#681C5D
Closest named color: Rich Purple (#720058). oklch(37.5% 0.133 334.3), rgb(104, 28, 93).
Aa
White text reads best on this color (10.97:1).
About this color
#681C5D is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.133 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.033 away. White text reads best on it, at 10.97:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Rich Purple (#720058) |
| Black text | 1.91:1 |
| White text | 10.97:1 |
Values
| HEX | #681C5D |
| RGB | rgb(104, 28, 93) |
| HSL | hsl(309, 58%, 26%) |
| OKLCH | oklch(37.5% 0.133 334.3) |
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 #681C5D | 10.97:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #681C5D | 1.91:1 | Fails | Lc 9.4 | Not readable |
| #681C5D text on white | 10.97:1 | AAA | Lc 94.5 | Preferred for body text |
| #681C5D text on black | 1.91:1 | 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
#FBF2F9
oklch(97% 0.013 333)
-
Step 100
100
#F7E3F2
oklch(93.6% 0.029 334.4)
-
Step 200
200
#F1CCE8
oklch(88.5% 0.055 334.6)
-
Step 300
300
#E9A8DB
oklch(80.9% 0.101 334.4)
-
Step 400
400
#DB77C9
oklch(70.8% 0.159 334.2)
-
Step 500
500
#CF4DBB
oklch(63.2% 0.205 334.3)
-
Step 600
600
#BA26A7
oklch(55.6% 0.223 334.2)
-
Step 700
700
#A0158F
oklch(49.2% 0.207 334.3)
-
Step 800
800
#821774
oklch(42.7% 0.171 334.4)
-
Step 900
900 (this color)
#681C5D
oklch(37.5% 0.133 334.3)
-
Step 950
950
#3E1337
oklch(27.1% 0.084 334.5)
#681C5D 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) | #1B355F | 0.143 |
| Deuteranopia (no green cones) | #35405B | 0.123 |
| Tritanopia (no blue cones) | #6D223A | 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°).
- #681C5D
#681C5D
oklch(37.5% 0.133 334.3)
- #004F29
#004F29
oklch(37.5% 0.094 154.3)
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 #681C5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.033
- Grape Purple #5D1451 ΔE 0.034
- Velvet #750851 ΔE 0.037
- Merlot #730039 ΔE 0.066
- Red Purple #820747 ΔE 0.067
- Wine #80013F ΔE 0.073
- Plum Purple #4E0550 ΔE 0.074
- Purple #800080 ΔE 0.078
Use #681C5D 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.