#574B8D
Closest named color: Twilight (#4E518B). oklch(45.6% 0.105 289.9), rgb(87, 75, 141).
Aa
White text reads best on this color (7.50:1).
About this color
#574B8D is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.105 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.021 away. White text reads best on it, at 7.50:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.105) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.79:1 |
| White text | 7.50:1 |
Values
| HEX | #574B8D |
| RGB | rgb(87, 75, 141) |
| HSL | hsl(251, 31%, 42%) |
| OKLCH | oklch(45.6% 0.105 289.9) |
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 #574B8D | 7.50:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #574B8D | 2.79:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #574B8D text on white | 7.50:1 | AAA | Lc 86.0 | Fine for body text |
| #574B8D text on black | 2.79:1 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F5
oklch(93.6% 0.017 289.6)
-
Step 200
200
#D8D6EF
oklch(88.5% 0.034 289.4)
-
Step 300
300
#BFBBE6
oklch(81% 0.06 289.2)
-
Step 400
400
#9F96DA
oklch(70.7% 0.099 289.7)
-
Step 500
500
#897BD0
oklch(63.2% 0.126 289.9)
-
Step 600
600
#7362BD
oklch(55.5% 0.137 289.8)
-
Step 700
700
#6151A3
oklch(49.1% 0.127 289.9)
-
Step 800
800 (this color)
#574B8D
oklch(45.6% 0.105 289.9)
-
Step 900
900
#41396A
oklch(37.7% 0.082 289.4)
-
Step 950
950
#26223E
oklch(27.1% 0.051 289.1)
#574B8D 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) | #34568F | 0.053 |
| Deuteranopia (no green cones) | #34538B | 0.052 |
| Tritanopia (no blue cones) | #495865 | 0.088 |
| Achromatopsia (no color) | #555555 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #574B8D
#574B8D
oklch(45.6% 0.105 289.9)
- #5B5B00
#5B5B00
oklch(45.6% 0.099 109.8)
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 #574B8D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.021
- Dusk #4E5481 ΔE 0.037
- Blueberry #464196 ΔE 0.044
- Dark Slate Blue #483D8B ΔE 0.047
- Denim Blue #3B5B92 ΔE 0.054
- Dusky Blue #475F94 ΔE 0.057
- Dusty Grape #545775 ΔE 0.059
- Dusk Blue #26538D ΔE 0.064
Use #574B8D 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.