#50445B
Closest named color: Charcoal Grey (#3C4142). oklch(40.8% 0.041 308.3), rgb(80, 68, 91).
Aa
White text reads best on this color (9.05:1).
About this color
#50445B is a dark, muted purple. In OKLCH its lightness is 41%, its chroma 0.041 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.056 away. White text reads best on it, at 9.05:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | muted (0.041) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.31:1 |
| White text | 9.05:1 |
Values
| HEX | #50445B |
| RGB | rgb(80, 68, 91) |
| HSL | hsl(271, 14%, 31%) |
| OKLCH | oklch(40.8% 0.041 308.3) |
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 #50445B | 9.05:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #50445B | 2.31:1 | Fails | Lc 13.2 | Not readable |
| #50445B text on white | 9.05:1 | AAA | Lc 90.8 | Preferred for body text |
| #50445B text on black | 2.31:1 | Fails | Lc -11.5 | 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
#EBE9ED
oklch(93.7% 0.006 308.4)
-
Step 200
200
#DBD7E0
oklch(88.5% 0.013 306)
-
Step 300
300
#C5BDCD
oklch(81% 0.024 308.1)
-
Step 400
400
#A79BB3
oklch(70.8% 0.037 307.9)
-
Step 500
500
#9282A1
oklch(63.2% 0.049 308.3)
-
Step 600
600
#7C6B8B
oklch(55.5% 0.053 308.8)
-
Step 700
700
#695976
oklch(49.1% 0.049 309.6)
-
Step 800
800 (this color)
#50445B
oklch(40.8% 0.041 308.3)
-
Step 900
900
#463D4F
oklch(37.6% 0.032 307.5)
-
Step 950
950
#29242E
oklch(27% 0.02 307.7)
#50445B 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) | #40485C | 0.027 |
| Deuteranopia (no green cones) | #43495A | 0.025 |
| Tritanopia (no blue cones) | #4F474C | 0.030 |
| Achromatopsia (no color) | #494949 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #50445B
#50445B
oklch(40.8% 0.041 308.3)
- #434E36
#434E36
oklch(40.7% 0.041 128.1)
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 #50445B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.056
- Dark Grey Blue #29465B ΔE 0.058
- Purple Brown #673A3F ΔE 0.059
- Dusty Grape #545775 ΔE 0.063
- Charcoal #264653 ΔE 0.064
- Dark Slate Gray #2F4F4F ΔE 0.065
- Dusk #4E5481 ΔE 0.069
- YInMn Blue #415A77 ΔE 0.070
Use #50445B 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.