#691B74
Closest named color: Purple (#800080). oklch(39% 0.155 322.4), rgb(105, 27, 116).
Aa
White text reads best on this color (10.44:1).
About this color
#691B74 is a dark, vivid purple. In OKLCH its lightness is 39%, its chroma 0.155 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.053 away. White text reads best on it, at 10.44:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | vivid (0.155) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.00:1 |
| White text | 10.44:1 |
Values
| HEX | #691B74 |
| RGB | rgb(105, 27, 116) |
| HSL | hsl(293, 62%, 28%) |
| OKLCH | oklch(39% 0.155 322.4) |
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 #691B74 | 10.44:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #691B74 | 2.00:1 | Fails | Lc 10.7 | Not readable |
| #691B74 text on white | 10.44:1 | AAA | Lc 93.2 | Preferred for body text |
| #691B74 text on black | 2.00:1 | Fails | Lc -9.2 | 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
#FBF2FC
oklch(97.1% 0.016 322.7)
-
Step 100
100
#F5E3F7
oklch(93.6% 0.033 322.8)
-
Step 200
200
#EECCF3
oklch(88.6% 0.064 322)
-
Step 300
300
#E4A7ED
oklch(80.8% 0.116 322.1)
-
Step 400
400
#D573E3
oklch(70.6% 0.186 322.5)
-
Step 500
500
#C845DB
oklch(63.1% 0.237 322.4)
-
Step 600
600
#B40DC8
oklch(55.6% 0.258 322.6)
-
Step 700
700
#9900AB
oklch(49.1% 0.233 322.5)
-
Step 800
800
#7D058C
oklch(42.6% 0.199 322.4)
-
Step 900
900 (this color)
#691B74
oklch(39% 0.155 322.4)
-
Step 950
950
#3B1042
oklch(26.9% 0.098 321.8)
#691B74 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) | #003A76 | 0.158 |
| Deuteranopia (no green cones) | #284272 | 0.136 |
| Tritanopia (no blue cones) | #6A2C46 | 0.093 |
| Achromatopsia (no color) | #3F3F3F | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #691B74
#691B74
oklch(39% 0.155 322.4)
- #015500
#015500
oklch(39% 0.132 142.4)
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 #691B74, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.053
- Rich Purple #720058 ΔE 0.055
- Grape Purple #5D1451 ΔE 0.064
- Velvet #750851 ΔE 0.066
- Rebecca Purple #663399 ΔE 0.073
- Dark Magenta #8B008B ΔE 0.078
- Royal Purple #4B006E ΔE 0.079
- Indigo #4B0082 ΔE 0.082
Use #691B74 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.