#80639B
Closest named color: Dark Lavender (#856798). oklch(55.1% 0.091 307.4), rgb(128, 99, 155).
Aa
White text reads best on this color (5.02:1).
About this color
#80639B is a medium-dark, moderately saturated purple. In OKLCH its lightness is 55%, its chroma 0.091 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Lavender (#856798), ΔE 0.016 away. White text reads best on it, at 5.02:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.091) |
| Temperature | in between |
| Nearest name | Dark Lavender (#856798) |
| Black text | 4.17:1 |
| White text | 5.02:1 |
Values
| HEX | #80639B |
| RGB | rgb(128, 99, 155) |
| HSL | hsl(271, 22%, 50%) |
| OKLCH | oklch(55.1% 0.091 307.4) |
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 #80639B | 5.02:1 | AA | Lc -80.1 | Fine for body text |
| Black text on #80639B | 4.17:1 | AA large text | Lc 29.4 | Dividers and decoration only |
| #80639B text on white | 5.02:1 | AA | Lc 74.7 | Content text, not long reading |
| #80639B text on black | 4.17:1 | AA large text | Lc -27.0 | Dividers and decoration only |
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 600.
-
Step 50
50
#F6F4F8
oklch(97% 0.006 308.4)
-
Step 100
100
#ECE8F0
oklch(93.6% 0.011 308.3)
-
Step 200
200
#DDD5E5
oklch(88.4% 0.023 308.2)
-
Step 300
300
#C8BAD6
oklch(80.9% 0.042 307.9)
-
Step 400
400
#AB96C1
oklch(70.6% 0.066 306.9)
-
Step 500
500
#977CB1
oklch(63.1% 0.083 307.4)
-
Step 600
600 (this color)
#80639B
oklch(55.1% 0.091 307.4)
-
Step 700
700
#6E5386
oklch(49.1% 0.085 307.8)
-
Step 800
800
#59446D
oklch(42.6% 0.071 307.1)
-
Step 900
900
#493A58
oklch(37.7% 0.053 306.9)
-
Step 950
950
#2B2234
oklch(27% 0.035 307)
#80639B 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) | #586E9D | 0.064 |
| Deuteranopia (no green cones) | #5E6F99 | 0.059 |
| Tritanopia (no blue cones) | #7C6B78 | 0.066 |
| Achromatopsia (no color) | #6F6F6F | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #80639B
#80639B
oklch(55.1% 0.091 307.4)
- #637C3F
#637C3F
oklch(55.2% 0.092 127.5)
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 #80639B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lavender #856798 ΔE 0.016
- Dusty Purple #825F87 ΔE 0.031
- Muted Purple #805B87 ΔE 0.033
- Grey Purple #826D8C ΔE 0.042
- Faded Purple #916E99 ΔE 0.044
- Dull Purple #84597E ΔE 0.047
- Dusky Purple #895B7B ΔE 0.051
- Deep Lavender #8D5EB7 ΔE 0.053
Use #80639B 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.