#611DAD
Closest named color: Chrysanthemum (#560BAD). oklch(42.7% 0.205 298.1), rgb(97, 29, 173).
Aa
White text reads best on this color (9.18:1).
About this color
#611DAD is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.205 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Chrysanthemum (#560BAD), ΔE 0.030 away. White text reads best on it, at 9.18:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.205) |
| Temperature | in between |
| Nearest name | Chrysanthemum (#560BAD) |
| Black text | 2.28:1 |
| White text | 9.18:1 |
Values
| HEX | #611DAD |
| RGB | rgb(97, 29, 173) |
| HSL | hsl(268, 71%, 40%) |
| OKLCH | oklch(42.7% 0.205 298.1) |
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 #611DAD | 9.18:1 | AAA | Lc -94.4 | Preferred for body text |
| Black text on #611DAD | 2.28:1 | Fails | Lc 14.1 | Not readable |
| #611DAD text on white | 9.18:1 | AAA | Lc 89.9 | Fine for body text |
| #611DAD text on black | 2.28:1 | Fails | Lc -12.4 | 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
#F6F3FF
oklch(97% 0.016 297.5)
-
Step 100
100
#ECE5FF
oklch(93.5% 0.036 298)
-
Step 200
200
#DED1FF
oklch(88.6% 0.064 298)
-
Step 300
300
#C9B1FF
oklch(80.9% 0.111 298)
-
Step 400
400
#AF84FF
oklch(70.7% 0.177 297.9)
-
Step 500
500
#9E5CFF
oklch(63.1% 0.231 298.1)
-
Step 600
600
#8C2EF6
oklch(55.5% 0.267 297.9)
-
Step 700
700
#781BD6
oklch(49.1% 0.248 298.2)
-
Step 800
800 (this color)
#611DAD
oklch(42.7% 0.205 298.1)
-
Step 900
900
#4F2289
oklch(37.8% 0.16 298.2)
-
Step 950
950
#2E1650
oklch(27% 0.101 298.3)
#611DAD 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) | #0048B1 | 0.128 |
| Deuteranopia (no green cones) | #0046AA | 0.127 |
| Tritanopia (no blue cones) | #4D4767 | 0.153 |
| Achromatopsia (no color) | #484848 | 0.207 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #611DAD
#611DAD
oklch(42.7% 0.205 298.1)
- #4A5600
#4A5600
oklch(42.8% 0.1 118.6)
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 #611DAD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chrysanthemum #560BAD ΔE 0.030
- Grape #7209B7 ΔE 0.038
- Rebecca Purple #663399 ΔE 0.050
- Imperial Purple #480CA8 ΔE 0.057
- Purple Blue #5D21D0 ΔE 0.059
- Violet Blue #510AC9 ΔE 0.060
- Blue With A Hint Of Purple #533CC6 ΔE 0.069
- Blurple #5539CC ΔE 0.071
Use #611DAD 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.