#7C2178
Closest named color: Purple (#800080). oklch(42.8% 0.161 329.8), rgb(124, 33, 120).
Aa
White text reads best on this color (8.95:1).
About this color
#7C2178 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.161 and its hue 330°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.034 away. White text reads best on it, at 8.95:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.161) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.34:1 |
| White text | 8.95:1 |
Values
| HEX | #7C2178 |
| RGB | rgb(124, 33, 120) |
| HSL | hsl(303, 58%, 31%) |
| OKLCH | oklch(42.8% 0.161 329.8) |
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 #7C2178 | 8.95:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #7C2178 | 2.34:1 | Fails | Lc 14.5 | Not readable |
| #7C2178 text on white | 8.95:1 | AAA | Lc 89.5 | Fine for body text |
| #7C2178 text on black | 2.34:1 | 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
#FBF3FA
oklch(97.2% 0.013 329.6)
-
Step 100
100
#F5E4F3
oklch(93.7% 0.027 329.5)
-
Step 200
200
#EECDEA
oklch(88.5% 0.053 330)
-
Step 300
300
#E4ABDE
oklch(81% 0.094 330)
-
Step 400
400
#D47BCD
oklch(70.7% 0.151 329.9)
-
Step 500
500
#C655C0
oklch(63.1% 0.192 329.7)
-
Step 600
600
#B133AC
oklch(55.5% 0.209 329.7)
-
Step 700
700
#982494
oklch(49.1% 0.194 329.6)
-
Step 800
800 (this color)
#7C2178
oklch(42.8% 0.161 329.8)
-
Step 900
900
#642261
oklch(37.8% 0.125 329.6)
-
Step 950
950
#3B1539
oklch(27% 0.08 329.6)
#7C2178 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) | #16427A | 0.172 |
| Deuteranopia (no green cones) | #3B4E76 | 0.146 |
| Tritanopia (no blue cones) | #812D4A | 0.088 |
| Achromatopsia (no color) | #494949 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C2178
#7C2178
oklch(42.8% 0.161 329.8)
- #006029
#006029
oklch(42.7% 0.118 150)
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 #7C2178, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.034
- Dark Magenta #8B008B ΔE 0.049
- Rich Purple #720058 ΔE 0.065
- Warm Purple #952E8F ΔE 0.067
- Velvet #750851 ΔE 0.069
- Rebecca Purple #663399 ΔE 0.075
- Red Violet #9E0168 ΔE 0.076
- Light Eggplant #894585 ΔE 0.079
Use #7C2178 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.