#691C66
Closest named color: Rich Purple (#720058). oklch(38.2% 0.141 329.6), rgb(105, 28, 102).
Aa
White text reads best on this color (10.72:1).
About this color
#691C66 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.141 and its hue 330°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.038 away. White text reads best on it, at 10.72:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Rich Purple (#720058) |
| Black text | 1.95:1 |
| White text | 10.72:1 |
Values
| HEX | #691C66 |
| RGB | rgb(105, 28, 102) |
| HSL | hsl(302, 58%, 26%) |
| OKLCH | oklch(38.2% 0.141 329.6) |
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 #691C66 | 10.72:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #691C66 | 1.95:1 | Fails | Lc 10.0 | Not readable |
| #691C66 text on white | 10.72:1 | AAA | Lc 93.9 | Preferred for body text |
| #691C66 text on black | 1.95:1 | Fails | Lc -8.6 | 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 900.
-
Step 50
50
#FBF2FA
oklch(97% 0.014 329.1)
-
Step 100
100
#F6E3F4
oklch(93.6% 0.03 329.1)
-
Step 200
200
#F0CCEC
oklch(88.5% 0.058 329.7)
-
Step 300
300
#E7A8E2
oklch(80.9% 0.105 329.2)
-
Step 400
400
#D975D3
oklch(70.7% 0.17 329.4)
-
Step 500
500
#CD4AC7
oklch(63.2% 0.217 329.7)
-
Step 600
600
#B81FB3
oklch(55.6% 0.236 329.7)
-
Step 700
700
#9E0A9A
oklch(49.1% 0.219 329.7)
-
Step 800
800
#80127D
oklch(42.6% 0.181 329.5)
-
Step 900
900 (this color)
#691C66
oklch(38.2% 0.141 329.6)
-
Step 950
950
#3D123B
oklch(27.1% 0.089 329.6)
#691C66 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) | #133768 | 0.150 |
| Deuteranopia (no green cones) | #324264 | 0.128 |
| Tritanopia (no blue cones) | #6D263F | 0.076 |
| Achromatopsia (no color) | #3E3E3E | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #691C66
#691C66
oklch(38.2% 0.141 329.6)
- #005221
#005221
oklch(38.3% 0.106 149.6)
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 #691C66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.038
- Grape Purple #5D1451 ΔE 0.045
- Velvet #750851 ΔE 0.046
- Purple #800080 ΔE 0.065
- Red Purple #820747 ΔE 0.076
- Plum Purple #4E0550 ΔE 0.080
- Merlot #730039 ΔE 0.080
- Wine #80013F ΔE 0.083
Use #691C66 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.