#691F5B
Closest named color: Rich Purple (#720058). oklch(37.9% 0.128 336.2), rgb(105, 31, 91).
Aa
White text reads best on this color (10.78:1).
About this color
#691F5B is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.128 and its hue 336°. Its hue sits on the warm side of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.036 away. White text reads best on it, at 10.78:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.128) |
| Temperature | warm |
| Nearest name | Rich Purple (#720058) |
| Black text | 1.94:1 |
| White text | 10.78:1 |
Values
| HEX | #691F5B |
| RGB | rgb(105, 31, 91) |
| HSL | hsl(311, 54%, 27%) |
| OKLCH | oklch(37.9% 0.128 336.2) |
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 #691F5B | 10.78:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #691F5B | 1.94:1 | Fails | Lc 9.7 | Not readable |
| #691F5B text on white | 10.78:1 | AAA | Lc 94.2 | Preferred for body text |
| #691F5B text on black | 1.94:1 | Fails | Lc -8.4 | 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 900.
-
Step 50
50
#FBF2F9
oklch(97% 0.013 333)
-
Step 100
100
#F7E3F1
oklch(93.6% 0.028 336.4)
-
Step 200
200
#F1CCE7
oklch(88.5% 0.054 335.7)
-
Step 300
300
#E9A9D8
oklch(80.9% 0.096 336.4)
-
Step 400
400
#DB78C4
oklch(70.7% 0.154 336.4)
-
Step 500
500
#CE50B5
oklch(63.1% 0.195 336.2)
-
Step 600
600
#B92BA1
oklch(55.5% 0.214 336.1)
-
Step 700
700
#9F1B8A
oklch(49.1% 0.199 336)
-
Step 800
800
#811B70
oklch(42.6% 0.164 335.9)
-
Step 900
900 (this color)
#691F5B
oklch(37.9% 0.128 336.2)
-
Step 950
950
#3E1335
oklch(27% 0.082 336.7)
#691F5B 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) | #20365D | 0.137 |
| Deuteranopia (no green cones) | #384259 | 0.120 |
| Tritanopia (no blue cones) | #6F233A | 0.062 |
| Achromatopsia (no color) | #3D3D3D | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #691F5B
#691F5B
oklch(37.9% 0.128 336.2)
- #00502D
#00502D
oklch(37.9% 0.091 156.4)
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 #691F5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.036
- Velvet #750851 ΔE 0.036
- Grape Purple #5D1451 ΔE 0.037
- Merlot #730039 ΔE 0.063
- Red Purple #820747 ΔE 0.063
- Wine #80013F ΔE 0.068
- Plum Purple #4E0550 ΔE 0.079
- Purple #800080 ΔE 0.081
Use #691F5B 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.