#514B7C
Closest named color: Dusk (#4E5481). oklch(44.1% 0.079 288.3), rgb(81, 75, 124).
Aa
White text reads best on this color (7.93:1).
About this color
#514B7C is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.079 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.025 away. White text reads best on it, at 7.93:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.64:1 |
| White text | 7.93:1 |
Values
| HEX | #514B7C |
| RGB | rgb(81, 75, 124) |
| HSL | hsl(247, 25%, 39%) |
| OKLCH | oklch(44.1% 0.079 288.3) |
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 #514B7C | 7.93:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #514B7C | 2.64:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #514B7C text on white | 7.93:1 | AAA | Lc 87.5 | Fine for body text |
| #514B7C text on black | 2.64:1 | Fails | Lc -14.7 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F3
oklch(93.7% 0.013 286.1)
-
Step 200
200
#D8D7EA
oklch(88.6% 0.026 288.3)
-
Step 300
300
#BFBCDE
oklch(80.9% 0.048 289.3)
-
Step 400
400
#9E9ACD
oklch(70.8% 0.074 287.9)
-
Step 500
500
#8780C0
oklch(63.1% 0.095 288.4)
-
Step 600
600
#7169AC
oklch(55.7% 0.102 288.1)
-
Step 700
700
#5F5794
oklch(49.2% 0.096 288.4)
-
Step 800
800 (this color)
#514B7C
oklch(44.1% 0.079 288.3)
-
Step 900
900
#403C61
oklch(37.7% 0.063 288)
-
Step 950
950
#252339
oklch(26.9% 0.041 287.5)
#514B7C 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) | #3C527E | 0.034 |
| Deuteranopia (no green cones) | #3C507B | 0.033 |
| Tritanopia (no blue cones) | #46545D | 0.068 |
| Achromatopsia (no color) | #515151 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #514B7C
#514B7C
oklch(44.1% 0.079 288.3)
- #57561B
#57561B
oklch(44.1% 0.079 108.3)
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 #514B7C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.025
- Twilight #4E518B ΔE 0.027
- Dusty Grape #545775 ΔE 0.041
- YInMn Blue #415A77 ΔE 0.051
- Dark Slate Blue #483D8B ΔE 0.053
- Denim Blue #3B5B92 ΔE 0.056
- Light Navy Blue #2E5A88 ΔE 0.057
- Blueberry #464196 ΔE 0.058
Use #514B7C 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.