#515173
Closest named color: Dusty Grape (#545775). oklch(44.9% 0.055 284), rgb(81, 81, 115).
Aa
White text reads best on this color (7.56:1).
About this color
#515173 is a dark, muted purple. In OKLCH its lightness is 45%, its chroma 0.055 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.019 away. White text reads best on it, at 7.56:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.77:1 |
| White text | 7.56:1 |
Values
| HEX | #515173 |
| RGB | rgb(81, 81, 115) |
| HSL | hsl(240, 17%, 38%) |
| OKLCH | oklch(44.9% 0.055 284) |
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 #515173 | 7.56:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #515173 | 2.77:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #515173 text on white | 7.56:1 | AAA | Lc 86.3 | Fine for body text |
| #515173 text on black | 2.77:1 | Fails | Lc -15.8 | Dividers and decoration only |
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
#E9E9F0
oklch(93.6% 0.009 286.2)
-
Step 200
200
#D7D8E5
oklch(88.5% 0.018 282.5)
-
Step 300
300
#BDBED5
oklch(80.8% 0.032 283.7)
-
Step 400
400
#9C9DC0
oklch(70.7% 0.051 283.7)
-
Step 500
500
#8484B1
oklch(63% 0.067 284.3)
-
Step 600
600
#6E6E9C
oklch(55.7% 0.071 283.9)
-
Step 700
700
#5C5C86
oklch(49.2% 0.067 283.7)
-
Step 800
800 (this color)
#515173
oklch(44.9% 0.055 284)
-
Step 900
900
#3E3F58
oklch(37.8% 0.043 282.4)
-
Step 950
950
#252534
oklch(27.1% 0.028 284.4)
#515173 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) | #485574 | 0.017 |
| Deuteranopia (no green cones) | #465372 | 0.017 |
| Tritanopia (no blue cones) | #49575D | 0.048 |
| Achromatopsia (no color) | #545454 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #515173
#515173
oklch(44.9% 0.055 284)
- #5A5731
#5A5731
oklch(45% 0.056 104.5)
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 #515173, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.019
- Dusk #4E5481 ΔE 0.023
- YInMn Blue #415A77 ΔE 0.032
- Twilight #4E518B ΔE 0.040
- Light Navy Blue #2E5A88 ΔE 0.053
- Denim Blue #3B5B92 ΔE 0.057
- Dusky Blue #475F94 ΔE 0.059
- Denim #3B638C ΔE 0.061
Use #515173 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.