#574A73
Closest named color: Dusk (#4E5481). oklch(44% 0.068 298.1), rgb(87, 74, 115).
Aa
White text reads best on this color (7.97:1).
About this color
#574A73 is a dark, muted purple. In OKLCH its lightness is 44%, its chroma 0.068 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.034 away. White text reads best on it, at 7.97:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.63:1 |
| White text | 7.97:1 |
Values
| HEX | #574A73 |
| RGB | rgb(87, 74, 115) |
| HSL | hsl(259, 22%, 37%) |
| OKLCH | oklch(44% 0.068 298.1) |
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 #574A73 | 7.97:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #574A73 | 2.63:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #574A73 text on white | 7.97:1 | AAA | Lc 87.6 | Fine for body text |
| #574A73 text on black | 2.63:1 | Fails | Lc -14.5 | 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
#F6F5F9
oklch(97.2% 0.005 297.7)
-
Step 100
100
#EAE8F1
oklch(93.5% 0.012 296.3)
-
Step 200
200
#DBD6E6
oklch(88.5% 0.022 300.2)
-
Step 300
300
#C3BCD7
oklch(80.9% 0.038 297.4)
-
Step 400
400
#A598C3
oklch(70.6% 0.063 298.6)
-
Step 500
500
#8F7FB4
oklch(63.1% 0.08 297.9)
-
Step 600
600
#7A68A0
oklch(55.7% 0.087 298.3)
-
Step 700
700
#665689
oklch(49% 0.082 297.7)
-
Step 800
800 (this color)
#574A73
oklch(44% 0.068 298.1)
-
Step 900
900
#453B5A
oklch(37.6% 0.053 298.6)
-
Step 950
950
#282335
oklch(27% 0.034 296.8)
#574A73 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) | #405175 | 0.038 |
| Deuteranopia (no green cones) | #425072 | 0.036 |
| Tritanopia (no blue cones) | #525159 | 0.055 |
| Achromatopsia (no color) | #515151 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #574A73
#574A73
oklch(44% 0.068 298.1)
- #4F582A
#4F582A
oklch(44.1% 0.069 118.4)
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 #574A73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.034
- Dusty Grape #545775 ΔE 0.037
- Twilight #4E518B ΔE 0.041
- YInMn Blue #415A77 ΔE 0.053
- Dark Slate Blue #483D8B ΔE 0.065
- Light Navy Blue #2E5A88 ΔE 0.069
- Denim Blue #3B5B92 ΔE 0.069
- Dusky Blue #475F94 ΔE 0.072
Use #574A73 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.