#45475B
Closest named color: Dark Grey Blue (#29465B). oklch(40.4% 0.034 280.3), rgb(69, 71, 91).
Aa
White text reads best on this color (9.10:1).
About this color
#45475B is a dark, muted purple. In OKLCH its lightness is 40%, its chroma 0.034 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.040 away. White text reads best on it, at 9.10:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.30:1 |
| White text | 9.10:1 |
Values
| HEX | #45475B |
| RGB | rgb(69, 71, 91) |
| HSL | hsl(235, 14%, 31%) |
| OKLCH | oklch(40.4% 0.034 280.3) |
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 #45475B | 9.10:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #45475B | 2.30:1 | Fails | Lc 13.0 | Not readable |
| #45475B text on white | 9.10:1 | AAA | Lc 91.0 | Preferred for body text |
| #45475B text on black | 2.30:1 | Fails | Lc -11.4 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9EE
oklch(93.5% 0.007 286.3)
-
Step 200
200
#D7D8E0
oklch(88.4% 0.011 280.5)
-
Step 300
300
#BEBFCD
oklch(80.8% 0.02 282.7)
-
Step 400
400
#9C9FB4
oklch(70.7% 0.031 279.1)
-
Step 500
500
#8487A2
oklch(63% 0.041 280.2)
-
Step 600
600
#6E718D
oklch(55.6% 0.043 280.1)
-
Step 700
700
#5C5E78
oklch(49% 0.042 281.3)
-
Step 800
800 (this color)
#45475B
oklch(40.4% 0.034 280.3)
-
Step 900
900
#3F4050
oklch(37.7% 0.027 282.2)
-
Step 950
950
#25262F
oklch(27.1% 0.017 280.2)
#45475B 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) | #42495C | 0.007 |
| Deuteranopia (no green cones) | #41485A | 0.007 |
| Tritanopia (no blue cones) | #404B4E | 0.030 |
| Achromatopsia (no color) | #484848 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45475B
#45475B
oklch(40.4% 0.034 280.3)
- #4D4934
#4D4934
oklch(40.3% 0.034 98.6)
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 #45475B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.040
- Charcoal Grey #3C4142 ΔE 0.046
- Charcoal #264653 ΔE 0.046
- Dark Slate Gray #2F4F4F ΔE 0.048
- Onyx #343A40 ΔE 0.063
- YInMn Blue #415A77 ΔE 0.064
- Dusty Grape #545775 ΔE 0.064
- Dusk #4E5481 ΔE 0.069
Use #45475B 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.