#603166
Closest named color: Grape Purple (#5D1451). oklch(39.6% 0.102 322.9), rgb(96, 49, 102).
Aa
White text reads best on this color (9.86:1).
About this color
#603166 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.102 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.065 away. White text reads best on it, at 9.86:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.12:1 |
| White text | 9.86:1 |
Values
| HEX | #603166 |
| RGB | rgb(96, 49, 102) |
| HSL | hsl(293, 35%, 30%) |
| OKLCH | oklch(39.6% 0.102 322.9) |
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 #603166 | 9.86:1 | AAA | Lc -96.8 | Preferred for body text |
| Black text on #603166 | 2.12:1 | Fails | Lc 11.4 | Not readable |
| #603166 text on white | 9.86:1 | AAA | Lc 92.6 | Preferred for body text |
| #603166 text on black | 2.12:1 | Fails | Lc -9.9 | 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
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F1E5F3
oklch(93.5% 0.023 321.4)
-
Step 200
200
#E7D0EA
oklch(88.4% 0.043 322.3)
-
Step 300
300
#D9B0DE
oklch(80.8% 0.078 322.7)
-
Step 400
400
#C586CD
oklch(70.8% 0.122 322.8)
-
Step 500
500
#B565C0
oklch(63.1% 0.156 322.6)
-
Step 600
600
#A149AC
oklch(55.7% 0.171 323.1)
-
Step 700
700
#893A94
oklch(49.1% 0.158 322.6)
-
Step 800
800
#703178
oklch(42.8% 0.131 323)
-
Step 900
900 (this color)
#603166
oklch(39.6% 0.102 322.9)
-
Step 950
950
#351A39
oklch(27% 0.066 322.3)
#603166 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) | #2A4068 | 0.096 |
| Deuteranopia (no green cones) | #384564 | 0.085 |
| Tritanopia (no blue cones) | #613847 | 0.061 |
| Achromatopsia (no color) | #434343 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #603166
#603166
oklch(39.6% 0.102 322.9)
- #1F541D
#1F541D
oklch(39.7% 0.102 142.8)
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 #603166, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.065
- Velvet #750851 ΔE 0.075
- Rich Purple #720058 ΔE 0.075
- Dark Slate Blue #483D8B ΔE 0.077
- Purple Brown #673A3F ΔE 0.079
- Rebecca Purple #663399 ΔE 0.085
- Brownish Purple #76424E ΔE 0.085
- Red Purple #820747 ΔE 0.094
Use #603166 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.