#691B5B
Closest named color: Rich Purple (#720058). oklch(37.4% 0.134 336.1), rgb(105, 27, 91).
Aa
White text reads best on this color (11.00:1).
About this color
#691B5B is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.134 and its hue 336°. Its hue sits on the warm side of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.030 away. White text reads best on it, at 11.00:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.134) |
| Temperature | warm |
| Nearest name | Rich Purple (#720058) |
| Black text | 1.90:1 |
| White text | 11.00:1 |
Values
| HEX | #691B5B |
| RGB | rgb(105, 27, 91) |
| HSL | hsl(311, 59%, 26%) |
| OKLCH | oklch(37.4% 0.134 336.1) |
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 #691B5B | 11.00:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #691B5B | 1.90:1 | Fails | Lc 9.4 | Not readable |
| #691B5B text on white | 11.00:1 | AAA | Lc 94.5 | Preferred for body text |
| #691B5B text on black | 1.90:1 | Fails | Lc -8.1 | 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
#FCF2F9
oklch(97.1% 0.014 336.1)
-
Step 100
100
#F7E3F1
oklch(93.6% 0.028 336.4)
-
Step 200
200
#F2CCE7
oklch(88.5% 0.055 336.5)
-
Step 300
300
#EAA8D9
oklch(80.9% 0.1 336.2)
-
Step 400
400
#DD76C6
oklch(70.7% 0.16 336.2)
-
Step 500
500
#D14CB7
oklch(63.2% 0.204 336.3)
-
Step 600
600
#BC24A3
oklch(55.6% 0.223 336.2)
-
Step 700
700
#A1128C
oklch(49% 0.207 335.8)
-
Step 800
800
#831671
oklch(42.7% 0.171 336.2)
-
Step 900
900 (this color)
#691B5B
oklch(37.4% 0.134 336.1)
-
Step 950
950
#3E1236
oklch(26.9% 0.085 335.5)
#691B5B 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) | #1C355D | 0.145 |
| Deuteranopia (no green cones) | #364059 | 0.124 |
| Tritanopia (no blue cones) | #6F2038 | 0.067 |
| Achromatopsia (no color) | #3C3C3C | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #691B5B
#691B5B
oklch(37.4% 0.134 336.1)
- #004F2C
#004F2C
oklch(37.6% 0.091 156.1)
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 #691B5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.030
- Velvet #750851 ΔE 0.033
- Grape Purple #5D1451 ΔE 0.034
- Merlot #730039 ΔE 0.062
- Red Purple #820747 ΔE 0.064
- Wine #80013F ΔE 0.069
- Plum Purple #4E0550 ΔE 0.075
- Purple #800080 ΔE 0.079
Use #691B5B 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.