#6B1979
Closest named color: Purple (#800080). oklch(39.5% 0.162 321.3), rgb(107, 25, 121).
Aa
White text reads best on this color (10.29:1).
About this color
#6B1979 is a dark, vivid purple. In OKLCH its lightness is 39%, its chroma 0.162 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.046 away. White text reads best on it, at 10.29:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.04:1 |
| White text | 10.29:1 |
Values
| HEX | #6B1979 |
| RGB | rgb(107, 25, 121) |
| HSL | hsl(291, 66%, 29%) |
| OKLCH | oklch(39.5% 0.162 321.3) |
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 #6B1979 | 10.29:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #6B1979 | 2.04:1 | Fails | Lc 11.2 | Not readable |
| #6B1979 text on white | 10.29:1 | AAA | Lc 92.8 | Preferred for body text |
| #6B1979 text on black | 2.04:1 | Fails | Lc -9.7 | 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
#F5E3F8
oklch(93.6% 0.034 321.4)
-
Step 200
200
#EECBF5
oklch(88.5% 0.068 320.6)
-
Step 300
300
#E5A6F0
oklch(80.9% 0.122 321.4)
-
Step 400
400
#D671E8
oklch(70.7% 0.194 321.4)
-
Step 500
500
#C93FE1
oklch(63.1% 0.249 321.3)
-
Step 600
600
#B300CD
oklch(55.5% 0.265 321.1)
-
Step 700
700
#9800AD
oklch(49.1% 0.234 321.5)
-
Step 800
800
#7D008F
oklch(42.7% 0.203 321.4)
-
Step 900
900 (this color)
#6B1979
oklch(39.5% 0.162 321.3)
-
Step 950
950
#3C0E44
oklch(27% 0.104 321.3)
#6B1979 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) | #003B7C | 0.161 |
| Deuteranopia (no green cones) | #254377 | 0.143 |
| Tritanopia (no blue cones) | #6C2D48 | 0.099 |
| Achromatopsia (no color) | #404040 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B1979
#6B1979
oklch(39.5% 0.162 321.3)
- #0C5600
#0C5600
oklch(39.5% 0.131 141.3)
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 #6B1979, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.046
- Rich Purple #720058 ΔE 0.061
- Rebecca Purple #663399 ΔE 0.068
- Dark Magenta #8B008B ΔE 0.071
- Velvet #750851 ΔE 0.073
- Grape Purple #5D1451 ΔE 0.073
- Indigo #4B0082 ΔE 0.082
- Royal Purple #4B006E ΔE 0.082
Use #6B1979 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.