#570793
Closest named color: Indigo (#4B0082). oklch(37.6% 0.193 302.1), rgb(87, 7, 147).
Aa
White text reads best on this color (11.30:1).
About this color
#570793 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.193 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.039 away. White text reads best on it, at 11.30:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.193) |
| Temperature | in between |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.85:1 |
| White text | 11.30:1 |
Values
| HEX | #570793 |
| RGB | rgb(87, 7, 147) |
| HSL | hsl(274, 91%, 30%) |
| OKLCH | oklch(37.6% 0.193 302.1) |
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 #570793 | 11.30:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #570793 | 1.85:1 | Fails | Lc 9.6 | Not readable |
| #570793 text on white | 11.30:1 | AAA | Lc 94.3 | Preferred for body text |
| #570793 text on black | 1.85:1 | Fails | Lc -8.3 | 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
#F7F3FF
oklch(97.1% 0.016 301.2)
-
Step 100
100
#EEE5FF
oklch(93.7% 0.036 301.4)
-
Step 200
200
#E1CFFF
oklch(88.5% 0.068 302.1)
-
Step 300
300
#CEAFFF
oklch(80.9% 0.115 301.7)
-
Step 400
400
#B77FFF
oklch(70.7% 0.186 302.1)
-
Step 500
500
#A755FF
oklch(63.1% 0.241 302)
-
Step 600
600
#9800FC
oklch(55.6% 0.293 302.2)
-
Step 700
700
#8000D6
oklch(49.1% 0.259 302.1)
-
Step 800
800
#6900B1
oklch(42.6% 0.225 302.1)
-
Step 900
900 (this color)
#570793
oklch(37.6% 0.193 302.1)
-
Step 950
950
#330C56
oklch(27% 0.122 302.4)
#570793 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) | #003996 | 0.129 |
| Deuteranopia (no green cones) | #003A91 | 0.130 |
| Tritanopia (no blue cones) | #493755 | 0.139 |
| Achromatopsia (no color) | #3A3A3A | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #570793
#570793
oklch(37.6% 0.193 302.1)
- #394800
#394800
oklch(37.5% 0.091 122.2)
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 #570793, closest first.
No curated palette has a color within ΔE 0.04 of #570793.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.039
- Chrysanthemum #560BAD ΔE 0.045
- Imperial Purple #480CA8 ΔE 0.051
- Royal Purple #4B006E ΔE 0.069
- Rebecca Purple #663399 ΔE 0.072
- Grape #7209B7 ΔE 0.080
- Indigo Blue #3A18B1 ΔE 0.083
- Dark Slate Blue #483D8B ΔE 0.089
Use #570793 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.