#571E74
Closest named color: Royal Purple (#4B006E). oklch(36.6% 0.144 311.7), rgb(87, 30, 116).
Aa
White text reads best on this color (11.39:1).
About this color
#571E74 is a dark, vivid purple. In OKLCH its lightness is 37%, its chroma 0.144 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.051 away. White text reads best on it, at 11.39:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.84:1 |
| White text | 11.39:1 |
Values
| HEX | #571E74 |
| RGB | rgb(87, 30, 116) |
| HSL | hsl(280, 59%, 29%) |
| OKLCH | oklch(36.6% 0.144 311.7) |
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 #571E74 | 11.39:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #571E74 | 1.84:1 | Fails | Lc 8.4 | Not readable |
| #571E74 text on white | 11.39:1 | AAA | Lc 95.5 | Preferred for body text |
| #571E74 text on black | 1.84:1 | Fails | Lc 0.0 | 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 900.
-
Step 50
50
#F9F3FD
oklch(97.2% 0.015 312.2)
-
Step 100
100
#F1E4F9
oklch(93.5% 0.031 312.9)
-
Step 200
200
#E6CEF7
oklch(88.4% 0.061 311.3)
-
Step 300
300
#D8ADF4
oklch(81% 0.108 311.6)
-
Step 400
400
#C47DEE
oklch(70.8% 0.173 311.7)
-
Step 500
500
#B455E8
oklch(63.1% 0.221 311.4)
-
Step 600
600
#A030D6
oklch(55.6% 0.24 311.6)
-
Step 700
700
#8920B9
oklch(49.1% 0.222 311.7)
-
Step 800
800
#6F1F96
oklch(42.7% 0.184 311.5)
-
Step 900
900 (this color)
#571E74
oklch(36.6% 0.144 311.7)
-
Step 950
950
#351546
oklch(27% 0.092 311.9)
#571E74 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) | #003776 | 0.126 |
| Deuteranopia (no green cones) | #133B72 | 0.119 |
| Tritanopia (no blue cones) | #533147 | 0.097 |
| Achromatopsia (no color) | #3A3A3A | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #571E74
#571E74
oklch(36.6% 0.144 311.7)
- #2A4900
#2A4900
oklch(36.7% 0.101 131.7)
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 #571E74, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.051
- Indigo #4B0082 ΔE 0.053
- Grape Purple #5D1451 ΔE 0.063
- Plum Purple #4E0550 ΔE 0.074
- Dark Slate Blue #483D8B ΔE 0.079
- Rebecca Purple #663399 ΔE 0.079
- Rich Purple #720058 ΔE 0.080
- Purple #800080 ΔE 0.088
Use #571E74 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.