#651C77
Closest named color: Purple (#800080). oklch(38.7% 0.155 318.8), rgb(101, 28, 119).
Aa
White text reads best on this color (10.57:1).
About this color
#651C77 is a dark, vivid purple. In OKLCH its lightness is 39%, its chroma 0.155 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.059 away. White text reads best on it, at 10.57:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | vivid (0.155) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 1.98:1 |
| White text | 10.57:1 |
Values
| HEX | #651C77 |
| RGB | rgb(101, 28, 119) |
| HSL | hsl(288, 62%, 29%) |
| OKLCH | oklch(38.7% 0.155 318.8) |
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 #651C77 | 10.57:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #651C77 | 1.98:1 | Fails | Lc 10.4 | Not readable |
| #651C77 text on white | 10.57:1 | AAA | Lc 93.6 | Preferred for body text |
| #651C77 text on black | 1.98:1 | Fails | Lc -8.9 | 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
#FAF2FC
oklch(97% 0.016 319.4)
-
Step 100
100
#F4E3F9
oklch(93.6% 0.034 318.5)
-
Step 200
200
#ECCCF5
oklch(88.5% 0.065 318.8)
-
Step 300
300
#E1A8F0
oklch(80.8% 0.116 319.1)
-
Step 400
400
#D075E9
oklch(70.6% 0.186 318.7)
-
Step 500
500
#C348E2
oklch(63.2% 0.237 318.8)
-
Step 600
600
#AE16D0
oklch(55.6% 0.258 318.6)
-
Step 700
700
#9500B3
oklch(49.1% 0.237 318.7)
-
Step 800
800
#790C91
oklch(42.6% 0.198 318.7)
-
Step 900
900 (this color)
#651C77
oklch(38.7% 0.155 318.8)
-
Step 950
950
#3A1144
oklch(27.1% 0.098 319.1)
#651C77 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) | #003A7A | 0.150 |
| Deuteranopia (no green cones) | #224175 | 0.133 |
| Tritanopia (no blue cones) | #652E48 | 0.096 |
| Achromatopsia (no color) | #3F3F3F | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #651C77
#651C77
oklch(38.7% 0.155 318.8)
- #1A5200
#1A5200
oklch(38.6% 0.121 138.8)
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 #651C77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.059
- Rich Purple #720058 ΔE 0.064
- Grape Purple #5D1451 ΔE 0.067
- Rebecca Purple #663399 ΔE 0.068
- Royal Purple #4B006E ΔE 0.072
- Indigo #4B0082 ΔE 0.073
- Velvet #750851 ΔE 0.075
- Dark Magenta #8B008B ΔE 0.084
Use #651C77 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.