#574380
Closest named color: Dark Slate Blue (#483D8B). oklch(43.3% 0.1 297.2), rgb(87, 67, 128).
Aa
White text reads best on this color (8.33:1).
About this color
#574380 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.100 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.038 away. White text reads best on it, at 8.33:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.51:1 |
| White text | 8.33:1 |
Values
| HEX | #574380 |
| RGB | rgb(87, 67, 128) |
| HSL | hsl(260, 31%, 38%) |
| OKLCH | oklch(43.3% 0.1 297.2) |
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 #574380 | 8.33:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #574380 | 2.51:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #574380 text on white | 8.33:1 | AAA | Lc 88.6 | Fine for body text |
| #574380 text on black | 2.51:1 | Fails | Lc -13.6 | Not readable |
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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F4
oklch(93.7% 0.016 297.5)
-
Step 200
200
#DBD5EC
oklch(88.5% 0.032 297.7)
-
Step 300
300
#C4B9E2
oklch(80.8% 0.058 297.4)
-
Step 400
400
#A794D4
oklch(70.7% 0.094 297.6)
-
Step 500
500
#9279C8
oklch(63.2% 0.118 297.5)
-
Step 600
600
#7C60B5
oklch(55.5% 0.13 297.2)
-
Step 700
700
#694F9C
oklch(49.1% 0.121 297.3)
-
Step 800
800 (this color)
#574380
oklch(43.3% 0.1 297.2)
-
Step 900
900
#463865
oklch(37.7% 0.076 296.9)
-
Step 950
950
#29213B
oklch(27% 0.048 297.2)
#574380 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) | #304E82 | 0.061 |
| Deuteranopia (no green cones) | #344D7E | 0.057 |
| Tritanopia (no blue cones) | #4E4E5B | 0.079 |
| Achromatopsia (no color) | #4E4E4E | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #574380
#574380
oklch(43.3% 0.1 297.2)
- #4D5701
#4D5701
oklch(43.3% 0.099 117.2)
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 #574380, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.038
- Twilight #4E518B ΔE 0.040
- Blueberry #464196 ΔE 0.047
- Dusk #4E5481 ΔE 0.048
- Rebecca Purple #663399 ΔE 0.063
- Dusty Grape #545775 ΔE 0.064
- Denim Blue #3B5B92 ΔE 0.074
- Dusk Blue #26538D ΔE 0.074
Use #574380 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.