#662173
Closest named color: Rich Purple (#720058). oklch(39.1% 0.145 320.9), rgb(102, 33, 115).
Aa
White text reads best on this color (10.34:1).
About this color
#662173 is a dark, vivid purple. In OKLCH its lightness is 39%, its chroma 0.145 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.059 away. White text reads best on it, at 10.34:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Rich Purple (#720058) |
| Black text | 2.03:1 |
| White text | 10.34:1 |
Values
| HEX | #662173 |
| RGB | rgb(102, 33, 115) |
| HSL | hsl(290, 55%, 29%) |
| OKLCH | oklch(39.1% 0.145 320.9) |
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 #662173 | 10.34:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #662173 | 2.03:1 | Fails | Lc 10.7 | Not readable |
| #662173 text on white | 10.34:1 | AAA | Lc 93.2 | Preferred for body text |
| #662173 text on black | 2.03:1 | Fails | Lc -9.3 | 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
#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
#E1A9EC
oklch(80.9% 0.11 320.8)
-
Step 400
400
#D078E2
oklch(70.7% 0.174 320.6)
-
Step 500
500
#C34DD9
oklch(63.1% 0.223 321)
-
Step 600
600
#AE25C6
oklch(55.6% 0.241 320.9)
-
Step 700
700
#9512AB
oklch(49.1% 0.224 320.9)
-
Step 800
800
#79168B
oklch(42.7% 0.186 320.7)
-
Step 900
900 (this color)
#662173
oklch(39.1% 0.145 320.9)
-
Step 950
950
#3A1341
oklch(27.1% 0.092 321.3)
#662173 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) | #043B75 | 0.147 |
| Deuteranopia (no green cones) | #2A4371 | 0.125 |
| Tritanopia (no blue cones) | #673047 | 0.089 |
| Achromatopsia (no color) | #404040 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662173
#662173
oklch(39.1% 0.145 320.9)
- #0F5400
#0F5400
oklch(38.9% 0.128 140.9)
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 #662173, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.059
- Purple #800080 ΔE 0.061
- Grape Purple #5D1451 ΔE 0.063
- Velvet #750851 ΔE 0.069
- Rebecca Purple #663399 ΔE 0.070
- Royal Purple #4B006E ΔE 0.079
- Indigo #4B0082 ΔE 0.082
- Dark Magenta #8B008B ΔE 0.085
Use #662173 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.