#681C4C
Closest named color: Grape Purple (#5D1451). oklch(36.6% 0.121 345.9), rgb(104, 28, 76).
Aa
White text reads best on this color (11.29:1).
About this color
#681C4C is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.121 and its hue 346°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.034 away. White text reads best on it, at 11.29:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.121) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.85:1 |
| White text | 11.29:1 |
Values
| HEX | #681C4C |
| RGB | rgb(104, 28, 76) |
| HSL | hsl(322, 58%, 26%) |
| OKLCH | oklch(36.6% 0.121 345.9) |
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 #681C4C | 11.29:1 | AAA | Lc -99.1 | Preferred for body text |
| Black text on #681C4C | 1.85:1 | Fails | Lc 8.7 | Not readable |
| #681C4C text on white | 11.29:1 | AAA | Lc 95.2 | Preferred for body text |
| #681C4C text on black | 1.85:1 | Fails | Lc -7.4 | 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
#FCF2F7
oklch(97% 0.013 345.5)
-
Step 100
100
#F8E3EE
oklch(93.6% 0.027 344.6)
-
Step 200
200
#F3CCE0
oklch(88.4% 0.051 345.9)
-
Step 300
300
#ECA9CD
oklch(80.9% 0.091 345.9)
-
Step 400
400
#DF79B4
oklch(70.7% 0.144 345.7)
-
Step 500
500
#D351A1
oklch(63.1% 0.184 345.8)
-
Step 600
600
#BF2E8C
oklch(55.7% 0.201 346)
-
Step 700
700
#A41E77
oklch(49.1% 0.187 345.8)
-
Step 800
800
#851D61
oklch(42.7% 0.155 345.6)
-
Step 900
900 (this color)
#681C4C
oklch(36.6% 0.121 345.9)
-
Step 950
950
#3F142E
oklch(27% 0.076 346.1)
#681C4C 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) | #25324D | 0.133 |
| Deuteranopia (no green cones) | #3B3F4A | 0.118 |
| Tritanopia (no blue cones) | #6F1A31 | 0.049 |
| Achromatopsia (no color) | #3A3A3A | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #681C4C
#681C4C
oklch(36.6% 0.121 345.9)
- #004B35
#004B35
oklch(36.6% 0.076 165.7)
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 #681C4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.034
- Velvet #750851 ΔE 0.034
- Rich Purple #720058 ΔE 0.042
- Merlot #730039 ΔE 0.043
- Wine #80013F ΔE 0.056
- Red Purple #820747 ΔE 0.056
- Bordeaux #7B002C ΔE 0.065
- Burgundy #610023 ΔE 0.072
Use #681C4C 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.