#514B71
Closest named color: Dusk (#4E5481). oklch(43.5% 0.062 290.8), rgb(81, 75, 113).
Aa
White text reads best on this color (8.09:1).
About this color
#514B71 is a dark, muted purple. In OKLCH its lightness is 43%, its chroma 0.062 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.032 away. White text reads best on it, at 8.09:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | muted (0.062) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.59:1 |
| White text | 8.09:1 |
Values
| HEX | #514B71 |
| RGB | rgb(81, 75, 113) |
| HSL | hsl(249, 20%, 37%) |
| OKLCH | oklch(43.5% 0.062 290.8) |
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 #514B71 | 8.09:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #514B71 | 2.59:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #514B71 text on white | 8.09:1 | AAA | Lc 88.0 | Fine for body text |
| #514B71 text on black | 2.59:1 | Fails | Lc -14.2 | 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 800.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E9E9F1
oklch(93.6% 0.011 286.2)
-
Step 200
200
#D9D7E6
oklch(88.5% 0.021 292.1)
-
Step 300
300
#C0BDD7
oklch(80.9% 0.036 290.9)
-
Step 400
400
#A09BC3
oklch(70.8% 0.058 290.6)
-
Step 500
500
#8982B4
oklch(63.2% 0.075 290.5)
-
Step 600
600
#736B9F
oklch(55.6% 0.08 290.6)
-
Step 700
700
#615988
oklch(49.1% 0.075 291.2)
-
Step 800
800 (this color)
#514B71
oklch(43.5% 0.062 290.8)
-
Step 900
900
#413D5A
oklch(37.7% 0.049 290.1)
-
Step 950
950
#262434
oklch(27% 0.03 290)
#514B71 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) | #415073 | 0.026 |
| Deuteranopia (no green cones) | #414F70 | 0.026 |
| Tritanopia (no blue cones) | #4A5259 | 0.053 |
| Achromatopsia (no color) | #505050 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #514B71
#514B71
oklch(43.5% 0.062 290.8)
- #53542A
#53542A
oklch(43.4% 0.062 109.9)
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 #514B71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.032
- Dusty Grape #545775 ΔE 0.036
- Twilight #4E518B ΔE 0.043
- YInMn Blue #415A77 ΔE 0.046
- Light Navy Blue #2E5A88 ΔE 0.062
- Denim Blue #3B5B92 ΔE 0.066
- Dark Slate Blue #483D8B ΔE 0.066
- Dusk Blue #26538D ΔE 0.067
Use #514B71 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.