#79178B
Closest named color: Purple (#800080). oklch(42.8% 0.185 320.6), rgb(121, 23, 139).
Aa
White text reads best on this color (9.09:1).
About this color
#79178B is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.185 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.028 away. White text reads best on it, at 9.09:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.185) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.30:1 |
| White text | 9.09:1 |
Values
| HEX | #79178B |
| RGB | rgb(121, 23, 139) |
| HSL | hsl(291, 72%, 32%) |
| OKLCH | oklch(42.8% 0.185 320.6) |
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 #79178B | 9.09:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #79178B | 2.30:1 | Fails | Lc 14.4 | Not readable |
| #79178B text on white | 9.09:1 | AAA | Lc 89.6 | Fine for body text |
| #79178B text on black | 2.30:1 | Fails | Lc -12.7 | 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 800.
-
Step 50
50
#FAF2FC
oklch(97% 0.016 319.4)
-
Step 100
100
#F4E3F7
oklch(93.5% 0.032 321.1)
-
Step 200
200
#ECCDF2
oklch(88.6% 0.06 320.8)
-
Step 300
300
#E0AAEC
oklch(80.9% 0.108 320.1)
-
Step 400
400
#D078E2
oklch(70.7% 0.174 320.6)
-
Step 500
500
#C24ED9
oklch(63.1% 0.221 320.6)
-
Step 600
600
#AD26C6
oklch(55.5% 0.24 320.6)
-
Step 700
700
#9513AB
oklch(49.1% 0.224 320.8)
-
Step 800
800 (this color)
#79178B
oklch(42.8% 0.185 320.6)
-
Step 900
900
#621D6F
oklch(37.8% 0.144 320.8)
-
Step 950
950
#391341
oklch(26.9% 0.091 320.3)
#79178B 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) | #00428E | 0.179 |
| Deuteranopia (no green cones) | #254C89 | 0.165 |
| Tritanopia (no blue cones) | #7A3152 | 0.113 |
| Achromatopsia (no color) | #484848 | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #79178B
#79178B
oklch(42.8% 0.185 320.6)
- #156000
#156000
oklch(42.7% 0.139 140.6)
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 #79178B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.028
- Dark Magenta #8B008B ΔE 0.038
- Rebecca Purple #663399 ΔE 0.059
- Warm Purple #952E8F ΔE 0.072
- Grape #7209B7 ΔE 0.076
- Rich Purple #720058 ΔE 0.087
- Light Eggplant #894585 ΔE 0.096
- Velvet #750851 ΔE 0.097
Use #79178B 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.