#574D79
Closest named color: Dusk (#4E5481). oklch(44.9% 0.072 293.8), rgb(87, 77, 121).
Aa
White text reads best on this color (7.65:1).
About this color
#574D79 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.072 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.024 away. White text reads best on it, at 7.65:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.74:1 |
| White text | 7.65:1 |
Values
| HEX | #574D79 |
| RGB | rgb(87, 77, 121) |
| HSL | hsl(254, 22%, 39%) |
| OKLCH | oklch(44.9% 0.072 293.8) |
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 #574D79 | 7.65:1 | AAA | Lc -91.3 | Preferred for body text |
| Black text on #574D79 | 2.74:1 | Fails | Lc 17.5 | Dividers and decoration only |
| #574D79 text on white | 7.65:1 | AAA | Lc 86.6 | Fine for body text |
| #574D79 text on black | 2.74:1 | Fails | Lc -15.5 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#EAE8F1
oklch(93.5% 0.012 296.3)
-
Step 200
200
#D9D7E7
oklch(88.6% 0.022 291.7)
-
Step 300
300
#C1BCDA
oklch(80.9% 0.042 293.1)
-
Step 400
400
#A299C7
oklch(70.7% 0.067 293.6)
-
Step 500
500
#8C7FB9
oklch(63% 0.087 294.1)
-
Step 600
600
#7668A5
oklch(55.6% 0.094 293.7)
-
Step 700
700
#63578D
oklch(49.2% 0.086 293.2)
-
Step 800
800 (this color)
#574D79
oklch(44.9% 0.072 293.8)
-
Step 900
900
#433C5C
oklch(37.7% 0.054 293.7)
-
Step 950
950
#272336
oklch(27% 0.035 293.6)
#574D79 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) | #41547B | 0.036 |
| Deuteranopia (no green cones) | #425378 | 0.035 |
| Tritanopia (no blue cones) | #50555D | 0.060 |
| Achromatopsia (no color) | #535353 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #574D79
#574D79
oklch(44.9% 0.072 293.8)
- #555928
#555928
oklch(44.9% 0.071 113.1)
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 #574D79, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.024
- Twilight #4E518B ΔE 0.032
- Dusty Grape #545775 ΔE 0.032
- YInMn Blue #415A77 ΔE 0.048
- Denim Blue #3B5B92 ΔE 0.059
- Dusky Blue #475F94 ΔE 0.061
- Light Navy Blue #2E5A88 ΔE 0.062
- Dark Slate Blue #483D8B ΔE 0.065
Use #574D79 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.