#7B1785
Closest named color: Purple (#800080). oklch(42.7% 0.181 323.9), rgb(123, 23, 133).
Aa
White text reads best on this color (9.11:1).
About this color
#7B1785 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.181 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.020 away. White text reads best on it, at 9.11:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.181) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.30:1 |
| White text | 9.11:1 |
Values
| HEX | #7B1785 |
| RGB | rgb(123, 23, 133) |
| HSL | hsl(295, 71%, 31%) |
| OKLCH | oklch(42.7% 0.181 323.9) |
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 #7B1785 | 9.11:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #7B1785 | 2.30:1 | Fails | Lc 14.3 | Not readable |
| #7B1785 text on white | 9.11:1 | AAA | Lc 89.6 | Fine for body text |
| #7B1785 text on black | 2.30:1 | Fails | Lc -12.6 | 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
#FAF2FB
oklch(97% 0.015 322.3)
-
Step 100
100
#F5E3F6
oklch(93.6% 0.032 324.2)
-
Step 200
200
#EDCDF0
oklch(88.6% 0.058 323.4)
-
Step 300
300
#E3A9E8
oklch(80.9% 0.107 323.8)
-
Step 400
400
#D378DC
oklch(70.8% 0.17 323.8)
-
Step 500
500
#C54ED2
oklch(63.1% 0.216 323.6)
-
Step 600
600
#B126BE
oklch(55.6% 0.235 324.2)
-
Step 700
700
#9814A4
oklch(49.1% 0.219 324.1)
-
Step 800
800 (this color)
#7B1785
oklch(42.7% 0.181 323.9)
-
Step 900
900
#631D6B
oklch(37.6% 0.141 323.5)
-
Step 950
950
#3A133F
oklch(27% 0.089 323)
#7B1785 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) | #004188 | 0.184 |
| Deuteranopia (no green cones) | #2D4C83 | 0.162 |
| Tritanopia (no blue cones) | #7D2E4F | 0.106 |
| Achromatopsia (no color) | #484848 | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7B1785
#7B1785
oklch(42.7% 0.181 323.9)
- #00610E
#00610E
oklch(42.8% 0.139 143.9)
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 #7B1785, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.020
- Dark Magenta #8B008B ΔE 0.035
- Rebecca Purple #663399 ΔE 0.066
- Warm Purple #952E8F ΔE 0.069
- Rich Purple #720058 ΔE 0.078
- Grape #7209B7 ΔE 0.087
- Velvet #750851 ΔE 0.087
- Red Violet #9E0168 ΔE 0.091
Use #7B1785 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.