#50477E
Closest named color: Twilight (#4E518B). oklch(43.3% 0.089 289.6), rgb(80, 71, 126).
Aa
White text reads best on this color (8.25:1).
About this color
#50477E is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.089 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.032 away. White text reads best on it, at 8.25:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.54:1 |
| White text | 8.25:1 |
Values
| HEX | #50477E |
| RGB | rgb(80, 71, 126) |
| HSL | hsl(250, 28%, 39%) |
| OKLCH | oklch(43.3% 0.089 289.6) |
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 #50477E | 8.25:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #50477E | 2.54:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #50477E text on white | 8.25:1 | AAA | Lc 88.4 | Fine for body text |
| #50477E text on black | 2.54:1 | Fails | Lc -13.7 | 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 800.
-
Step 50
50
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F4
oklch(93.5% 0.016 289.9)
-
Step 200
200
#D8D6EC
oklch(88.4% 0.03 289.9)
-
Step 300
300
#BFBCE1
oklch(81% 0.052 288.9)
-
Step 400
400
#9F98D2
oklch(70.7% 0.084 289.6)
-
Step 500
500
#887EC6
oklch(63.1% 0.107 289.3)
-
Step 600
600
#7366B2
oklch(55.6% 0.116 290)
-
Step 700
700
#605499
oklch(49% 0.108 289.8)
-
Step 800
800 (this color)
#50477E
oklch(43.3% 0.089 289.6)
-
Step 900
900
#413B64
oklch(37.8% 0.069 289.4)
-
Step 950
950
#26233B
oklch(27.1% 0.044 288.8)
#50477E 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) | #355080 | 0.043 |
| Deuteranopia (no green cones) | #354D7D | 0.041 |
| Tritanopia (no blue cones) | #44515C | 0.074 |
| Achromatopsia (no color) | #4F4F4F | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #50477E
#50477E
oklch(43.3% 0.089 289.6)
- #54540A
#54540A
oklch(43.2% 0.089 109.6)
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 #50477E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.032
- Dusk #4E5481 ΔE 0.036
- Dark Slate Blue #483D8B ΔE 0.041
- Blueberry #464196 ΔE 0.048
- Dusty Grape #545775 ΔE 0.054
- Dusk Blue #26538D ΔE 0.061
- YInMn Blue #415A77 ΔE 0.062
- Denim Blue #3B5B92 ΔE 0.062
Use #50477E 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.