#574B9D
Closest named color: Twilight (#4E518B). oklch(46.7% 0.128 287), rgb(87, 75, 157).
Aa
White text reads best on this color (7.24:1).
About this color
#574B9D is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.128 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.038 away. White text reads best on it, at 7.24:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.128) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.89:1 |
| White text | 7.24:1 |
Values
| HEX | #574B9D |
| RGB | rgb(87, 75, 157) |
| HSL | hsl(249, 35%, 45%) |
| OKLCH | oklch(46.7% 0.128 287) |
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 #574B9D | 7.24:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #574B9D | 2.89:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #574B9D text on white | 7.24:1 | AAA | Lc 85.0 | Fine for body text |
| #574B9D text on black | 2.89:1 | Fails | Lc -17.1 | 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 700.
-
Step 50
50
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D7D6EF
oklch(88.5% 0.034 287.5)
-
Step 300
300
#BDBBE7
oklch(80.8% 0.062 287)
-
Step 400
400
#9C97DC
oklch(70.7% 0.1 286.9)
-
Step 500
500
#857CD2
oklch(63.1% 0.127 287)
-
Step 600
600
#7063BF
oklch(55.6% 0.139 287.5)
-
Step 700
700 (this color)
#574B9D
oklch(46.7% 0.128 287)
-
Step 800
800
#4C4485
oklch(42.7% 0.105 286.7)
-
Step 900
900
#3F396B
oklch(37.6% 0.084 287.2)
-
Step 950
950
#25223F
oklch(27.1% 0.053 287)
#574B9D 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) | #2659A0 | 0.065 |
| Deuteranopia (no green cones) | #25559B | 0.065 |
| Tritanopia (no blue cones) | #425C6D | 0.106 |
| Achromatopsia (no color) | #575757 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #574B9D
#574B9D
oklch(46.7% 0.128 287)
- #615D00
#615D00
oklch(46.7% 0.1 106.8)
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 #574B9D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.038
- Blueberry #464196 ΔE 0.041
- Dark Slate Blue #483D8B ΔE 0.053
- Dusk #4E5481 ΔE 0.058
- Rebecca Purple #663399 ΔE 0.058
- Denim Blue #3B5B92 ΔE 0.060
- Dusky Blue #475F94 ΔE 0.061
- Iris #6258C4 ΔE 0.070
Use #574B9D 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.