (no green cones) | #414759 | 0.018 |
| Tritanopia (no blue cones) | #48474C | 0.029 |
| Achromatopsia (no color) | #474747 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B445A
#4B445A
oklch(40.2% 0.037 299.3)
- #464B34
#464B34
oklch(40.1% 0.037 118.1)
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 #4B445A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.049
- Charcoal #264653 ΔE 0.056
- Dark Slate Gray #2F4F4F ΔE 0.059
- Purple Brown #673A3F ΔE 0.065
- Onyx #343A40 ΔE 0.065
- Dusty Grape #545775 ΔE 0.066
- YInMn Blue #415A77 ΔE 0.071
Use #4B445A 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.