#662977
Closest named color: Rebecca Purple (#663399). oklch(40.3% 0.137 318.2), rgb(102, 41, 119).
Aa
White text reads best on this color (9.77:1).
About this color
#662977 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.137 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.058 away. White text reads best on it, at 9.77:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.14:1 |
| White text | 9.77:1 |
Values
| HEX | #662977 |
| RGB | rgb(102, 41, 119) |
| HSL | hsl(287, 49%, 31%) |
| OKLCH | oklch(40.3% 0.137 318.2) |
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 #662977 | 9.77:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #662977 | 2.14:1 | Fails | Lc 11.9 | Not readable |
| #662977 text on white | 9.77:1 | AAA | Lc 92.1 | Preferred for body text |
| #662977 text on black | 2.14:1 | Fails | Lc -10.3 | 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 800.
-
Step 50
50
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F1E5F4
oklch(93.6% 0.024 319.5)
-
Step 200
200
#E6D0ED
oklch(88.4% 0.046 318)
-
Step 300
300
#D7B1E2
oklch(81% 0.079 318.6)
-
Step 400
400
#C286D4
oklch(70.8% 0.128 318.2)
-
Step 500
500
#B265C8
oklch(63.2% 0.163 318.4)
-
Step 600
600
#9D49B5
oklch(55.6% 0.178 318.2)
-
Step 700
700
#86399C
oklch(49.1% 0.166 318.1)
-
Step 800
800 (this color)
#662977
oklch(40.3% 0.137 318.2)
-
Step 900
900
#592C65
oklch(37.8% 0.106 318.8)
-
Step 950
950
#341A3B
oklch(26.9% 0.068 318.8)
#662977 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) | #114079 | 0.133 |
| Deuteranopia (no green cones) | #2D4675 | 0.115 |
| Tritanopia (no blue cones) | #66364C | 0.086 |
| Achromatopsia (no color) | #444444 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662977
#662977
oklch(40.3% 0.137 318.2)
- #1F5700
#1F5700
oklch(40.3% 0.125 138.2)
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 #662977, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.058
- Purple #800080 ΔE 0.066
- Rich Purple #720058 ΔE 0.071
- Grape Purple #5D1451 ΔE 0.074
- Dark Slate Blue #483D8B ΔE 0.075
- Velvet #750851 ΔE 0.078
- Dark Magenta #8B008B ΔE 0.086
- Indigo #4B0082 ΔE 0.089
Use #662977 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.