#811B7C
Closest named color: Purple (#800080). oklch(43.3% 0.173 330.3), rgb(129, 27, 124).
Aa
White text reads best on this color (8.81:1).
About this color
#811B7C is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.173 and its hue 330°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.025 away. White text reads best on it, at 8.81:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.173) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.38:1 |
| White text | 8.81:1 |
Values
| HEX | #811B7C |
| RGB | rgb(129, 27, 124) |
| HSL | hsl(303, 65%, 31%) |
| OKLCH | oklch(43.3% 0.173 330.3) |
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 #811B7C | 8.81:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #811B7C | 2.38:1 | Fails | Lc 15.1 | Dividers and decoration only |
| #811B7C text on white | 8.81:1 | AAA | Lc 88.9 | Fine for body text |
| #811B7C text on black | 2.38:1 | Fails | Lc -13.3 | 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 800.
-
Step 50
50
#FBF2FA
oklch(97% 0.014 329.1)
-
Step 100
100
#F6E3F3
oklch(93.6% 0.029 330.9)
-
Step 200
200
#EFCCEB
oklch(88.4% 0.057 329.8)
-
Step 300
300
#E6A9E0
oklch(80.9% 0.101 329.8)
-
Step 400
400
#D877D0
oklch(70.7% 0.163 330.2)
-
Step 500
500
#CB4EC3
oklch(63.1% 0.207 330.3)
-
Step 600
600
#B628AF
oklch(55.6% 0.225 330.3)
-
Step 700
700
#9C1797
oklch(49.1% 0.209 330)
-
Step 800
800 (this color)
#811B7C
oklch(43.3% 0.173 330.3)
-
Step 900
900
#671D62
oklch(37.7% 0.135 330.7)
-
Step 950
950
#3C133A
oklch(27% 0.086 329.6)
#811B7C 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) | #0C427F | 0.189 |
| Deuteranopia (no green cones) | #3B4F7A | 0.158 |
| Tritanopia (no blue cones) | #862A4B | 0.093 |
| Achromatopsia (no color) | #4A4A4A | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #811B7C
#811B7C
oklch(43.3% 0.173 330.3)
- #00622B
#00622B
oklch(43.4% 0.118 150.4)
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 #811B7C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.025
- Dark Magenta #8B008B ΔE 0.035
- Warm Purple #952E8F ΔE 0.059
- Red Violet #9E0168 ΔE 0.070
- Rich Purple #720058 ΔE 0.071
- Velvet #750851 ΔE 0.076
- Rebecca Purple #663399 ΔE 0.079
- Light Eggplant #894585 ΔE 0.081
Use #811B7C 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.