#575397
Closest named color: Twilight (#4E518B). oklch(47.9% 0.107 284.2), rgb(87, 83, 151).
Aa
White text reads best on this color (6.79:1).
About this color
#575397 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.107 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.025 away. White text reads best on it, at 6.79:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.08:1 |
| White text | 6.79:1 |
Values
| HEX | #575397 |
| RGB | rgb(87, 83, 151) |
| HSL | hsl(244, 29%, 46%) |
| OKLCH | oklch(47.9% 0.107 284.2) |
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 #575397 | 6.79:1 | AA | Lc -88.3 | Fine for body text |
| Black text on #575397 | 3.08:1 | AA large text | Lc 20.7 | Dividers and decoration only |
| #575397 text on white | 6.79:1 | AA | Lc 83.3 | Fine for body text |
| #575397 text on black | 3.08:1 | AA large text | Lc -18.6 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E8E9F4
oklch(93.6% 0.015 281.9)
-
Step 200
200
#D6D7EC
oklch(88.5% 0.029 283.6)
-
Step 300
300
#BCBDE2
oklch(81% 0.052 284)
-
Step 400
400
#9A9AD3
oklch(70.7% 0.083 284.1)
-
Step 500
500
#8280C7
oklch(63.1% 0.106 284.2)
-
Step 600
600
#6C68B4
oklch(55.5% 0.116 284.3)
-
Step 700
700 (this color)
#575397
oklch(47.9% 0.107 284.2)
-
Step 800
800
#4A477E
oklch(42.7% 0.09 284.4)
-
Step 900
900
#3D3C65
oklch(37.7% 0.069 283.7)
-
Step 950
950
#24233B
oklch(26.9% 0.044 284.9)
#575397 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) | #3A5D9A | 0.044 |
| Deuteranopia (no green cones) | #385995 | 0.043 |
| Tritanopia (no blue cones) | #44616D | 0.093 |
| Achromatopsia (no color) | #5B5B5B | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #575397
#575397
oklch(47.9% 0.107 284.2)
- #675F00
#675F00
oklch(47.8% 0.101 103.8)
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 #575397, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.025
- Dusky Blue #475F94 ΔE 0.039
- Dusk #4E5481 ΔE 0.040
- Denim Blue #3B5B92 ΔE 0.043
- Blueberry #464196 ΔE 0.058
- Dusty Grape #545775 ΔE 0.060
- Denim #3B638C ΔE 0.061
- Light Navy Blue #2E5A88 ΔE 0.062
Use #575397 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.