#574E80
Closest named color: Dusk (#4E5481). oklch(45.5% 0.081 291.1), rgb(87, 78, 128).
Aa
White text reads best on this color (7.48:1).
About this color
#574E80 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.081 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.021 away. White text reads best on it, at 7.48:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.80:1 |
| White text | 7.48:1 |
Values
| HEX | #574E80 |
| RGB | rgb(87, 78, 128) |
| HSL | hsl(251, 24%, 40%) |
| OKLCH | oklch(45.5% 0.081 291.1) |
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 #574E80 | 7.48:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #574E80 | 2.80:1 | Fails | Lc 18.1 | Dividers and decoration only |
| #574E80 text on white | 7.48:1 | AAA | Lc 85.9 | Fine for body text |
| #574E80 text on black | 2.80:1 | Fails | Lc -16.1 | 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
#E9E8F3
oklch(93.5% 0.015 290.3)
-
Step 200
200
#D9D6EA
oklch(88.4% 0.027 292.7)
-
Step 300
300
#C0BCDD
oklch(80.9% 0.046 290.9)
-
Step 400
400
#A099CD
oklch(70.8% 0.075 290.5)
-
Step 500
500
#8A7FBF
oklch(63.2% 0.095 291.3)
-
Step 600
600
#7467AC
oklch(55.6% 0.106 291.2)
-
Step 700
700
#615693
oklch(49.1% 0.096 290.7)
-
Step 800
800 (this color)
#574E80
oklch(45.5% 0.081 291.1)
-
Step 900
900
#423B60
oklch(37.6% 0.063 291.8)
-
Step 950
950
#262338
oklch(27% 0.039 290.1)
#574E80 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) | #3F5682 | 0.039 |
| Deuteranopia (no green cones) | #40547F | 0.037 |
| Tritanopia (no blue cones) | #4E5761 | 0.067 |
| Achromatopsia (no color) | #555555 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #574E80
#574E80
oklch(45.5% 0.081 291.1)
- #595B20
#595B20
oklch(45.6% 0.08 111)
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 #574E80, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.021
- Twilight #4E518B ΔE 0.022
- Dusty Grape #545775 ΔE 0.036
- YInMn Blue #415A77 ΔE 0.051
- Denim Blue #3B5B92 ΔE 0.053
- Dusky Blue #475F94 ΔE 0.054
- Light Navy Blue #2E5A88 ΔE 0.059
- Dark Slate Blue #483D8B ΔE 0.061
Use #574E80 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.